Consider the following statements:

Statement-I: Rainfall is one of the reasons for weathering of rocks.

Statement-II: Rain water contains carbon dioxide in solution.

Statement-III: Rain water contains atmospheric oxygen.

Which one of the following is correct in respect of the above statements?

One of the following regions has the world’s largest tropical peatland, which holds about three years worth of global carbon emissions from fossil fuels; and the possible destruction of which can exert detrimental effect on the global climate. Which one of the following denotes that region?

Consider the following:

1. Carabid beetles

2. Centipedes

3. Flies

4. Termites

5. Wasps

Parasitoid species are found in how many of the above kind of organisms?

Consider the following statements:

Statement-I:
Many chewing gums found in the market are considered a source of environmental pollution.
Statement-II:
Many chewing gums contain plastic as gum base.

Which one of the following is correct in respect of the above statements?