BIOLOGY FORM THREE TERMINAL EXAMINATION 2022

 

THE UNITED REPUBLIC OF TANZANIA

PRESIDENT’S OFFICE

REGIONAL ADMINISTRATION AND LOCAL GOVERNMENT

UKEREWE DISTRICT COUNCIL

FORM THREE TERMINAL EXAMINATIONS - 2022

CODE: 033                                                    BIOLOGY

INSTRUCTIONS                                                                                             TIME 3 HOURS

·       This paper consists of section a, b, and c with a total of fifteen questions.

·       Answer all questions from section c, of which question number 13 is compulsory

·       All writings should be in blue or black ink except for diagrams.

·       Cellular phones are not allowed in the examination room

·       Crying is allowed but in a silent mode.

SECTION A (15 MARKS)

i)Fertilization in mammals usually occur in the :-

A. Oviduct  B. Urethra  C. Vagina D. Uterus E. Cervix.

ii)A rapid growth in plants is mainly taking place in:-

A. Roots B. Shoot and roots C. Cambium D. Leaves E. Stem 

iii)Smooth muscles are found in the following organs:-

A. Arms, neck and Heart       B. Arms, Legs and Neck      

C. Stomach, Iris and Blood vessels. D. Neck, Iris and Intestines

iv If you do not have gloves you can use also use……..to protect your hands.

A. Socks  B. Tins    C. A piece of cloth  D. plastic bags  E. Leaf

v) All the energy which passes along a food chain comes originally from:-

A. Carbon dioxide     B. Oxygen C. Water D. Glucose E. Light

vi) An enzymes is:-

A. Protein B. Vitamins C. Fat   D. Carbohydrates E. Mineral salt

vii) Two main branches of biology are:-

A. Botany and Mycology      B. Botany and Zoology

C. Zoology and Taxonomy   D. Ecology and Cytology E. Anatomy and Zoology

viii) Which of the following hormones stimulates seed germination of plants:-

A. Cytokinin B. Ethylene C. Auxinis D. Abscisc acid E. Gibberellins

ix) The following are sexually transmitted infections caused by bacteria EXCEPT:-

A. Syphills   B. Clamydia C. Chancroid  D. Gonorrhea F. Covid -19

x)The interaction between two species in which both species fits from the relationship is known as:-

A. Parasitism B. Mutualism C. Endoparasite D. Ectoparasite E. Commensalism

2. Match the response in LIST B with the phrases in LIST A by writing the letter of the correct response beside the item number.

LIST A	LIST B
i. Testes ii. oviduct iii. Epididymis iv. Cervix v. Prepuce vi. vulva vii. vas deferens viii. Ovary ix. uterus x. Accessory sex glands.	A. produce semen B. produce oestrogen. C. Produce androgens. D. junction between uterus and vagina. F. store sperm permanently. G. store sperm temporary. H. Removed during circumcision. I. Release mucus. J. Implantation takes place. K. Fertilization takes place.

     

SECTION   “B” (60 MARKS)

3. Give three common accidents at home and schools and explain in brief three preventive measures in each case.

4. A laboratory technician needs to approve a building to be used as a biology laboratory as a form three student list six unique things which he/she must consider in order for that building t be considered as a good biology laboratory.

5. Chisemo who is a fisherman caught many fish. Some fish were solid, other was given to friends and neighbors and some remained. What would you advise him in order to preserve the remain fish being in mind that there is no electricity in his area.

6. Similar types of three anima cells were placed in three different solutions namely A, B and C. After sometime the cell in solution A bursted, the cell in solution B shrank and shrivel and cell in solution C did not change.

(a) Which types of solutions were A, B and C.

(b) Explain the reasons for such observation

7. (a)A coconut tree is a monocot plant. Justify

(b) Why are Angiospermophyta said to be more successful compared to coniferophyta.

8. a) What features of the joint enable it to reduce friction

b) Explain how antagonistic action of biceps and triceps bring about movement

 9. Explain in brief about the neurons as the basic functional unit of nervous system (give three points)

10. Plants do not need an elaborate excretory system similar to that of animals. Explain

11. (a)What are the advantages of asexual reproduction over sexual reproduction?

(b) Draw a well labeled diagram of reproductive system of your sex

12. Nyambata complains of having lack of bowel movement and hard stool that are difficult to pass or painful to pass

(i) What digestive disorder is she suffering?

(ii) Give five (5) measures that should be taken to control and prevent the disorder

SECTION C (25 MARKS)

Answer two (2) questions in this section. Question number 13 is compulsory

13. Write an essay on family planning basing on the following guidelines

(a) Meaning family planning and contraception

(b) Methods of birth control

(c) Role of men in family planning

14. In a school garden butterflies and bees were observed jumping from one flower to another this action is said to be more important in plant fertilization, give the name of the process that was facilitated by action of these insects and its meaning and then explain four agents of the process apart from insects.

15. Mammals use both behavioral and physiological mechanism in regulating body temperature. Explain how this takes place.