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Examination Number: ……………………………….

Bismillahir Rahmanir Rahiim THE UNITED REPUBLIC OF TANZANIA

MINISTRY OF EDUCATION AND VOCATION TRAININGMUDIO ISLAMIC EXAMINATION BOARD (MIEB)

TERMINAL EXAMINATION 2017

BIOLOGY TIME: 2:30HOURS F.2 MAY, 2017 INSTRUCTIONS:1. This paper consists of three (03) sections, A, B and C.2. Answer ALL questions in section A and B and only ONE (1) question from section C.

SECTION A

1. For each of the items (i) – (x) choose the correct answer from among the given alternatives, and write its letter beside the item number in the space provided.

(i) Which of the following is A biotic factor?a) Producer b)Temperature c) Decomposer d) Consumer

(ii) Which of the following plant is least complex?a) Fern b) Palm tree c) Pine d) Moss

(iii) _______ is a structure that covers the larynx automatically during swallowinga) Pharynx b) Tongue c) Trachea d) Epiglottis

(iv) What is the function of ribosome?a) Production of proteins c) Defense against foreign bodiesb) Packaging of proteins d) Energy production

(v) Which of the following is different than others? a) Vitamin A b) Vitamin E c) Vitamin D d) VitaminB1 (vi) When monosaccharide reacts with ……………… solution, colour of solution changes into …… a) Million’s reagent – violet c) Benedict sol. – orange/Red

b) Iodine solution – Dark blue d) Sudan III – Violet

(vii) Pancreatic juice contains enzymes which digest:a) Proteins only. c) Fats only.b) Proteins and carbohydrates only. d) Protein, starch and fats

(viii) Which of the following is a not disease and disorder of the human circulatory system?a) Anaemia b) Tonsillitis c) Leukaemia d) Arteriosclerosis

MUDIO ISLAMIC EXAMINATION BOARD TERMINAL EXAMINATION 2017 Page1

Examination Number: ……………………………….(ix) Which of the following is a not modern method of food processing, preservation and

storage? a) Canning and bottling b) Using additives c) Cooking d) Freezing

(x) Where are the materials exchanged between blood and tissue cells a) Between the capillaries and tissues c) Between arterioles and tissues b) Between the veins and tissues d) Between Venules and tissues

2. The following statements are either TRUE or FALSE. In the space provided write TRUE if the statement is true and FALSE if the statement is false.(i) All members of kingdom fungi have bodies made up of network of tube-like filaments called

hyphae ___________.(ii) Posterior vena cava and inferior vena cava perform the same function ___________.(iii) Variageted leaves are used to taste if starch is produced during photosynthesis

____________(iv) The soluble form of milk is called casein _____________.(v) Observation and data collection is the fifth step in doing a scientific research ____________.(vi) A skull with crossed bone in a warning sign for harmful chemicals ____________.(vii) Candidiasis is fungal sexually transmitted disease ____________.(viii)The best way to dispose sewage is by incineration ____________.(ix) Women genital mutilation is a type of a good sexual health ____________.(x) Lack of Nitrogen in plants leads to a condition known as chlorosis ______________.

3. Match the responses in List B with the phrases in List A by writing the latter of the correct responses from List B below in item in List A

LIST A LIST B(i) The highest rank of classification (ii) A group of organism which can inter breed to produce

viable off spring (iii) A sub group of kingdom plantae in which term plant

belongs (iv) A group of general with similar characteristics (v) A sub division of highest group of classification (vi) A sub group of kingdom fungi in which bread would

belongs (vii) A sub group of kingdom fungi in which mushroom

belong (viii) A sub group of kingdom fungi in which yeast belongs (ix) The highest group in which bacteria a belongs (x) A sub group of kingdom plantae in which mosses

belongs.

