WAEC Past Questions and Answers - Page 3422

17,106.

A cross between two parents produced four offspring's with blood groups AB, BB, BO and AO. what is the blood group of their parents?

A.

AA and BO

B.

BB and AO

C.

AB and BO

D.

AB and AO

Correct answer is C

No explanation has been provided for this answer.

17,108.

A blend of inherited and acquired characteristics shows

A.

variation

B.

inheritance

C.

evolution

D.

heredity

Correct answer is A

No explanation has been provided for this answer.

17,109.

A noticeable physical appearance of individuals of the same species is called

A.

physical variation

B.

morphological variation

C.

physiological variation

D.

discontinuous variation

Correct answer is B

No explanation has been provided for this answer.

17,110.

Which of the following actions supports conservation? To

A.

protect endangered species

B.

preserve trees for timber

C.

permit hunting activities

D.

provide income for the government

Correct answer is A

No explanation has been provided for this answer.