Complete the missing links:
COD stands for _________

Complete the missing links: The DDT is a ______ pollutant.

Complete the missing links: The __________ is the cavity of gastrula

Complete the missing links: Wasteland is of two types _______ and unculturable.

Complete the missing links Frog is_________while human female is_____

Complete the missing links: __________ is located at Nagpur.

Complete the missing links: ___________ radiations have high penetrability.

Complete the missing links: _________ are major aerosol pollutant present in jet aircraft emission.

Complete the missing links: Secondary treatment for polluted water are _________ and activated sludge method.

Complete the missing links: Exoskeleton of cockroach is ……………. .

Complete the missing links Insect pollinated flowers are called ……………..