roll no. - race2ias · a) please make sure this test booklet does not have any unprinted or torn or...

16
a) Please make sure this test booklet does not have any unprinted or torn or missing pages . If so inform your invigilator and get it replaced by a new test booklet. b) You have to enter your roll number and medium of examination on the test booklet in the box provided above. c) Please do not open the test booklet until you are told to do so. Do not write anything on the margins of the test booklet.. d) There are 9 questions printed both in English and Malayalam. e) Answers must be written in the same language throughout the exam and in both papers. f) Word limit in questions, wherever specified , should be adhered to. Diagrams can be added wherever required. g) When the examination concludes, you should hand over this booklet to the invigilator h) No candidate shall be allowed to leave the hall before completion of the examination. PAPER B OPTIONAL Science & Technology MAINS EXAM CATEGORY 2 STD 10-11-12 Roll no. Name of the Centre : …………….................................................................................. Medium of Examination ( Malayalam/ English) : …………………………….... Mark Sheet Q.No Maximum Marks Marks Obtained 1 10 2 10 3 10 4 10 5 10 6 10 7 10 8 15 9 15 Total Marks Obtained INSTRUCTIONS FOR CANDIDATES SCIENCE & TECHNOLOGY

Upload: others

Post on 18-Apr-2020

1 views

Category:

Documents


0 download

TRANSCRIPT

Page 1: Roll no. - Race2IAS · a) Please make sure this test booklet does not have any unprinted or torn or missing pages . If so inform your invigilator and get it replaced by a new test

a) Please make sure this test booklet does not have any unprinted

or torn or missing pages . If so inform your invigilator and get it

replaced by a new test booklet.

b) You have to enter your roll number and medium of

examination on the test booklet in the box provided above.

c) Please do not open the test booklet until you are told to do so.

Do not write anything on the margins of the test booklet..

d) There are 9 questions printed both in English and Malayalam.

e) Answers must be written in the same language throughout the

exam and in both papers.

f) Word limit in questions, wherever specified , should be adhered

to. Diagrams can be added wherever required.

g) When the examination concludes, you should hand over this

booklet to the invigilator

h) No candidate shall be allowed to leave the hall before

completion of the examination.

PAPER B

OPTIONAL

Science &

Technology

MAINS EXAM

CATEGORY 2

STD 10-11-12

Roll no.

Name of the Centre : ……………..................................................................................

Medium of Examination ( Malayalam/ English) : ……………………………....

Mark Sheet

Q.No

Maximum

Marks

Marks

Obtained

1 10

2 10

3 10

4 10

5 10

6 10

7 10

8 15

9 15

Total Marks

Obtained

INSTRUCTIONS FOR CANDIDATES SCIENCE & TECHNOLOGY

Page 2: Roll no. - Race2IAS · a) Please make sure this test booklet does not have any unprinted or torn or missing pages . If so inform your invigilator and get it replaced by a new test

Page 2 of 16 | Paper B | Optional | Science & Technology | Category 2

Answer ALL the following questions. Each question is to be answered in not more

than 150 words. Each question carries 10 Marks

1. What is bio technology? Discuss the important application of bio technology?

ബയ ഺടെകയനഺളജ഻ എന്നഺല് എന്ത്? ബയ ഺ ടെകയനഺളജ഻ ഽടെ പ്രധഺനടെട്ട ഉരയ ഺഗങ്ങള് ഏവ? ചര്‍ച്ച ടചുക .

Page 3: Roll no. - Race2IAS · a) Please make sure this test booklet does not have any unprinted or torn or missing pages . If so inform your invigilator and get it replaced by a new test

Page 3 of 16 | Paper B | Optional | Science & Technology | Category 2

2. Smart class rooms have created a joy of learning in students. Write a short note

on use of Information technology in education?

സ്മഺര്‍ട്ട് ക്ലഺസ്സ് റാമഽ ള് ‍ വ഻ദ്യഺര്‍ത്ഥ഻ ളകടെ രഠനപ്രപ് ഻ ട ഉലലഺസ രമഺക്കഺന് ‍ ഺരണമഺ ഻ട്ടകണ്ട് .വ഻ദ്യഺഭ്യഺസ രംഗത്ത് വ഻വര സഺയേത഻ വ഻ദ്യ ളകടെ ഉരയ ഺഗങ്ങള് ‍ ഏവ എന്ന് വ഻ശദ്഼ ര഻ച് രഽ ലഘഽ ഽറ഻െ് തുഺറഺക്കഽ ?

