academic session: 2019 20 class xi (cbse) holiday ... · investigatory topic investigatory project...
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DRSIS / HOLIDAY INDEPENDENT PRACTICE / 2019-20 Page 1
ACADEMIC SESSION: 2019 – 20
Class XI (CBSE)
HOLIDAY INDEPENDENT PRACTICE
STUDENT’S NAME: DATE:
Dear Children,
We are sure that you will enjoy your summer vacation with members of the family and
friends. Some of you must be planning to travel or to visit your relatives and
grandparents. It will be great if you spend some time with them and gift them
something that is handmade and designed by you. This will surely make them feel
special. If possible, join some activity classes or learn something new during your
holidays. Spend some time reading storybooks, newspapers, watching interesting and
informative programmes. Help your parents by cleaning up your room, arranging
things kept in the cupboard and donating things that you do not need to a NGO.
We are attaching a few interesting activities and assignments which you are expected to do during the break.
This will also help you avoid the noon time heat. Write neatly and present your work well. Please complete
the work and bring it to school on Thursday, June 6, 2019. Have lots of fun and take good care of yourself.
Six things to remember during summer vacation:
While your parents and we want you to have fun during summer break, we also want you to be thinkers and
doers. The following guidelines will help you to be both, while enjoying your freedom at the same time.
1. Find other ways of entertaining yourself than phones and TV, learn a musical instrument like guitar or
keyboard, learn a hobby like origami or magic tricks, read novels, learn cooking, etc.
2. For every hour of electronics, you give one hour of play time
3. If you are bored, help out at home. This will also earn brownie points with your parents and help
you realize the importance of organization and cleanliness.
4. Reading is a must. Reading nurtures your soul. When you visit malls, make sure you drop in at a
bookstore and pick books that interest you. Otherwise, read on Kindle.
5. There is no sleeping all day and staying up all night: It is unhealthy and it will be hard for you to
readjust to regular school schedule at the end of the vacations.
6. Make sure you make time for your parents: Watch a movie, go out on dinners with your family and
spend more time with your family than with your friends.
Coordinator’s Helpline: 9121218137
For any queries please email at - [email protected]
DRSIS / HOLIDAY INDEPENDENT PRACTICE / 2019-20 Page 2
Some Do’s And Don’ts During Summer Vacation
Avoid going outdoor at noon
Do not waste all your time to play
video games and/or mobile games
Do not oversleep, and do not let
laziness take you over.
DRSIS / HOLIDAY INDEPENDENT PRACTICE / 2019-20 Page 3
ACADEMIC SESSION 2019 – 2020
CLASS – XI (CBSE) HOLIDAY INDEPENDENT PRACTICE
Student’s Name: Date:
ENGLISH SUBJECT
INVESTIGATORY TOPIC Peer Pressure and Influence
GUIDELINES Research on incidents related to bullying, ragging, smoking, drug abuse etc
SUBJECT TASK AND LINKAGES: 1. Debate - Peer pressure and i\nfluence are necessary for an adolescent.
2. Posters on topics mentioned above
MATHEMATICS SUBJECT
.INVESTIGATORY TOPIC Investigatory topic on median of Statistical Data
GUIDELINES
Prepare your own data of a class of 30 students by allotting different
marks to each student.
● Consider the class interval of 5 marks and frequency as number of
students
● Find the median of the data
● The median mark is the cut off mark that decides the range of the
students.
● For eg: if median is 70 then it tells us that half of the students scored
more than 70 and half of the students scored less than 70
SUBJECT TASK AND LINKAGES: The above task helps to compute cut off mark for a given data
ACCOUNTANCY SUBJECT
INVESTIGATORY TOPIC Investigatory project on Accounting Standards
GUIDELINES
● Each student should take up an Accounting Standard as a topic for his/her project
numbered as same as his/her roll number.
● For example- Roll number 1 will do a study and prepare a project on Accounting
Standard 1, Roll number 2 will do a study and prepare a project on Accounting
Standard 2…. Roll number 27 will do a study and prepare a project on
Accounting Standard 27 and so on.
● In case of confusion about the roll numbers, please clarify with the class teacher
on the helpline number.
● Each project should be minimum 8 to 12 pages including conclusion and index.
● Assignments should be hand written using blue/black ink and no prints should
be kept (Except the photographs)
● No striking is allowed in the project and to be neat and should have good
handwriting.
ECONOMICS SUBJECT
INVESTIGATORY TOPIC Investigatory project on type of economies.
GUIDELINES
1. Students have to select a country and conduct a case study of that economy
especially the reasons to understand why that economy is a centrally
planned/Mixed/Market economy. The project should be of 8-12 pages (approx.),
hand-written.
2. The students must quote the source (in the Bibliography/References section) of
the information to ensure authenticity.
3. Scope of the project: Student may work upon the following lines:
● Introduction
● Details of the topic
● Students’ own views/perception/ opinion and learning from the work.
SUBJECT TASK AND LINKAGES: The above project will give clarity to the students about the types of economies
explained in microeconomics chapter 1.
DRSIS / HOLIDAY INDEPENDENT PRACTICE / 2019-20 Page 4
BUSINESS STUDIES SUBJECT
INVESTIGATORY TOPIC: Investigatory project on Auxiliaries to trade.
GUIDELINES:
● Visit any 3 auxiliaries to trade for example ATMs, Banks, Hair salon, etc. and
conduct a case study.
● Each project should be minimum 8 to 12 pages including conclusion and index.
