Which of the following is known as the 'Lungs of the Planet'?

Distinguish between: Species Diversity and Ecosystem Diversity.

Read the following statements carefully and mark the correct option given below.
Statement-$I$: India is one of the $12$ mega diversity countries of the world.
Statement-$II$: India has only $2.4 \%$ of the world's land area.

In India,temperate evergreen vegetation occurs mostly in

India has more than ........ genetically different strains of rice. Complete the given statement with reference to $NCERT$ textbook.

The variation shown by the medicinal plant $Rauwolfia \text{ } vomitoria$ growing in different Himalayan ranges represents: