Multiple choice general knowledge science & technology

The Earth is surrounded by an insulating blanket of gases which protects it from the light and heat of the Sun. This insulating layer is called the

  1. Hydrosphere

  2. Biosphere

  3. Lithosphere

  4. Atmosphere
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The atmosphere is the layer of gases surrounding Earth that protects it from harmful radiation and regulates temperature. The hydrosphere refers to water, biosphere to living organisms, and lithosphere to the Earth's crust.

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