The zone which is rich in iron, aluminium, magnesium and clay substances is the?

A. Chorizon

B. Dhorizon

C. Ahorizon

D. Bhorizon

Which of the following is a component of soil?

A. Structure

B. Texture

C. Water

D. Plasticity

An example of a non-renewable resources is?

A. wind

B. water

C. solar radiation

D. solid mineral

The main components of the land ecosystem are?

A. lithosphere, biosphere, hydrosphere and atmosphere

B. vegetation, soil lithosphere and oceans

C. hydroshpere, atmosphere, plants and animals

D. river basin, biosphere, mountains and atmosphere

An effect of global warming is?

A. rise in the volume of ocean waters

B. increase in atmosphere pressure

C. reduction in green house emission

D. increase in cyclonic activities

If the population of an area is 690 million and the land area is 300 000 km²,the population density is approximately?

A. 230 persons per km²

B. 240 persons per km²

C. 210 persons per km²

D. 220 persons per km²

Migrant receiving regions tend to be characterized by?

A. high per capita income

B. the predominance of females

C. low per capita income

D. equal sex ratio

The actual physical place a settlement occupies is known as?

A. situation

B. site

C. community

D. society

The most important impact of migration on population is?

A. redistribution of the population

B. even distribution of the population

C. environmental distribution of the pollution

D. environmental pollution

A settlement where social amenities are easily provided to the community is?

A. squatter settlement

B. dipersed settlement

C. linear settlement

D. nucleated sttlement