JAMB Geography Past Questions & Answers - Page 6

26.

Which of the following pairs of landforms can be found in the desert areas?

A.

Barchans and tombolos

B.

Zeugens and rock pedestals

C.

Sauddoars and tombolos

D.

Yardangs and batholiths

Correct answer is B

Zeugens: These are tabular masses with a layer of soft rock lying beneath layer of hard rock
Rock pedestals: It consist of horizontal layer of hard and soft rocks

27.

The part of the earth crust covered by water bodies is known as the

A.

hydrosphere

B.

sial

C.

stratosphere

D.

troposphere

Correct answer is A

The part of the earth's crust covered by water bodies is known as the hydrosphere. The hydrosphere includes all water on the surface of the earth, both salt and fresh. This includes oceans, seas, lakes, rivers, and even moisture in the air.

28.

Rocks are said to be crystalline when the atoms forming them are

A.

found in sedimentary rocks

B.

found in crystalline rocks

C.

arranged in a deposit pattern

D.

arranged vertically

Correct answer is C

Crystalline rocks are rocks that;
-do not contain fossils
-do not occur in layers i.e they are non-stratified

29.

The type of energy that is most environmentally friendly is

A.

Thermal

B.

Nuclear

C.

hydro electric

D.

solar

Correct answer is D

Solar energy is considered the most environmentally friendly type of energy. This is because it is a renewable source of energy that does not emit any greenhouse gases during production. Solar panels can be installed on rooftops, which does not require any additional land space. Hydroelectric energy, while also renewable, can have significant environmental impacts including habitat destruction and water quality impacts. Thermal and nuclear energy both have significant environmental impacts including greenhouse gas emissions and radioactive waste, respectively.

30.

The largest ocean in the world is the

A.

Arctic ocean

B.

Atlantic ocean

C.

Indian ocean

D.

Pacific ocean

Correct answer is D

The Pacific Ocean is the largest ocean in the world. It is larger than all of the Earth's land area combined. The other options, the Atlantic Ocean, Indian Ocean, and Arctic Ocean, are smaller in comparison.