Environment

The environment can be defined 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.

Functions of Environment

  • Supply of resources: These resources are both renewable and non-renewable. The environment provides different resources for the various production process of a society. Few examples of the renewable resources which can be utilized without a chance of it becoming drained or exhausted are- forest, and fishes, etc. Whereas, non-renewable resources are those that get exhausted with its usage or extraction is fossil fuel, etc.
  • Assimilates Waste Environment: Assimilates Waste Environment consumes the waste generated by the production and consumption activities automatically. It is usually in the form of garbage.
  • Sustains Life: It maintains life by contributing genetic and bio-diversity.
  • Enhance the quality of life: It nurtures the quality of life by maintaining natural amenities like a mountain, river, desert, etc.

Types of Resources

Q.1- DEFINE ENVIRONMENT AND IT’S FUNCTIONS.

(A) ENVIRONMENT

  • The environment may be defined as all those conditions and their effects which influence human life.
  • It includes all living elements (plants, animals, etc.) and all non-living elements (air, water, soil, etc.)
  • These affect the quality of our life.

(B) FOLLOWING ARE THE FUNCTIONS OF ENVIRONMENT:

(1) SUPPLY OF RESOURCES

  • The environment offers resources for production.
  • It includes both renewable and non-renewable resources.
  • Example: Wood for furniture, soil, land, etc.

(2) SUSTAINS LIFE

  • The environment includes the sun, soil, water, air which are essential for human life.
  • It sustains life by providing genetic and biodiversity.

(3) ASSIMILATION OF WASTE

  • Production and consumption activities generate waste.
  • This occurs mostly in the form of garbage.
  • The environment helps in getting rid of the garbage.

(4) ENHANCES QUALITY OF LIFE

  • Environment enhances the quality of life.
  • Man enjoys natural beauty like rivers, mountains, deserts, etc.
  • These add to the quality of life.

Q.2- WHAT ARE RENEWABLE AND NON-RENEWABLE RESOURCES? EXPLAIN GIVING EXAMPLES.

ANSWER:

(1) RENEWABLE RESOURCES

  • Renewable resources are those resources which can never be exhausted or depleted with their continuous use.
  • There remains a continuous supply of renewable resources.
  • Example: Water, Trees, etc.

(2) NON-RENEWABLE RESOURCES

  • Non-renewable resources are those resources which get exhausted with their extraction and use.
  • Example: Coal, Petroleum, Iron ore, etc.

Q.3- DIFFERENTIATE THE FOLLOWING INTO RENEWABLE AND NON-RENEWABLE RESOURCES:

(I) TREES (II) FISH (III) PETROLEUM (IV) COAL (V) IRON-ORE (VI) WATER. (NCERT)

ANSWER:

(I) TREES

Renewable resource

(II) FISH

Renewable resource

(III) PETROLEUM

Non-Renewable resource

(IV) COAL

Non-Renewable resource

(V) IRON-ORE

Non-Renewable resource

(VI) WATER

Renewable resource

Q.4- WHAT IS MEANT BY ENVIRONMENT?

ANS: The environment may be defined as all those conditions and their effects which influence human life.

Q.5- WHAT DOES ENVIRONMENT INCLUDE?

ANS: It includes all those living and non-living elements which affects the quality of life.

Q.6- GIVE THE MEANING OF RENEWABLE RESOURCES?

ANS: Renewable resources are those resources which can never be exhausted or depleted with their continuous use.

Q.7- GIVE THE MEANING OF NON-RENEWABLE RESOURCES?

ANS: Non-renewable resources are those resources which get exhausted with their extraction and use.

MULTIPLE CHOICE QUESTION :

Q.1 What are the functions of the environment?

a. Supply of resources

b. Sustains life

c. Assimilation of wasted

d. All of the above

ANSWER KEY

1-d

Q.NO

FILL IN THE BLANKS

1

______________may be defined as all those conditions and their effects which influence human life.

2

_____________resources are those resources which get exhausted with extraction and use.

Q.NO

ANSWER KEY

1

Environment

2

Non-renewable

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