A. Kingdom B. Phylum C. Class D. Species E. Family F. Genus G. Order H. Kingdom monera I. Division pteridophyta J. Division brgophyta K. Kingdom plantae L. Phylum basidiomycota M. Phylum zygomycota N. Phylum ascomycota O. Kingdom protoctista

LIST A i ii iii iv v vi vii viii ix xLIST B


Examination Number: ……………………………….SECTION B

Answer ALL questions

4. (a) Explain what will happen when (i) A red blood cell is placed in distilled water

………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

(ii) A red blood cell is placed in salt solution ………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

(iii) A plant cell is placed in salt solution ………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

(iv) A plant cell is placed in distilled water ………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

(b) Give three (3) differences between osmosis and diffusion

Osmosis Diffusion

1.

2.

3.

5. (a) Define the following terms(i) Ecological niche

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(ii) Ecosystem ………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………….……….

(iii) Biotic factors (component) ………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………….……….



(b) An ecologist carried out a survey to estimate the number of organisms at Minaki Secondary School Dam, the following table shows the record of his survey.

ORGANISM ESTIMATE NUMBER1. Microscopic plants 415, 0002. Small fish 1303. Large fish 904. Mosquito larvae 5,0005. Crocodiles 18

(i) Which organisms are :-Producers ………………………………………………………………………………………………………………………Consumers ...........................................................................................................................Consumer of the last order …………………………………………………………………………………………….

(c) Draw a sensible food web to show the energy flow.

6. (a) (i) Differentiate between photosynthesis and photolysis. ……………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………….

(ii) Name one process in plants which require light and one process in human being which required light.In plants …………………………………………………………………………………………………………………………In human being ……………………………………………………………………………………………………………..

(b) Mention 4 importance of photosynthesis(i) ……………………………………………………………………………………………………………(ii) ……………………………………………………………………………………………………………(iii) ……………………………………………………………………………………………………………(iv) ……………………………………………………………………………………………………………



(c) Explain the following biological observations:-(i) The food in the mouth is alkaline, in the stomach is acidic while in the duodenum is

alkaline ………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

(ii) Swallowing is possible even if a person stands on his/her own head.………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

(d) Draw a labelled diagram of human alimentary canal and only show the structures which perform the following functions:-(i) Storage of materials temporarity(ii) Digestion of lipids starts.(iii) Absorption of water takes place.

7. (a) Define the following terms(i) Prokaryotes

………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

(ii) Binomial nomenclature ………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

(iii) Give two examples of prokaryotes1. ……………………………………………………………………………………………………2. ……………………………………………………………………………………………………



(b) Study the organism represented in the figures below:

(i) Identify the parts labelled A to J. …………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

(ii) Identify each organism by its common name.……………………………………………………………………………………………………………………………………….

(iii) State the kingdom and phylum of each organism represented by figure 2, 3 and 4.……………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

(iv) What is the Economic importance of organism represented by figure 4?………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

(v) What is the distinguish feature shown by organism 4 to the rest of other organisms represented by figure 2 and 3?

………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

(c) In tabular form differentiate between cell membrane and cell wall.

Cell wall Cell membrane1.

2.


Fig. 4

A

B

CD

E F

G

H

I

J

Fig. 2 Fig. 3

Examination Number: ……………………………….8. (a) Differentiate between infection and disease

……………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………….

(b) How does the following fight against infectious diseases?i) Stomach

…………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

ii) Blood circulatory system …………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

iii) Skin …………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

(c) Mention the principles for personal hygiene ………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

(d) Mention the sexually transmitted infectious caused by fungi ………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

SECTION C (20 Marks)Choose only ONE (01) question from this section

9. Write an essay on cholera using the following guidelines:-(a) Causative agent.(b) Modes of transmission.(c) Symptoms of the disease.(d) Prevention and treatment.

10. Write an essay on Food Preservation using the following guidelines:-(a) Meaning.(b) Importance.(c) Methods of food preservation.(d) Examples on each method.(e) Advantage and disadvantage of each method.



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…..MUDIO ISLAMIC EXAMINATION BOARD TERMINAL EXAMINATION 2017 Page8

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…..MUDIO ISLAMIC EXAMINATION BOARD TERMINAL EXAMINATION 2017 Page9

Examination Number: ……………………………….…………………………………………………………………………………………………………………………………………………….………

Wabillahit Tawfiiq


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