Jamb Biology 2006 Past Questions and Answers

Question 36:

• JAMB 2006

Using the diagram, the part labelled IV is for

A. Excretion
B. Nourishment
C. Protection
D. Respiration

Question 37:

• JAMB 2006

In the diagram, the organ through which the embryo receives food, water and oxygen is labelled

A. Iii
B. Iv
C. Ii
D. I

Question 38:

• JAMB 2006

The diagram represents the structure of

A. Proteins
B. Chromosones
C. RNA
D. DNA

Question 39:

• JAMB 2006

In the diagram, the part labelled I represents the

A. Base pairs
B. Ribose sugar
C. Phosphate linkage
D. Deoxyri-bose sugar

Question 40:

• JAMB 2006

In the diagram, the change in the length of the neck of the giraffes shown was brought about by

A. Geographical isolation
B. Predation
C. Symbiosis
D. Natural selection