Question

$CO_{2}$ is not a poisonous gas but there is increase in concentration of $CO_{2}$ in the atmosphere due to burning of fossil fuels and decomposition of limestone. The increase in concentration of $CO_{2}$ may lead to.

• A. Increase in photosynthesis in plants.
• B. Higher concentration of $CO_{2}$ in water
• C. Increases in greenhouse effect, thus raising the temperature.
• D. Increase in formation of metal carbonates.

Answer 1

Answer: (C)

Increases in greenhouse effect, thus raising the

temperature.

Answer 2

: Increase in concentration of $CO_{2}$ will result in increase in greenhouse effect thus raising the temperature which might have serious consequences.