Jamb Biology 2001 Past Questions and Answers

Question 41:

• JAMB 2001

A tall plants crossed with a dwarf one produces offspring of which half are tall and half are dwarf. What are the genotypes of the parents?

A. TT, TT
B. Tt, tt
C. TT, tt
D. Tt, Tt

Question 42:

• JAMB 2001

In man, the ability to roll the tongue is a variation classified as

A. Anatomical
B. Physiological
C. Structural
D. Morphological

Question 43:

• JAMB 2001

Darwin is considered the first scientist who correctly explained the theory of

A. Special creation
B. Spontaneous generation
C. Use and disuse
D. Organic evolution

Question 44:

• JAMB 2001

The role of the male adult honey bee is to

A. Clean the hive
B. Ventilates the hive
C. Mate with the queen
D. Care for the young

Question 45:

• JAMB 2001

The ability of an organism to live successfully in an environment is known as

A. Resistance
B. Competetion
C. Succession
D. Adaptation