BIOLOGY FORM THREE EXAMS

THE UNITED REPUBLIC OF TANZANIA

CERTIFACATE OF SECONDARY EDUCATION EXAMINATION

BIOLOGY- FORM THREE

NAME: ______________________________________________________________DATE: ____________________

Time 2:30hrs

INSTRUCTIONS

1. This paper consists section A, B and C
2. Answer ALL questions in both sections A and B and only ONE question from section C.
3. Use BLUE or BLACK ball pens in writings and pencil in drawings.

SECTION A: (20 MARKS)

Choose the letter of the correct answer and write the answer in the space provided:

1. Examples of dicotyledonous  plants are:-……………………………….

1. Beans and groundnuts
2. Mango and sugarcane
3. Wheat and sunflower
4. Beans and coconut

2. The first stage of scientific investigation in Biology is :-…………………….

1. Experimentation
2. Problem identification
3. Formation of hypothesis
4. Prediction

3. Which of the following statements about pepsin and trypsin is NOT correct?...................

1. Are ct best in an acidic medium
2. Are both digestive enzyme
3. Are protein digesting enzyme
4. Are both produced inactive form and must be activated before they can function.

4. Protects flower parts when it is in bud………………………

1. Petals
2. Sepals
3. Carpel
4. Stamen

5. Rickets in children are condition caused by Lack of ……………………

1. Vitamin D
2. Vitamin A
3. Vitamin C
4. Vitamin D

6. The part of microscope on which the objects to be observed is placed is known as………………..

1. mirror
2. eye piece
3. stage
4. adjustment

7. The main and product of photosynthesis is transported endry from the leaves by the:-…………………..

1. Phloem
2. Xylem
3. . vein
4. . vascular

8. Spermatophyte is _______________ in kingdom plantae

1. class
2. division
3. Phylum
4. Order.

9. The following are the possible causes of accidents in the laboratory……………

1. Don’t drink anything  in the laboratory
2. Poisoning with chemicals  spills or gases chemicals
3. Sleeping under mosquito net.

10. Biology is the study of …………….

1. Study of living things or organisms
2. Study of environments and or surroundings
3. Study on matter and relation to energy

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