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Question
In addition to rock particles, soil also contains:
In addition to rock particles, soil also contains:
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Solution
The correct options are
A Air and water
B Minerals
C Humus
Small particles of rocks are formed due to the weathering of larger rocks. These particles, when mixed with humus (organic matter), air and water forms soil. The organic matter in the soil is a home to many organisms. These organisms add many nutrients and minerals to the soil through their microbial action. Therefore, in addition to rock particles, soil also contains minerals, organic matter, air and water.
A Air and water
B Minerals
C Humus
Small particles of rocks are formed due to the weathering of larger rocks. These particles, when mixed with humus (organic matter), air and water forms soil. The organic matter in the soil is a home to many organisms. These organisms add many nutrients and minerals to the soil through their microbial action. Therefore, in addition to rock particles, soil also contains minerals, organic matter, air and water.
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