Question
$$C{O_2}$$ is not a poisonous gas but there is increase in concentration of $$C{O_2}$$ in the atmosphere due to burning of fossil fuels and decomposition of limestone. The increase in concentration of $$C{O_2}$$ may lead to
A.
increase in photosynthesis in plants
B.
higher concentration of $$C{O_2}$$ in water
C.
increase in greenhouse effect, thus raising the temperature
D.
increase in formation of metal carbonates
Answer :
increase in greenhouse effect, thus raising the temperature
Solution :
Increase in concentration of $$C{O_2}$$ will result in increase in greenhouse effect thus raising the temperature which might have serious consequences.