In which country you find 99% of marsupials :

There are estimated to be 100 million species on the earth, how many have been identified :

Which branch of biochemistry provides 60% of the world's medicine :

The endangered species of plants & animals have been categorised for conservation purpose by :

The blue coloured mineral Lapis Lazuli used as semiprecious stone is :

Permanent magnets are made up of alloys of :

Phenol is commonly used as an : 

Red ink is prepared from :

The stimulating agent present in tea is :