● Photos as a part of evidence should be pasted.
● Assignments should be hand written using blue/black ink and no prints should
be kept (Except the photographs)
● No striking is allowed in the project and to be neat and should have good
handwriting.
SUBJECT TASK AND LINKAGES These projects are linked to chapter 1 of business studies textbook.
PHYSICS SUBJECT
INVESTIGATORY TOPIC
● What is Time? THE ILLUSION OF TIME!
OR
● Flying machines of the future.
OR
● What is Space?
OR
● What is black hole and Why is the black hole image so significant?
OR
● What is Physics? How it is changing the lives?
GUIDELINES
The Research should be made in alignment with the recent discoveries made, it could
be a hypothesis or a research paper or an Enquiry. It should be around 5-8 pages
include pictures wherever applicable.
It could be in the following order:
● Question of Enquiry
● Past work in the field
● Present scenario
● Future Prospects
● Other advancements
● in alignment with other branches of science.
● Conclusion
● Reflection on your understanding of the investigatory topic.
SUBJECT TASK AND LINKAGES: The research objective is to investigate students' learning outcomes in the world of
Physics
CHEMISTRY SUBJECT
INVESTIGATORY TOPIC
1. Measuring the amount of Acetic acid in Vinegar
2. Acidity in Tea
3. Contents of cool drinks available in the market
4. Discoveries in the field of chemistry
5. Extraction of Nicotine sulphate from samples of cigarette
6. Antacids
7. Electrolyte turns on the solar cell
8. Biodiesel (Students can choose any one of the above topic to investigate)
GUIDELINES:
● Each project should be minimum 15 to 20 pages including conclusion and
index.
● Photographs and creative presentation will be a part of project and separate
marking is given.
● Projects should be hand written using blue/black ink and no prints should be
kept (Except the photographs)
● No striking is allowed in the project and to be neat and should have good
handwriting
● Prepare Model / Chart related to the project.
For the selected investigatory project student should submit all the collected
information in the following format:
● Introduction of the selected topic , Objective of the project, Materials and
chemicals required, Theory, procedure, Observations, Conclusion,
Bibliography and References
DRSIS / HOLIDAY INDEPENDENT PRACTICE / 2019-20 Page 5
SUBJECT TASK AND LINKAGES: The research objective was to investigate students' learning outcomes in chemistry
and to improve the quality of thinking in chemistry
PHYSICAL EDUCATION SUBJECT
INVESTIGATORY TOPIC
Archery, Shuttle Badminton, Bocce, Gymnastics, Judo, Swimming, Table Tennis,
Taekwondo and Tennis.
Students must select any one of the games from the above given list and practice
during the holidays.
GUIDELINES
Daily practice the selected game for minimum 60 minutes to 120 minutes.
morning and evening
Identify all the names of skills and techniques
List the names of world class players.
Mention few important international and national tournaments
Discuss few latest general rules and regulations of the selected game.
SUBJECT TASK AND LINKAGES: Students will develop the high grip on their selected game which will make them very
strong on future topics of physical education.
BIOLOGY SUBJECT
INVESTIGATORY TOPIC PREPARING A HERBARIUM
GUIDELINES:
● The preparation of a herbarium involves:
(i) Field visits,
(ii) Collection of specimens
(iii) Drying,
(iv) Mounting on a herbarium sheet,
(v) Preservation,
(vi) Labelling and
(vii) Proper storage.
Note: Detailed guidelines are given in the form of handout.
SUBJECT TASK AND LINKAGES:
● Each student should prepare a herbarium with minimum 10 plant species.
● For each plant specimen, the label should indicate the information about the
locality, altitude, habit, date and time of collection, name of collector, common
name, complete scientific name, medicinal or economics importance(if any).
● This project is related to chapter one of The Living World.
ENTREPRENEURSHIP SUBJECT
INVESTIGATORY TOPIC
Investigatory project on Entrepreneurship.
GENERAL GUIDELINES
● Select an entrepreneur of your choice and conduct a case study on him/her.
● Each project should be minimum 8 to 12 pages including conclusion and index.
● Assignments should be hand written using blue/black ink and no prints should
be kept (Except the photographs)
● No striking is allowed in the project. It must be neat presentable.
SUBJECT TASK AND LINKAGES: 1. These projects are linked to chapter 1 of entrepreneurship textbook.
PSYCHOLOGY SUBJECT
INVESTIGATORY TOPIC Research on Evolution of Psychology -(1879 - Present).
GUIDELINES
● Each project should be minimum 8 to 12 pages including conclusion and
index.
● Assignments should be hand written using blue/black ink and no prints
should be kept (Except the photographs)
SUBJECT TASK AND LINKAGES: This project is related to chapter 1. This would help the students understand how
psychology emerged as a discipline.
DRSIS / HOLIDAY INDEPENDENT PRACTICE / 2019-20 Page 6
POLITICAL SCIENCE SUBJECT
.INVESTIGATORY TOPIC General Elections:2019
GUIDELINES
● Follow the guidelines given in the handout
● Each project should be minimum 8 to 12 pages including conclusion and
index.
● Assignments should be hand written using blue/black ink and no prints are
to be pasted (Except the photographs)
● Maintain neatness with good legible handwriting.
SUBJECT TASK AND LINKAGES: Election and Representation in India
HISTORY SUBJECT
.INVESTIGATORY TOPIC The history and impact of Crusades in medieval times.
