WAEC Past Questions and Answers - Page 759

3,791.

Which of the following is true of rocks?

A.

sedimentary rocks are crystalline

B.

igneous rocks are heat formed,fossilized rocks

C.

metamorphic rocks are crystalline due to high temperature and pressure

D.

sedimentary rocks are non-crystalline and fossilized rocks

Correct answer is D

No explanation has been provided for this answer.

3,792.

The process of weathering in limestone region is mainly

A.

hydration

B.

exfoliation

C.

solution

D.

oxidation

Correct answer is C

No explanation has been provided for this answer.

3,794.

Chalk is a good example of

A.

plutonic igneous rock

B.

organically formed sedimentary rock

C.

mechanically formed sedimentary rock

D.

extrusive igneous rock

Correct answer is B

No explanation has been provided for this answer.

3,795.

The combination of sial and sima constitute the

A.

hydrosphere

B.

biosphere

C.

lithosphere

D.

atmosphere

Correct answer is C

No explanation has been provided for this answer.