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Question
Distinguish between the following pair:
Deforestation and Afforestation.
Solution
Deforestation: Deforestation (cutting down of forests) has been one of the most serious outcomes of the rising population to get land for cultivation and housing and to obtain timber and wood.
Afforestation: Forests are one of our renewable resources. By careful management and afforestation (planting more trees), we can maintain and even improve the existing forests.
RELATED QUESTIONS
Present human population growth is following arithmetic progression.
Name any two Non-renewable resources of energy.
Name any two renewable resources for the mankind.
Name any two resources which come under pressure due to the rising population.
Coal and iron are inexhaustible resources.
Petroleum is a resource of the same category as that of ______.
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 |
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?
