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प्रश्न
What was directly responsible for the rapid rise of world population in the twentieth century?
पर्याय
Better education and jobs
Religious and social customs
Better healthcare
Increased food production
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उत्तर
Better healthcare
Explanation:
Improved healthcare facilities reduce mortality rates and boost population growth.
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संबंधित प्रश्न
Define the following:
Deforestation
Present human population growth is following arithmetic progression.
Name any two Non-renewable resources of energy.
Coal and iron are inexhaustible resources.
List any three consequences of high population density.
Match the terms given in column A with those in column B.
| Column A | Column B | ||
| (a) | Forest | (i) | Arithmetic progression |
| (b) | Food | (ii) | Geometric progression |
| (c) | Population | (iii) | Deforestation |
| (d) | Coal | (iv) | Afforestation |
| (e) | Flash floods | (v) | Renewable source of energy |
| (vi) | Non-renewable source of energy |
Given below is a set of paired terms. The first pair indicates the relationship between the two terms. Rewrite and complete the second pair on a similar basis.
Cutting down of forests : Deforestation :: Planting more trees : ______.
Distinguish between the following pair:
Exhaustible and Inexhaustible resources.
Distinguish between the following pair:
Conventional and Non-conventional sources of energy.
What do you mean by the 3Rs in the context of sustainable development?
