Environment


 
 
Concept Explanation
 

Environment

Natural resources are things that are found in nature and are useful to man. To qualify as a natural resource, a substance must satisfy: It should be available in plenty, it should be helpful in fulfilling the various requirements of man and in maintaining the environment around him and it should be within easy reach. Air, water, soil, forests, energy, minerals, coal and petroleum, flora and fauna, etc., are all natural resources. All the natural resources necessary to support life.

Environment:

The environment can be defines as a sum total of all the living and non-living elements and their effects which influence human life. While all living or biotic elements are animals, plants , forests, fisheries and birds etc. The non-living or abiotic elements include water, land, sunlight,rocks and air etc.

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Sample Questions
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Question : 1

Which of the following are correct :

(a) Air, water, soil, forests, energy, minerals, coal and petroleum, flora and fauna, etc are all natural resources.

(b) The environment can be defines as a sum total of all the living and non-living elements and their effects which influence human life.

(c) The non-living or abiotic elements include water, land, sunlight,rocks and air etc.

Right Option : D
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Question : 2

Harmful materials added to the environment are called __________________

Right Option : D
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Question : 3

Which of the following are correct :

(a) The environment provide resources for production food, furniture,house etc.

(b) The environment helps to sustain life on earth by providing vast biodiversity.

(c) The environment helps in getting rid of waste by decomposing them.

Right Option : D
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