Page 4: Roll no. - Race2IAS · a) Please make sure this test booklet does not have any unprinted or torn or missing pages . If so inform your invigilator and get it replaced by a new test

Page 4 of 16 | Paper B | Optional | Science & Technology | Category 2

Page 5: Roll no. - Race2IAS · a) Please make sure this test booklet does not have any unprinted or torn or missing pages . If so inform your invigilator and get it replaced by a new test

Page 5 of 16 | Paper B | Optional | Science & Technology | Category 2

3. Write a short note on the achievements of ISRO in recent years. Do you think

ISRO can beat NASA in near future? Explain സമ഼ര ഺല ളവ഻ല് ഐ.എസ്.ആര്‍ച് . ക വര഻ച യനട്ടങ്ങടളക്കഽറ഻ച് രഽ ഽറ഻െ് തുഺറഺക്കഽ . ഐ.എസ്.ആര്‍ച് . ക്ക് നഺസട സമ഼ര ഭ്ഺവ഻ ഻ല് മറ഻ െക്കഺന് ഴ഻ ഽടമന്ന് തഺേള് രഽതഽന്നഽയണ്ടഺ? വ഻ശദ്഼ ര഻ക്കഽ .

Page 6: Roll no. - Race2IAS · a) Please make sure this test booklet does not have any unprinted or torn or missing pages . If so inform your invigilator and get it replaced by a new test

Page 6 of 16 | Paper B | Optional | Science & Technology | Category 2

4. What do you mean by scattering of light? Explain the contributions of CV Raman in

the field of Science? പ്ര ഺശത്ത഻ന്ടറ വ഻സരണം എന്നഺല് എന്ത് ? ശഺസ്പ്ത രംഗത്ത് സ഻ വ഻ രഺമന് ടറ സംഭ്ഺവന ള് എടന്തഺടക്ക ഺടണന്ന് വ഻ശദ്മഺക്കഽ ?

Page 7: Roll no. - Race2IAS · a) Please make sure this test booklet does not have any unprinted or torn or missing pages . If so inform your invigilator and get it replaced by a new test

Page 7 of 16 | Paper B | Optional | Science & Technology | Category 2

Page 8: Roll no. - Race2IAS · a) Please make sure this test booklet does not have any unprinted or torn or missing pages . If so inform your invigilator and get it replaced by a new test

Page 8 of 16 | Paper B | Optional | Science & Technology | Category 2

5. New Delhi has recently witnessed a severe fall in air quality Index. Explain the

various factors causing air pollution and suggest some measures for its prevention?

വഺ ാ ന഻ലവഺര സാച഻ ഻ല് നയാഡല്ഹ഻ സമ഼ര ഺലത്ത് ഏടറ ര഻യന്നഺട്ട് യരഺ ഻രഽന്നഽ. അന്തര഼ക്ഷ മല഻ന഼ രണത്ത഻ന് ഺരണമഺ ഽന്ന ഘെ ങ്ങള് ഏവ? അന്തര഼ക്ഷ മല഻ന഼ രണം നമഽക്ക് എങ്ങടന തെ ഺനഺ ഽം? വ഻ശദ്഼ ര഻ക്കഽ

Page 9: Roll no. - Race2IAS · a) Please make sure this test booklet does not have any unprinted or torn or missing pages . If so inform your invigilator and get it replaced by a new test

Page 9 of 16 | Paper B | Optional | Science & Technology | Category 2

6. Television sets are gradually getting interactive. List down the differences between

LED , LCD and plasma television? ടെല഻വ഻ഷന് ടസറ്റക ള് ാെഽതല് ഇന്‍റര്‍ച് - ആകറ്റ഼വഺ ഻ മഺറ഻ടക്കഺണ്ട഻ര഻ക്കഽ ഺണ്. എല്.ഇ.ഡ഻, എല് .സ഻.ഡ഻, പ്ലഺസ്മ ടെല഻വ഻ഷനഽ ള് തമ്മ഻ലഽള്ള വയതയഺസം എന്തഺടണന്ന് വയക്തമഺക്കഽ .

