Jamb Biology 1979 Past Questions and Answers

Question 16:

• JAMB 1979

Which of these statement below is not a characteristic of wind pollinated flower?

A. Stigmas are usually large and feathery
B. Nectar is usually absent
C. The pollen grains have rough spiny surfaces
D. The flowers are not scented
E. The pollen is light and smooth

Question 17:

• JAMB 1979

Which of the following is not an excretory organ in animals?

A. Lungs
B. Kidney
C. Leaf
D. Large intestine
E. Skin

Question 18:

• JAMB 1979

When the ciliary muscles of the eye contract, the eye lens

A. Bulge
B. Contracts
C. Rotates
D. Flattens
E. Is rounded

Question 19:

• JAMB 1979

which of these diseases cannot be controlled by killing the vector?

A. River blindness
B. Malaria
C. Polio
D. Cholera
E. Bilharzia (shistosoma)

Question 20:

• JAMB 1979

In which of these association is much harm done to one of the partners?

A. Symbiosis
B. Epiphytism
C. Commensalism
D. Parasitism
E. Mutualism