Jamb Biology 2011 Past Questions and Answers

Question 6:

• JAMB 2011

The adaptive importance of nuptial flight from termite colonies is to

A. Disperse the reproductives in order to establish new colonies
B. Provide abundant food for birds and other animals during the early rains
C. Ensure cross-breeding between members of one colony and another
D. Expel the reproductives so as to provide enogh food for other members

Question 7:

• JAMB 2011

An example of an endospermous seed is

A. Maize gain
B. Cashew nut
C. Cotton seed
D. Been seed

Question 8:

• JAMB 2011

Which of the following can cause shrinkage of living cells?

A. Hypotonic solution
B. Isotonic solution
C. Deionized water
D. Hypertonic solution

Question 9:

• JAMB 2011

Which of the following is true of leucocytes?

A. They are respiratory pigments
B. They are most numerous and ramify all cells
C. They are large and nucleated
D. They are involved in blood clotting

Question 10:

• JAMB 2011

The conversion of a nutrient into a molecule in the body of a consumer is referred to as

A. Digestion
B. Assimilation
C. Absorption
D. Inhibition