GUIDELINES
● Follow the guidelines given in the handout
● Research about the given topic
● Each project should be minimum 8 to 12 pages including conclusion and
index.
● Assignments should be hand written using blue/black ink and no prints are
to be pasted (Except the photographs)
● Mention the sources used to complete the project. (Bibliography)
PAINTING SUBJECT
INVESTIGATORY TOPIC Elements of Art & Principles of Arts
GUIDELINES
● Research the given topic.
● Present each topic on separate A3 size art (Cartridge) paper.
● Draw and color (if required) and mention important annotations.
SUBJECT TASK AND LINKAGES This project is linked to chapter 1 which would help the students in understanding the
basics of visual Art.
INFORMATICS PRACTICES SUBJECT
INVESTIGATORY TOPIC Investigatory project on Python Programming
GUIDELINES
● Each project should be minimum 6 to 8 pages including conclusion and
index.
● Assignments should be hand written using blue/black ink and no prints
should be kept (Except the photographs)
● No striking is allowed in the project and to be neat and should have good
handwriting.
● Python Programming Features
● Program to find the sum of two numbers
● Program to find the product of two numbers
● Program to find the largest of two numbers
● Program to find the square of a number
SUBJECT TASK AND LINKAGES Linked to Chapter 3 and 4.
LEGAL STUDIES SUBJECT
INVESTIGATORY TOPIC
Research on the Sources of Law and describe, which one is more comprehensive in
Indian context; & Differentiate b/w Common Law System & Civil Law System and
give relevant examples.
GUIDELINES
Research thoroughly (you can use some relevant pdf available on the internet.
Illustrate the latest examples.
You can also insert images/maps/graphs/charts wherever it is relevant.
You can highlight the sub-heading and bullet points by underlining that or by marker.
Answer should be well organized and in order.
SUBJECT TASK AND LINKAGES: Linked to Unit 2
FASHION STUDIES SUBJECT
INVESTIGATORY TOPIC Factors influencing Fashion
GUIDELINES
Research the given topic
Identifying any five types of Fabric. Make a swatch & present it on A4 size
handmade paper
Identifying colour theory / scheme
Present primary & neutral colours on A4 size
Research famous designers
SUBJECT TASK AND LINKAGES: Linked to Chapter 1
________________________ _________________________
Ms Shivani Dhoreliya Mr Rudolf Noronha
(Coordinator) (Principal)
DRSIS / HOLIDAY INDEPENDENT PRACTICE / 2019-20 Page 7
ACADEMIC SESSION 2019 – 2020
GRADE – X1 ENGLISH
HOLIDAY HOMEWORK
Student’s Name: Date: /05/2019
1.On behalf of Department of Environment, Bangalore Administration, draft a Poster on the detrimental
consequences of burning leaves and garbage upon the environment and also issuing a warning of the
punishment to those indulging in the same.
DRSIS / HOLIDAY INDEPENDENT PRACTICE / 2019-20 Page 8
2. You are Sidhi/ Sanjay of U-03 G Block Kasturi Nagar Mysore-37.Write a letter to the Director NGO Bird
Links Society, Bangalore expressing your concern about the decrease in the number of the birds in Delhi.
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DRSIS / HOLIDAY INDEPENDENT PRACTICE / 2019-20 Page 9
ACADEMIC SESSION 2019 – 2020
GRADE – X1 ENGLISH
HOLIDAY HOMEWORK -2
Student’s Name: Date: /05/2019
Depression is a common problem of modern times. Both the rich and poor suffer from it. According to the
World Health Organisation, by the year 2020, depression will become the second leading cause of disease in
the world. Many solutions have been prescribed for the problem of depression but most have proved to be
ineffective as a complete cure. They may offer temporary relief but fail to resolve the problem permanently.
Meditation is often advised to treat this problem of depression. But meditation focuses on the heart and
modern science has established that the heart is merely an organ that pumps blood, whereas many kinds of
depression stem from the mind. It is the mind that controls the heart and not vice-versa. In many cases,
depression is non-physical and the heart is physical. How can a physical organ resolve a non-physical
problem?
We also often hear about physical techniques to counter depression. But the reach of physical techniques is
confined to the body and does not extend to the mind.
Many kinds of depression are the result of non-acceptance of reality. The real solution to this problem is the
acceptance of reality. The real solution to this problem is the acceptance of reality. While non-acceptance
creates the problem, acceptance of reality will solve it.
Our world is one of freedom, competition, challenge and clash of interests. This nature of human life is
bound to create problems. No one is exempt from this process. This being so, to de-stress, learn the art of
stress management rather than trying to eliminate the stress.
A person may become sad upon facing a loss in business or feeling discriminated against at work. He may
give in to anxiety and frustration if he suffers a loss in an election, his love marriage turns into a problem or if
he is offended by criticism. In all such cases, a person becomes negative because of being unaware of the real
cause. He attributes the cause to another person and holds this person responsible for his difficulties. He fails
to realise that all these are due to the law of nature. If you attribute the cause of the problem to the divine law
of nature, it will arouse no negativity, but when you attribute it to a person, it brings on negative thinking.
This is because the law of nature is not your rival, whereas you see a person as your competitor. When you
attribute the cause of your problem to a rival, it will invariably arouse negative thoughts and cause anger. But
when you attribute the cause to the law of nature, because it is not your rival and is equal in its treatment of
all, it will lead to introspection.
