Waec Biology 1998 Past Questions and Answers

Question 56:

• WAEC 1998

How many chromosomes will be present in a gamete if the somatic cell has eight(8) chromosomes?

A. 4
B. 6
C. 8
D. 10
E. 16

Question 57:

• WAEC 1998

In a plant of genotype Tt, what is the probability that a gamete will contain gene t?

A. 1\2
B. 3\4
C. 1\8
D. 1\6
E. 1\4

Question 58:

• WAEC 1998

In a cross involving a heterozygous red flowered plant (Rr) and a white flowered plant (rr). what is the
probability that the offspring will be Rr?

A. 1
B. 1\2
C. 1\4
D. 3\4
E. 2

Question 59:

• WAEC 1998

Termites are called social insects because

A. The nests are built by the nasute soldiers
B. They live together in communities
C. The queen allocates duties to the workers
D. The king and queen do mate
E. The function of the workers and soldiers are very important

Question 60:

• WAEC 1998

Which off the following makes up the bee caste?

A. Soldiers and Queen
B. Drones, soldiers and workers
C. Queen, workers and soldiers
D. Queen, drones and workers
E. Soldiers, Queen and drones