Waec Biology 1989 Past Questions and Answers

Question 31:

• WAEC 1989

Which of the following is not an adaptation of the small intestine for absorption of digested food? The

A. Villi are well supplied with blood and lymph vessels
B. Villi are numerous and thin-walled
C. Small intestine has large surface area
D. Small intestine is long and coiled
E. Small intestine leads into the large intestine

Question 32:

• WAEC 1989

A dehiscent fruit formed from several fused carpels with many seeds is classified as

A. An achene
B. A capsule
C. A follicle
D. A legume
E. A nut

Question 33:

• WAEC 1989

The translocation of food materials in plants takes place in the

A. Xylem
B. Cambium
C. Phloem
D. Parenchyma
E. Sclerenchyma

Question 34:

• WAEC 1989

An association between living organisms in which one lives on and feeds at the expense of the other
organism is known as

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

Question 35:

• WAEC 1989

Which of the following statements is not correct about food chains?

A. All food chains start with a green plant
B. Food chains involve feeding relationships among organisms
C. Horter food chains indicate more effective utilization of energy than longer ones
D. There is no energy loss in a food chain
E. All food chains have primary consumers.