When you follow nature-based thinking, you will try to discover its wisdom and will realise that whatever
has happened is for your betterment. It was to activate your mind and enhance its creativity. It was a means
of developing a realistic approach, fostering incentive, making you realise your mistake and helping you to
re-plan practically.
When this thought comes to you, your mind will automatically change from negative to positive. You will be
grateful towards the law of nature for bestowing this blessing in disguise. This thought will eliminate your
stress and you will be able to live normally. This is a good way to help de-stress the mind.
On the basis of the above passage, make notes on it using headings and sub-headings. Use recognisable
abbreviations wherever necessary.
DRSIS / HOLIDAY INDEPENDENT PRACTICE / 2019-20 Page 10
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DRSIS / HOLIDAY INDEPENDENT PRACTICE / 2019-20 Page 11
ACADEMIC SESSION 2019 – 2020
CLASS –XI- PHYSICS
SUMMER HOLIDAY HOMEWORK – 1
Student’s Name: Date
Q1. What is gravitational force? Give a few example of gravitation from daily life.
Q2. Name the principle on which a nuclear reactor works.
Q3. Fill ups.
(i) 3.0m/s2 = --------------------- km/hr2
(ii) 6.67 10-11Nm2/kg2 = ------------------------- g-1cm3s-2
Q4. Write S.I unit of luminous intensity and temperature?
Q5. Define light year.
Q6. The mass of an electron is 9.11 X 10-31 Kg. How many electrons would make 1Kg?
Q7. Write down the limitations of dimensional analysis.
Q8. Differentiate between fundamental and derived units. Give examples also.
Q9. Calculate the time taken by the light to pass through a nucleus of diameter 1.56 X10-16 m. (speed of
light is 3X108 m/s)
Q10. If force (F) acceleration (A) and time (T) are taken as fundamental units, then find the dimension of
energy.
Q11. Two resistances R1 = 100 and R2 = are connected in series. Then what is the equivalent
resistance?
Q12. Ultrasonic sent by a SONAR return back to it after reflection from a rock under water after a time lapse
of 2.2 second. If the velocity of ultrasonic in water is 1450 ms-1, find the depth below the water surface.
Q13. What is the dimensional formula of gravitational constant?
Q14. If x = at + bt2where x is in meters and t is in seconds. What are the units of a and b?
Q15. Young’s modulus of steel is N/m2. Express it in dynes /cm2. Here dynes are the C.G.S unit of
force.
Q16. The velocity of water waves may depend on their wavelength density of water and the
acceleration due to gravity g. Find relation between these quantities by the method of dimension?
Q17. The force acting on an object of mass m traveling at velocity v in a circle of radius r is giving
by The measurements recorded as m kg 1kg, v20m / s 1m / s, r 12.5m0.5m
Find the maximum possible (1) fractional error (2) % error in the measurement of force. How will you
record the reading?
Q18. Consider a simple pendulum. The period of oscillation of simple pendulum depends on its length
and acceleration due to gravity. Derive the expression for its time period.
Q19. Round off to four significant figures (i) 36.879, (ii) 1.0084
DRSIS / HOLIDAY INDEPENDENT PRACTICE / 2019-20 Page 12
ACADEMIC SESSION 2019 – 2020
CLASS –XI- PHYSICS
SUMMER HOLIDAY HOMEWORK – 2
Student’s Name: Date:
1. The sun’s angular diameter is measured to be 1920”. The distance of sun from the earth is 1.496x 1011
m. What is the diameter of sun?
2. Calculate the angle of (a) 1’ (minute of arc), (b) 1” (second of arc) in radian.
3. Each side of a cube is measurement to be 7.243 m. what are the “total surface area and the volume of
the cube to appropriate significant figures”?
4. Convert energy of one joule in to one erg.
5. Which of the following length measurement is most accurate and why? (i) 4.00cm (ii) 0.004mm. (iii)
40.00cm.
6. Define the terms (i) mean absolute error. (ii) Relative error and (iii) percentage error. How are
they calculated? A physical quantity P is related to four observables a, b, c and d as follows:- P =
a3b2 / √(c d) the percentage errors of measurement in a, b, c and d are 1%, 3%, 4% and 2%
resp. What is the percentage error?
7. State which of the following are dimensionally correct
a. Pressure = Energy per unit volume
b. Pressure = Momentum X volume X time
8. When a planet X is at a distance of 824.7 million kilometers from earth its angular diameter is
measured to be 35.72” of arc. Calculate the diameter of ‘X’.
9. A radar signal is beamed towards a planet from the earth and its echo is received seven minutes later.
Calculate the velocity of the signal, if the distance between the planet and the earth is 6.3x1010m?
10. E, m, L and G denote energy, mass, angular momentum and gravitational constant respectively.
Determine the dimensions of
Y = EL2 / m5G2
11. In Vander Waal’s equation ( ) (V-b) =RT, What are the dimensions of a and b?
12. The density of cylindrical rod was measured by the formula:-
13. The percentage in m, D and l are 1%, 1.5% and 0.5%. Calculate the % error in the calculated value of
density?
14. Young’s modulus of steel is 19 × 1010 N/m2 Express it in dynes/cm2 Here .dynes are the C.G.S unit
of force.
DRSIS / HOLIDAY INDEPENDENT PRACTICE / 2019-20 Page 13
15. The velocity v of water waves may depend on their wavelength λ density of water ρ and the
acceleration due to gravity g. Find relation between these quantities by the method of dimension?
16. What do you mean by errors? Explain.
17. a) Differentiate between Fundamental Unit and Derived units.
b) Define any two fundamental units.
