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The lowest layer of the atmosphere is the:
Astratosphere
Bmesosphere
Ctroposphere
Dthermosphere
Answer & Solution
Correct answer: C. troposphere
1. The atmosphere is classified into four layers by height, composition and temperature behaviour.
2. The troposphere is the lowest and the first of them.
3. Above it lie the stratosphere, then the mesosphere, then the thermosphere.
4. The troposphere is the only layer that supports life, and all weather occurs within it.
5. It holds about 75 per cent of the atmosphere's gases, along with dust and water vapour.
_Source: NECTA ACSEE 2023 Geography 113/1, Question 6: Position, Behaviours and Structure of the Earth_
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