Waec Biology 2000 Past Questions and Answers

Question 41:

• WAEC 2000

A balanced meal for an adult person may consist of

A. Two pieces of chicken, four balls of bean cake, two eggs and two cups of tea with milk
B. Four slices of bread, one bowl of pap, two oranges and two bananas
C. Four slices of yam and stew, two pieces of beef, one cup of tea with milk and two oranges
D. A plate of beans, two pieces of meat, two eggs, one cup of tea with milk and two oranges

Question 42:

• WAEC 2000

Which of the following food substances turns bright red when warmed with suddan III solution?

A. Starch
B. Reducing sugar
C. Protein
D. Fat

Question 43:

• WAEC 2000

Mammals require a relatively high amount of carbohydrates because

A. They maintain the weight of the body
B. They are required for growth
C. They initiate enzyme production
D. They yield energy for activities.

Question 44:

• WAEC 2000

All the available places on earth which support life constitute the

A. Lithosphere
B. Atmosphere
C. Biosphere
D. Hydrosphere

Question 45:

• WAEC 2000

The abiotic factor which determines the depth to which light penetrates in a pond is

A. Current
B. Turbidity
C. Wind
D. Salinity