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WorksheetsSCIENCE: CH-8 SOIL
Total questions: 10
Worksheet time: 8mins
Define weathering.
(a)
What kind of weathering is described here?
Organic weathering
Mechanical weathering
Chemical weathering
What could be some of the factors of physical weathering?
Acid rain
Freezing and thawing of ice
Both B and D
Action of wind
What is the outermost layer i.e. soil known as in other words?
Lithosphere
Biosphere
Hydrosphere
Pedosphere
Biological weathering occurs due to
(a)
The microorganisms responsible for biological weathering are
(a)
One of the possible reasons of chemical weathering could be
(a)
TRUE OR FALSE- Burrowing animals such as moles, rabbits and earthworms speed up the process of chemical weathering.
True
False
Lichens weather a rock by-
Penetrating inside a rock
Producing certain chemicals
Give any one of the important factors that affect weathering of a rock-
(a)
