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Flashcards in Natural Resources Deck (14):
1

Biosphere definition

The parts of the land, sea, and atmosphere in which organisms are able to live.

2

Resources definition (in geography)

A resource is any physical material that is needed for the sustainment of life.

3

Resources can be classified on various points of view :

1) Chemical nature
2) Availability and abundance
3) Distribution

4

On the basis of chemical nature, resources are classified into

Organic resources (Plants,animals,fossil fuels)
Inorganic resources (air,water,metallic minerals)
Mixed resources (soil)

5

Mineral definition

Solid naturally occurring INORGANIC substance. (But it should satisfy some other properties too)

6

Organic matter present in soil

Plant and animal residues at various stages of decomposition, cells and tissues of soil organisms, and substances synthesized by soil organisms.

7

On the basis of abundance and availability, resources are classified into

Inexhaustible resources
Exhaustible resources

8

Inexhaustible resources

Resources that are present in UNLIMITED QTY in nature. They are not likely to be exhausted by human use.

9

Exhaustible resources

Resources that are present in LIMITED QTY in nature. They are likely to be exhausted by human use.

10

Exhaustible resources are further divided into 2

Renewable resources
Non renewable resources

11

Renewable resources

Resources that can replace or replenish itself IF MANAGED WISELY.

12

E.g. of renewable resources

Water,soil,forest,wildlife.

13

Water is a ..... resource

Renewable

14

Non renewable resources

Resources that take up a lot of time to replenish once used . E.g. fossil fuel, and metallic minerals.