Waec Biology Past Questions and Answers

Question 556:

• WAEC 1998

In animals the main protective covering is found in the

A. Adipose tissues
B. Epithelial tissues
C. Bone tissues
D. 'connective tissues
E. Vascular tissues

Question 557:

• 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 558:

• 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 559:

• 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 560:

• 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