More than _______$\;\%$ of the drugs currently sold in the market worldwide are derived from plants.
$70$
$25$
$90$
$55$
Gametes of threatened species can be preserved in viable and fertile condition for long periods using
What is true approximate percentage of the earth covered by hot spots?
Zoological park and Botanical gardens are part of......
Describe various methods used in 'In situ conservation'.
Which one of the following is not included under insitu conservation?