The Government of India passed the Environment (Protection) Act in the year $............$.

List all the wastes that you generate at home,school,or during your trips to other places. Which could you very easily reduce? Which would be difficult or rather impossible to reduce?

$LPG$ stands for Liquefied Petroleum Gas,which is primarily composed of propane and butane. What is the nature of $LPG$?

What percentage of global warming is contributed by $CO_2$ (in $\%$)?

Identify the odd one out regarding the process of bio-magnification.

Which of the following statements is incorrect?