Question

Match the following:

List-I		List-II
A.	Nitzschia	I.	Plankton
B.	Certia	II.	Neuston
C.	Notonecta	III.	Nekton
D.	Hydra	IV.	Periphyton

• A. A-II, B-III, C-I, D-IV
• B. A-V, B-I, C-IV, D-II
• C. A-II, B-IV, C-I, D-V
• D. A-III, B-IV, C-I, D-II

Hint:

Marine organisms are classified by their habitat zones: plankton, nekton, benthos, neuston, periphyton.

Answer 1

The Correct Option is C

{Nitzschia} is a planktonic diatom (II), {Certia} floats at water-air interface (IV), {Notonecta} is an active swimmer (I), and {Hydra} attaches to submerged surfaces (V).