18. When the Jupiter is at a distance of 824.7 million kilometers from the earth , its angular diameter is
measured to be 35.72” of arc calculate the diameter of Jupiter .
DRSIS / HOLIDAY INDEPENDENT PRACTICE / 2019-20 Page 14
ACADEMIC SESSION 2019 – 2020
CLASS – XI, CHEMISTRY
UNIT-1
HOLIDAY HOME WORK
SOME BASIC CONCEPTS OF CHEMISTRY-1
Student’s Name: Date :
Q1. Differentiate an element, compound and mixture.
Q2. How many moles of lead chloride will be formed from reaction between 6.5gof PbO and 3.2 g of HCl.
Q3. Calculate molecular mass of C12H22O11 molecule.
Q4. Calculate the percentage of nitrogen in NO3.
Q5. How many significant figures are present in the following?
(i) 0.0025 (ii) 208(iii) 5005(iv) 126,000
Q7. Round up the following upto three significant figures:
(i) 64.216(ii) 20.4107(iii) 0.03297(iv) 808
Q8. The following data are obtained when dinitrogen and dioxygen react together to form
different compounds:
Mass of dinitrogen Mass of dioxygen
(i) 14 g 16 g
(ii) 14 g 32 g
(iii) 28 g 32 g
(iv) 28 g 80 g
(a) Which law of chemical combination is obeyed by the above experimental data?Give
its statement.
(b) Fill in the blanks in the following conversions:
(i) 1 km = ...................... mm = ...................... pm
(ii) 1 mg = ...................... kg = ...................... ng
(iii) 1 mL = ...................... L = ...................... dm
Q.9 In the following reaction which choice has value twice that of the equivalent mass of the oxidising
agent. SO2+H2O→3S+2H2O
DRSIS / HOLIDAY INDEPENDENT PRACTICE / 2019-20 Page 15
ACADEMIC SESSION 2019 – 2020
CLASS – XI, BIOLOGY
HOLIDAY HOMEWORK
Student’s Name: Date :
Preparation of Herbarium Specimens (With Diagram)
A Herbarium is defined as a collection of plants that usually have been dried, pressed, preserved on sheets
and arranged according to any accepted system of classification for future reference and study.
In fact, it is a great fileting system for information about plants, both primary in the form of actual specimens
of the plants, and secondary in the form of published information, pictures and recorded notes.
Methods of preparation of herbarium specimens:
The preparation of a herbarium involves: (i) Field visits,
(ii) Collection of specimens
(iii) Drying,
(iv) Mounting on a herbarium sheet,
(v) Preservation,
(vi) Labelling and
(vii) Proper storage.
(a) Field visits and specimen collection:
A complete specimen possesses all parts including root system, flowers and fruits. Therefore, regular field
visits are necessary to obtain information at every stage of growth and reproduction of a plant species. In the
fields, the tools required are mainly trowel (digger) for digging roots, scissors and knife for cutting twigs, a
stick with a hook for collection of parts of tall trees, a field note book, polythene bag, old newspaper and
magazines.
To avoid damage during transportation and preservation at least 5-G specimens of a plant should by
collected. The collected specimens are transported in a vasculum (specimen box) to prevent willing, livery
collected specimen must be tagged with a field number and necessary information should be recorded in a
field note book.
DRSIS / HOLIDAY INDEPENDENT PRACTICE / 2019-20 Page 16
(b) Pressing and drying:
The specimens are spread out between the folds of old newspapers or blotting sheets avoiding overlapping of
parts. The larger specimen may’ folded in ‘N’ or’ W’ shapes. The blotting sheets with plant specimen should
be placed in the plant press for drying. After 24 to 48 hrs the press is opened.
(c) Mounting:
The dried specimens are mounted on herbarium sheets of standard size (41 x 29 cm). Mounting is done with
die help of glue, adhesive or cello-tape. The bulky plant parts like dry fruits seeds, cones etc. are dried
without pressing and are put in small envelops called fragment packets. Succulent plants are not mounted on
herbarium sheets but are collected in 4% formalin or FAA (Formalin Acetic Alcohol).
(f) Preservation:
The mounted specimens are sprayed with fungicides like 2% solution of mercuric chloride.
(e) Labelling:
A label is pasted or printed on the lower right hand corner. The label should indicate the information about
the locality, altitude, habit, date and lime of collection, name of collector, common name, complete scientific
name etc.
(f) Storage:
Properly dried, pressed and identified plant specimens are placed in thin paper folds (specimen covers) which
are kept together in thicker paper folders genus overs), and finally they are incorporated into the herbarium
cupboards in their proper position according to a well known system of classification. In India Bentham and
Hooker’s system of classification is used for’ his purpose. Type specimens are generally stored in separate
and safe places.
DRSIS / HOLIDAY INDEPENDENT PRACTICE / 2019-20 Page 17
ACADEMIC SESSION 2019 – 2020
CLASS – XI, BUSINESS STUDIES
NATURE AND PURPOSE OF BUSINESS -1
STUDENT’S NAME: ROLL NO:
GENERAL INSTRUCTIONS
(i) Give an example wherever it is necessary.
(ii) Give the working notes clearly.
