In which of the following layers ozone is naturally formed?

In which of the following areas we will find pitcher plant?

Which of the following is the most abundant Green House Gas (GHG) in the earth’s atmosphere?

Which of the following represent maximum number of species among global biodiversity?

Which among the following is known as a Secondary Pollutant in the atmosphere?

The largest ecosystem of the Earth is

Highest source of air pollution in the world is ............

Which of the following areas in India are known as hotspot of biodiversity?

In which of the following places Royal Bengal Tiger found?

Which factor is causing the most extinction?