Multiple choice

The green house gas effect is caused by the effect of excess?

  1. carbon dioxide

  2. carbon monoxide

  3. carbon tetrachloride

  4. sulphuric dioxide
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A Correct answer
Explanation

The greenhouse effect is primarily caused by excess carbon dioxide (CO2) in the atmosphere, which traps heat. Carbon monoxide is toxic but not a greenhouse gas, carbon tetrachloride is a solvent, and sulphuric dioxide contributes to acid rain but is not the primary greenhouse gas.

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