1. State the different types of economic activities.
2. Name the trade where the goods are bought from the foreign country.
3. State examples of Analytical industries.
4. Which industry provides services to primary and secondary industry?
5. What is meant by Business Risk? Explain the features of it.
6. Describe the meaning of Commerce.
7. Profit play an important role in business. Give four reasons to justify the statement.
9. Explain the meaning and causes of business risk.
10. Compare the business, profession and employment.
11. Explain the factors to be considered before starting a business.
12. Explain the features of business.
13. Harish produces wheat for personal consumption. Will it be a business activity?
14. A person sells his old car at a profit. Can it be termed as a business activity? Explain.
15. Risk is an inherent element of a Business. Do you agree? Explain.
DRSIS / HOLIDAY INDEPENDENT PRACTICE / 2019-20 Page 18
ACADEMIC SESSION 2019 – 2020
CLASS – XI, ACCOUNTANCY INTRODUCTION TO ACCOUNTING
Student’s Name: Date :
1. Define Accounting as per AICPA.
2. Define Bookkeeping and explain why it is a clerical job.
3. Explain the advantages of Accounting.
4. List the limitations of Accounting.
5. State the different users of accounting and state their information needs.
6. Highlight the qualitative aspects of Accounting.
7. Giving examples, explain each of the following:
a. Capital
b. Liability
c. Purchase
d. Sales
e. Debtor
f. Creditor
g. Drawings
h. Discount
i. Stock
8. Distinguish between:
a. Expenditure and Expense
b. Loss and expense
c. Revenue and Income
d. Fixed and current asset
e. Long term and short term liability
DRSIS / HOLIDAY INDEPENDENT PRACTICE / 2019-20 Page 19
ACADEMIC SESSION 2019 – 2020
CLASS – XI, ACCOUNTANCY INTRODUCTION TO ACCOUNTING
Student’s Name: Date :
Mr. Sunrise started a business for buying and selling of stationery with Rs. 5,00,000 as an initial investment.
Of which he paid Rs.1,00,000 for furniture, Rs. 2,00,000 for buying stationery items. He employed a sales
person and clerk. At the end of the month he paid Rs.5,000 as their salaries. Out of the stationery bought he
sold some stationery for Rs.1,50,000 for cash and some other stationery for Rs.1,00,000 on credit basis to
Mr.Ravi. Subsequently, he bought stationery items of Rs.1,50,000 from Mr. Peace. In the first week of next
month there was a fire accident and he lost Rs. 30,000 worth of stationery. A part of the machinery, which
cost Rs. 40,000, was sold for Rs. 45,000. From the above, answer the following :
1. What is the amount of capital with which Mr. Sunrise started business.
2. What are the fixed assets he bought?
3. What is the value of the goods purchased?
4. Who is the creditor and state the amount payable to him?
5. What are the expenses?
6. What is the gain he earned?
7. What is the loss he incurred?
8. Who is the debtor? What is the amount receivable from him?
9. What is the total amount of expenses and losses incurred?
10. Determine if the following are assets, liabilities, revenues, expenses or none of these:
sales, debtors, creditors, salary to manager, discount to debtors, drawings by the owner.
DRSIS / HOLIDAY INDEPENDENT PRACTICE / 2019-20 Page 20
ACADEMIC SESSION 2019 – 2020
CLASS – XI, ECONOMICS MICROECONOMICS
Student’s Name: Date :
1. Discuss the central problems of an economy.
2. What do you mean by production possibilities of an economy.
3. What do you understand by production possibility curve
4. Discuss the types of economic activities
5. Differentiate between positive and normative economics.
6. Differentiate between centrally planned and market economy.
7. Distinguish between microeconomics and macroeconomics.
8. Define the following terms:
a. Consumption
b. Production
c. Exchange
d. Scarcity
e. Opportunity cost
f. Marginal Opportunity cost
g. Total opportunity cost
DRSIS / HOLIDAY INDEPENDENT PRACTICE / 2019-20 Page 21
ACADEMIC SESSION 2019 – 2020
CLASS – XI, ECONOMICS STATISTICS
Student’s Name: Date :
1. Mark the following statements as true or false.
a. Statistics can only deal with quantitative data.
b. Statistics solves economic problems.
c. Statistics is of no use to Economics without data.
2. Make a list of activities that constitute the ordinary business of life. Are these economic activities?
3. ‘The Government and policy makers use statistical data to formulate suitable policies of economic
development’. Illustrate with two examples.
4. You have unlimited wants and limited resources to satisfy them. Explain by giving two examples.
5. How will you choose the wants to be satisfied?
6. What are your reasons for studying Economics?
7. Statistical methods are no substitute for common sense. Comment.
DRSIS / HOLIDAY INDEPENDENT PRACTICE / 2019-20 Page 22
ACADEMIC SESSION 2019 – 2020
CLASS – XI, ENTREPRENEURSHIP
CONCEPT AND FUNCTION-2
STUDENT’S NAME: ROLL NO:
GENERAL INSTRUCTIONS
(i) Give an example wherever it is necessary.
(ii) Give the working notes clearly.
1. Higher Order Skills
1. Differentiate between entrepreneurial functions and managerial functions of an entrepreneur.
2. “Innovation is the hallmark of entrepreneurship”. Why is “innovation” referred as the
basic function of an entrepreneur?
3. “Entrepreneurs, in their drive and pursuit to create something new, at times, results in causing major
loss to the Nation’s natural resources. Shouldn’t they be discouraged? Justify giving reasons for your
answers.
4. Starting a venture is not an easy task. A series of activities needs to be planned and undertaken to
create an enterprise. Discuss them briefly.
