Waec Biology 1996 Past Questions and Answers

Question 36:

• WAEC 1996

Which of these groups of organisms is responsible for capturing energy for the biotic community?

A. Decomposers
B. Omnivores
C. Consumers
D. Producers
E. Detritus feeders

Question 37:

• WAEC 1996

The following are pathways of energy in the biosphere
I. Heat energy is lost from body metabolism to the surrounding air II. Energy passes to decomposers and
parasites III. Energy is transferred to the next higher level in a food chain IV. Energy is also passed
by conduction to clothing and other objects


Which pathway directly leads to transfer of useful energy within a biological community?

A. I only
B. II and III only
C. I and III only
D. I and II only
E. IV only

Question 38:

• WAEC 1996

The following are pathways of energy in the biosphere
I. Heat energy is lost from body metabolism to the surrounding air II. Energy passes to decomposers and
parasites III. Energy is transferred to the next higher level in a food chain IV. Energy is also passed
by conduction to clothing and other objects


Which of the following pathways will energy follow to reach plasmodium in the red blood cells?

A. I, II and III
B. I and II
C. II only
D. III and IV
E. IV and I

Question 39:

• WAEC 1996

What type of relationship exists in the large intestine of the sheep, between bacteria and the sheep?

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

Question 40:

• WAEC 1996

The Tulgren’s funnel is used to

A. Extract minute soil organisms
B. Measure the amount of rainfall
C. Collect water from habitats
D. Pour liquid into containers with narrow mouth
E. Measure the volume of heavy liquids