WAEC Past Questions and Answers - Page 3680

18,396.

Which of the following teeth are well-developed to form the carnassial teeth of carnivorous mammals? The

A.

first lower premolar and third upper molar

B.

first lower molar and third upper premolar

C.

second lower premolar and first lower molar

D.

first lower molar and last upper premolar

Correct answer is D

No explanation has been provided for this answer.

18,397.

The break-down of food in a simple, soluble and absorbable end-products is termed

A.

absorption

B.

ingestion

C.

nutrition

D.

digestion

Correct answer is D

No explanation has been provided for this answer.

18,398.

An organism is considered a heterotroph when it

A.

feeds on inorganic food

B.

feeds on already manufactured food

C.

fixes atmospheric nitrogen

D.

respires anaerobically

Correct answer is B

No explanation has been provided for this answer.

18,399.

The deficiency of vitamin D and calcium ions in the diet of a human causes

A.

anaemia

B.

night-blindness

C.

kwashiokor

D.

rickets

Correct answer is D

No explanation has been provided for this answer.

18,400.

Which of the following does not require the use of information from census?

A.

Allocating central government revenue among states or regions

B.

Planning for development in the states of regions

C.

Demarcating constituencies for election in the states or regions

D.

Providing adequate social amenities and services in the states or regions

E.

Controlling geographical mobility of labour among the states or regions

Correct answer is E

No explanation has been provided for this answer.