Which of the following is not a direct result of the green house effect?
A. Global warming B. water pollution C. Melting of ice caps D. Increase in land temperature
Correct Answer: B
Explanation
Greenhouse effect is an increase in the retention of the sun's radiant energy, It is caused by gases that absorb and emit radiation within the thermal infra-red range. These gases are known as green house gases. Examples include water vapour, carbondioxide, ozone, nitrous oxide and methane. Green - house effect causes warming of the atmosphere with dangerous effects like the melting of the polar ice caps which can cause flooding.