Waec Biology Past Questions and Answers

Question 671:

• WAEC 2000

Vitamin E is concerned with

A. Bone formation
B. Reproduction
C. Normal growth
D. Formation of red blood cells.

Question 672:

• 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 673:

• 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 674:

• 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 675:

• WAEC 2000

All the available places on earth which support life constitute the

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