Page 10: Roll no. - Race2IAS · a) Please make sure this test booklet does not have any unprinted or torn or missing pages . If so inform your invigilator and get it replaced by a new test

Page 10 of 16 | Paper B | Optional | Science & Technology | Category 2

Page 11: Roll no. - Race2IAS · a) Please make sure this test booklet does not have any unprinted or torn or missing pages . If so inform your invigilator and get it replaced by a new test

Page 11 of 16 | Paper B | Optional | Science & Technology | Category 2

7. January 24 is observed as the death anniversary of Homi J Bhabha, “Father of

Indian Nuclear science”. Write a short note on India’s various nuclear programmes

and nuclear reactors?

ജനഽവര഻ 24 ഇന്തയന് ആണവശഺസ്പ്തത്ത഻ന്ടറ ര഻തഺവഺ ഻ അറ഻ ടെെഽന്ന യഹഺമ഻ ടജ ഭ്ഺഭ് ഽടെ ചരമ ദ്഻നമഺ ഻ ആചര഻ക്കഽ ഺണ്. ഇത്തരഽണത്ത഻ല് ഇന്തയ ഽടെ വ഻വ഻ധ ആണയവഺര്‍ച്ജ രദ്ധത഻ ടളക്കഽറ഻ചകം ആണവ റ഻ ഺകറ്റ റഽ ടളക്കഽറ഻ചകം രഽ ഽറ഻െ് തുഺറഺക്കഽ ?

Page 12: Roll no. - Race2IAS · a) Please make sure this test booklet does not have any unprinted or torn or missing pages . If so inform your invigilator and get it replaced by a new test

Page 12 of 16 | Paper B | Optional | Science & Technology | Category 2

PART B

Answer ALL the following questions. Each questions is to be answered in not more

than 250 words. Each question carries equal marks 15 Marks

8. Science in everyday life is not just limited to smart watches, ATM and mobile phones.

How is science used to improve the lifestyle and convenience of a society ?

സ്മഺര്‍ച്ട്ട് വഺച്, എ.െ഻.എം, ടമഺകബല് യ ഺണ് ...ന഻തയജ഼വ഻തത്ത഻ല് ശഺസ്പ്തത്ത഻ന്ടറ ഉരയ ഺഗം അത഻രഽ ള് ഇലലഺത്തതഺണ്. ജ഼വ഻തകശല഻ ടമചടെെഽത്തഺനഽം, സമാഹ നന്മക്കഽം ശഺസ്പ്തടത്ത എങ്ങടന ഺണ് ഉരയ ഺഗ഻ക്കഺന് ഴ഻ ഽന്നത്?

Page 13: Roll no. - Race2IAS · a) Please make sure this test booklet does not have any unprinted or torn or missing pages . If so inform your invigilator and get it replaced by a new test

Page 13 of 16 | Paper B | Optional | Science & Technology | Category 2

Page 14: Roll no. - Race2IAS · a) Please make sure this test booklet does not have any unprinted or torn or missing pages . If so inform your invigilator and get it replaced by a new test

Page 14 of 16 | Paper B | Optional | Science & Technology | Category 2

Page 15: Roll no. - Race2IAS · a) Please make sure this test booklet does not have any unprinted or torn or missing pages . If so inform your invigilator and get it replaced by a new test

Page 15 of 16 | Paper B | Optional | Science & Technology | Category 2

9. Explain with a suitable diagram the digestive system in human beings?

What is the importance of enzymes in digestion?

മനഽഷയ ശര഼രത്ത഻ടല ദ്ഹനപ്രപ് ഻ ട ഡ പ്ഗം സഹ഻തം വ഻ശദ്഼ ര഻ക്കഽ . ദ്ഹനപ്രപ് ഻ ഻ല് എന്കസമഽ ളകടെ പ്രഺധഺനയം എന്ത്?

Page 16: Roll no. - Race2IAS · a) Please make sure this test booklet does not have any unprinted or torn or missing pages . If so inform your invigilator and get it replaced by a new test

Page 16 of 16 | Paper B | Optional | Science & Technology | Category 2