WAEC Biology Past Questions & Answers - Page 148

736.

The classes of fingerprints in man are

A.

whorl, alternate, opposite and compound

B.

compound, loop, whorl! and alternate

C.

whorl, arch, compound and loop

D.

arch, simple, compound and opposite

Correct answer is C

No explanation has been provided for this answer.

737.

Which of the following statements is true about the ABO blood group system? 

A.

Antigens are located on the surface of white blood cells

B.

Antibodies are located in the blood plasma

C.

Antibodies are located on the surface of red blood cells

D.

Antigens are located in the blood plasma

Correct answer is B

No explanation has been provided for this answer.

738.

The following pairs of traits are examples of continuous and discontinuous variations respectively except

A.

eye Colour and body weight

B.

height and blood group

C.

skin colour and fingerprints

D.

bodyweight and tongue rolling

Correct answer is A

No explanation has been provided for this answer.

739.

The primary cause of species endangerment is

A.

disappearing habitats

B.

increase in temperatures

C.

acid rain

D.

exposure to hazardous wastes

Correct answer is A

No explanation has been provided for this answer.

740.

Which of the following factors would be least likely to act as a density dependent limiting factor in a population of mice?

A.

Buildup of waste products

B.

Predation

C.

Parasitism

D.

Unfavourable climate

Correct answer is C

No explanation has been provided for this answer.