Q2 of 38 Page 172

List any three consequences of high population density.

The three consequences of high population density are-

1. Quality of life goes down.


2. Natural resources like fuel, wood, mineral, etc. decreases.


3. Per capita income comes down.


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2

Fill up the blanks by choosing the right option.

(i) Public conveyances like buses and railways are …………………….. (necessities/luxuries).


(ii) Many sets of garments per member in a family are ……………………….. (necessities/fashions).


(iii) Petroleum is a resource of the same category as that of …………………………… (copper/groundwater).

 1

Give the technical terms of the following:

(i) A statistical study of human population …………………………………………………


(ii) A number of deaths per 1000 people per year ………………………………………………………….


(iii) A number of individuals per sq. km. at any given time ………………………………………….


(iv) Difference between birth rate and death rate ………………………………………………….

 1

List any five major disadvantages of having large families ………………………………..

 2

What are the age restrictions for marriage for boys and girls respectively in India?