500 persons per sq. km
450 persons per sq. km
350 persons per sq. km
250 persons per sq. km
Correct answer is D
No explanation has been provided for this answer.
The population of India is mainly characterized by
low birth rate
high death rate
balance in age and sex structure
high growth rate
Correct answer is D
No explanation has been provided for this answer.
The largest concentration of human population is in
North America
Western Europe
West Africa
South East Asia
Correct answer is D
No explanation has been provided for this answer.
Which of the following is not a characteristic of the rain-forest?
there is a great varity of tree
many of the trees have large buttresses
there are many climbling plants
absence of epiphytes
Correct answer is D
No explanation has been provided for this answer.
Environmental controls include all the following except
afforestation
preservation
conservation
degradation
Correct answer is D
No explanation has been provided for this answer.