5. Why are entrepreneurs called agents of progress for a nation? What role do they play in the Nation’s
development?
2. Application -Based:
1. Shivi, a dropout from 10th std is forced by her mother to start working as
help. Shivi agrees on the condition to do only “cooking” in 2-3 houses. One family
turns out to be Punjabi, other Gujarati and the third one is Rajasthani. She cooked their kinds of food
for an year and to everyone’s surprise, she expressed her desire to open up a small eating joint of her
own. All alone, determined, she finally opens “Apna Bhoj”, a small eating joint with her savings and it
became a hot spot because of the fusion food platter being offered. Do you think Shivi is an
entrepreneur? Give reasons for your answers.
2. Karan, a rural boy, identifies the potential of organic farming in the village. He meets the zonal
agricultural officer, who, looking at the determination of this 20 years old, helps him arrange and
procure multiple resources required for his farm land. Then Karan takes a loan of Rs. 50,000/- from
SBI as his seed money of Rs. 10,000/- is not enough to cater the requirement. Karan ties up with a
nearby city’s vegetable shop owner to sell his yield. His hard work pays and the organic vegetables are
a hit. This organic vegetable producer exhibits to be a good entrepreneur with good entrepreneurial
skills. Do you agree? Justify giving reasons for your answer.
3. Explain the concept of an entrepreneurship with the help of a diagram.
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ACADEMIC SESSION 2019 – 2020
CLASS – XI, ENTREPRENEURSHIP
CONCEPT AND FUNCTION-1
STUDENT’S NAME: ROLL NO:
GENERAL INSTRUCTIONS
(i) Give an example wherever it is necessary.
(ii) Give the working notes clearly.
1. Answer each of these questions in about 15 words:
1. What is an Enterprise?
2. Who is an Entrepreneur?
3. Who plays the role of an entrepreneur in a socialist country?
2. Answer each of these questions in about 50 words:
1. Explain any two advantages of being an Entrepreneur.
2. Explain any two disadvantages of being an Entrepreneur.
3. Differentiate between entrepreneur and entrepreneurship.
3. Answer each of these questions in about 150 words:
1. Describe entrepreneurial functions of an entrepreneur.
2. What is the need of entrepreneurship in an economy?
3. Mehak wants to start a textile unit near Gurgaon. Discuss the commercial function which will require
to plan and perform for the same.
4. Explain any four managerial functions of an entrepreneur.
5. Explain any four promotional functions of an entrepreneur.
4.Answer each of these questions in about 250 words:
1. Describe the process of entrepreneurship.
2. What is the need of entrepreneurship in an economy? Give at least six benefits.
DRSIS / HOLIDAY INDEPENDENT PRACTICE / 2019-20 Page 24
ACADEMIC SESSION 2019 – 2020
CLASS – XI , INFORMATICS PRACTICES(065) Holiday Homework Worksheet
Student’s Name: Date :
Answer the following:
1. Differentiate between RAM and ROM.
2. Describe SoC.
3. Classify Software and describe them.
4. Define Source code and Object code.
5. Describe the language processors.
6. Define Application software and classify it.
7. Define Operating system and give four examples.
8. Why is Application software required?
9. Expand the following:
RAM
ROM
EPROM
EEPROM
PROM
10. Why is Primary memory termed as ‘destructive write’ memory but ‘non-destructive read’ memory?
11. Give four examples of mobile operating system.
12. Give two examples for packages and utilities.
13. What is the use of anti virus software? Give two examples.
14. Differentiate between Compiler and Interpreter.
DRSIS / HOLIDAY INDEPENDENT PRACTICE / 2019-20 Page 25
ACADEMIC SESSION 2019 – 2020
CLASS – XI, LEGAL STUDIES
Summer Holiday Homework
Student’s Name: Date: /05/19
1. What do you understand by the (discipline) ‘Law?’
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2. What are the types of Legal Systems in the world (write only the name)?
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3. Why is Law important in our lives?
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4. What are the major sources of law?
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5. Explain the meaning of ‘Common Legal System’ with examples
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DRSIS / HOLIDAY INDEPENDENT PRACTICE / 2019-20 Page 26
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6. Hollywood Movie - Philadelphia (1993), or Lincoln (2012); Bollywood Movie - Badla (2019), or
Jolly LLB (first part); Tollywood Movie - Bharat Ane Nenu
From the above given movie list (based on your interest) watch any one movie and answer the
following questions:
What did you learn from the Movie?
How is the content of the movie relevant in today’s (real life) context?
What law/legal procedure/governance procedure you learned from the movie?
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DRSIS / HOLIDAY INDEPENDENT PRACTICE / 2019-20 Page 27
ACADEMIC SESSION 2019 – 2020
CLASS -XI, POLITICAL SCIENCE
(HOLIDAY HOMEWORK-1)PART A- CONSTITUTION: WHY AND HOW?
Student’s Name: Date :
Answer the following questions
1.What is a Constitution?
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2.What are the various functions of a constitution?
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3.Why is Indian Costitution considered a living document?
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4.What is the political philisophy of the Indian Constitution?
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5.Highlight at least three limitation of Indian constitution
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6.Make a comparative study on the provisions given to the citizens in Indian Constitution and South African
India South Africa
7.Draw the time line of making of the Indian Constitution.
DRSIS / HOLIDAY INDEPENDENT PRACTICE / 2019-20 Page 29
ACADEMIC SESSION 2019 – 2020
CLASS -XI, POLITICAL SCIENCE
(HOLIDAY HOMEWORK-2) PART A- CONSTITUTION: WHY AND HOW?
