cameroon gce intermediate level natural science 2

cameroon gce intermediate level natural science 2

cameroon gce intermediate level natural science 2

1) (a) Give the functions of the under mentioned organs in the reproductive system of mammals
i) Uterus (2marks)
ii) Placenta (2marks)
iii) Testes (2marks)
iv) Cowper’s gland. (2marks)

(b) Differentiate between identical and fraternal twins.
(c) List
FIVE female reproductive hormones.
(d) List
TWO contraceptive methods in males and TWO contraceptive methods in females.
(3marks)
(5 marks)
(4 marks)

Total (20 marks)
_______________________________________________________________________________________________
2) (a) Define the term DIGESTION (2 marks)
(b) Make a large labelled diagram of the human digestive system (9 marks)
(c) How is the ileum adapted to carry out its functions? (5 marks)
(d) Give
FOUR types of teeth in mammals. (4 marks)
Total (20 marks)
_______________________________________________________________________________________________
3) (a) What do you understand by the term double circulation ? (4 marks)
(b) Draw a large labelled diagram of the human heart. (4 marks)
(c) Give
FOUR functions of blood. (4 marks)
(d) Give
TWO differences between arteries and veins. (4 marks)
(e) State
TWO conditions necessary for effective blood transfusion. (2 marks)

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