Into how many macro agriculture regions has Randhawa

Which one amongst the following is not a Green House gas?

The surface temperature of the Sun is nearly -

Cyclones Gulab was a tropical cyclone that caused considerable damage to ______ Asia.

_______is used as a Water Purifier.

What was theme for World Hemophilia Day this year?

The study of relationship of animals with their environment is called-

Which of the following is/are considered as Autotrophs?
1. Green plants
2. Blue green Algae
3. Human beings
4. Cattle

In a food chain, what is the difference between primary consumers and secondary consumers?

Which among the following ecosystems are likely to face the impact of global warming more than the others?

The process in which the branches of the tea bushes are cut off is