Jamb Biology 1998 Past Questions and Answers

Question 41:

• JAMB 1998

The correct increasing order of size for the cell components responsible for heredity is

A. Chromosome → DNA → nucleus → gene
B. DNA → gene → chromosome → nucleus
C. Chromosome → nucleus → DNA → gene
D. DNA → gene → nucleus → chromosome

Question 42:

• JAMB 1998

A sex-linked character cannot be passed on directly from

A. Father to son
B. Mother to daughter
C. Mother to son
D. Father to daughter

Question 43:

• JAMB 1998

The biological association that contributes directly to succession in a community is

A. Competition
B. Predation
C. Parasitism
D. Commensalism

Question 44:

• JAMB 1998

The group of insects that have mouth parts adapted for both piercing and sucking is

A. Cockroach, aphids and mosquitoes
B. Aphids, houseflies and moths
C. Mosquitoes, tse-tse flies and aphids
D. Aphids, beetles and grasshoppers

Question 45:

• JAMB 1998

The bird's bill adapted for fishing is labelled

A. I
B. II
C. III
D. IV