Match the following and choose the correct answer

	Column-I		Column-II
A	Portuguese man-of–war	I	Limulus
B	Gregarious pest	II	Physalia
C	Living fossil	III	Locusta
D	Ectoparasitic vertebrate	IV	Petromyzon

	A	B	C	D
1	II	III	I	IV
2	II	III	IV	I
3	II	I	III	IV
4	II	IV	I	III

 

• A

  1

• B

  2

• C

  3

• D

  4