Student’s Name: Date :
Answer the following questions
1 Explain the statement, “Specification of decision making powers is done by the constitution.”
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2 Explain the most common way of limiting the powers of the government by the constitution.
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3.What are the factors that make Constitution effective?
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4.Do you think our constitution is effective? Justify your answer.
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6.Explain in brief the composition of the Constituent Assembly.
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7. Fill in the Graphic organiser on the Provisions borrowed from Constitutions of different countries
8. Why is it said that the Constitution of India was non-Indian and wholly borrowed? How will you answer
this criticism?
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British Irish:
French:
Canada:
United States:
DRSIS / HOLIDAY INDEPENDENT PRACTICE / 2019-20 Page 31
ACADEMIC SESSION 2019– 2020
CLASS –XI, PSYCHOLOGY WHAT IS PSYCHOLOGY - 1
Student’s Name: Date :
1. Explain the term behaviour. What are the different types of behaviour that one can see? Give
examples.
2. ‘Psychology refers to the scientific study of human behaviour.’ Explain the nature of Psychology by
giving examples.
3. How does the working of the brain affect the behaviour of a person? Justify by giving examples.
DRSIS / HOLIDAY INDEPENDENT PRACTICE / 2019-20 Page 32
ACADEMIC SESSION 2019– 2020
CLASS –XI, PSYCHOLOGY WHAT IS PSYCHOLOGY – 2- Holiday homework
Student’s Name: Date :
1. How does Developmental Psychology play an integral role in the various stages of life of an
individual?
2. Differentiate between clinical and counselling Psychology?
3. How is Psychology becoming an integral part of various other fields and disciplines? Explain with the
help of any 3 examples.
DRSIS / HOLIDAY INDEPENDENT PRACTICE / 2019-20 Page 33
4. What similarities do health and community psychologists share in the development and betterment of
society?
5. What are the various opportunities that a person from the Psychology background has to build up
his career?
4. Differentiate between: (a) functionalism and structuralism(b) behaviourism and gestalt’s
DRSIS / HOLIDAY INDEPENDENT PRACTICE / 2019-20 Page 34
5. Explaining the important features of behaviourism describe the changes that were brought about
because of this school of Psychology in the discipline.
6. What role does Humanistic view play in the development of an individual’s self and why?
DRSIS / HOLIDAY INDEPENDENT PRACTICE / 2019-20 Page 35
ACADEMIC SESSION 2019 – 20
CLASS – XI, HISTORY
EARLY SOCIETIES-1
Student’s Name: Date: /04/19
1. Name the crops grown in West Asia.
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2. When did the early humans develop knowledge about domestication of animals.
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3. What were the uses of the metal copper to the humans?
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4. When did the use of glass bottles began in Egypt?
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5. When and where was the city of Carthage established?
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6. Democracy was established in ________________________.
a. Grecce b. Athens c. Rome d.Constaninople
7. Cultivation of potato, chilli, cassava, peanut, domestication of llama and alpaca began in
____________________ Continent.
8. Define fossils and species.
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9. Where was first human like skull discovered?
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10. What are Primates?
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11. Observe the following skulls and identify to which category they belong to
DRSIS / HOLIDAY INDEPENDENT PRACTICE / 2019-20 Page 37
ACADEMIC SESSION 2019 – 20
CLASS – XI, HISTORY
EARLY SOCIETIES-2
Student’s Name: Date: /04/19
1. There are two lines of evidence suggest an African origin for hominids. Give reasons
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2. How did early humans obtained food?
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3. Why do the Hadza not assert rights over land and its resources.
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4. List out the characteristics of regional continuity model.
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DRSIS / HOLIDAY INDEPENDENT PRACTICE / 2019-20 Page 38
5. Identify and describe the following cave painting.
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DRSIS / HOLIDAY INDEPENDENT PRACTICE / 2019-20 Page 39
ACADEMIC SESSION 2019 - 2020
CLASS - XI, FASHION STUDIES
DEFINITION AND FACTORS INFLUENCING FASHION
Student’s Name: Date :
1. Define Fashion?
2. Explain the factors influencing fashion
(a) Ellaborate any four factors.
3. Name three fashion designers?
(a) Explain there achievements and lifecycle.
4. What is sustainable fashion?
5. Why are Haute culture garments so highly priced?
6. What are knock-offs?
7. Compare classics and fads with examples?
8. What is the meaning of limited fashion?
9. In what way do trends functions?
10. What is fashion forecasting?
DRSIS / HOLIDAY INDEPENDENT PRACTICE / 2019-20 Page 40
ACADEMIC SESSION: 2019 - 20
FEEDBACK FORM
(To be filled in by parent and student after discussion with each other)
1. The Holiday Homework was:
a) Lengthy b) Short c) Appropriate
2. You required help:
a) Continuously b) Occasionally c) Never
3. The time given to complete the assignment was:
a) Appropriate b) Less than necessary c) More than necessary
4. The information required was:
a) Easily available b) Difficult to find
5. Did your ward enjoy doing the homework? If ‘Yes’, why and if ‘No’ why not?
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6. The most interesting part of the homework was…..
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7. While doing the homework, I learnt…..
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8. Which of the activity did your ward enjoy the most?
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9. What other activities would you like to do with your ward during holidays?
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10. How do you think your ward benefited through holiday homework?
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11. Your Valuable suggestions.
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