Migrant receiving regions tend to be characterized by?
high per capita income
the predominance of females
low per capita income
equal sex ratio
Correct answer is C
No explanation has been provided for this answer.
230 persons per km2
240 persons per km2
210 persons per km2
220 persons per km2
Correct answer is A
No explanation has been provided for this answer.
An effect of global warming is?
rise in the volume of ocean waters
increase in atmosphere pressure
reduction in green house emission
increase in cyclonic activities
Correct answer is A
No explanation has been provided for this answer.
The main components of the land ecosystem are?
lithosphere, biosphere, hydrosphere and atmosphere
vegetation, soil lithosphere and oceans
hydroshpere, atmosphere, plants and animals
river basin, biosphere, mountains and atmosphere
Correct answer is B
No explanation has been provided for this answer.
Which of the following is a component of soil?
Structure
Texture
Water
Plasticity
Correct answer is B
No explanation has been provided for this answer.