Sci-5 | The Hindu Science Quiz: On Soil
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What are the six layers of wholesome soil known as?
- Horizons
- Layers
- Strata
- Ranges
Wholesome soils have six totally different layers (referred to as horizons).
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2 / 5 |
What does the topsoil layer primarily include?
- Minerals
- Natural matter like plant and animal residues
- Bedrock
- Water
Natural matter like plant and animal residues are primarily discovered within the topsoil.
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3 / 5 |
Which organisms are examples of soil dwellers?
- Earthworms and tardigrades
- Fish and frogs
- Birds
- Snails and coral
From the acquainted earthworms, to the lesser-known tardigrade and lots of undiscovered species are discovered within the soil.
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4 / 5 |
How does soil contribute to the struggle in opposition to local weather change?
- By absorbing water
- By storing extra carbon than the environment and all forests mixed
- By filtering air pollution
- By cooling the Earth’s floor
Soils retailer extra carbon than the environment, and the entire world’s vegetation and forests mixed, which signifies that soil is one among our most vital weapons within the struggle in opposition to local weather change.
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5 / 5 |
How lengthy does it take for a single centimetre of topsoil to kind?
- 10 years
- 100 years
- 1,000 years
- 10,000 years
It could possibly take as much as thousand years for a single centimetre of topsoil to kind.
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Revealed – December 12, 2024 05:00 pm IST
