Organisms And Population Question 187
The upper part of sea water mainly contains dissolved salts [DPMT 1985]
Options:
A) Nekton only
B) Plankton only
C) Nektons and planktons both are drifting or floating in water.
D) None of the above
Show Answer
Answer:
Correct Answer: B
Solution:
Plankton are passively drifting or floating organisms.
Most of these minute organisms, plankton includes photosynthesizing organisms as well as heterotrophic organisms.
BETA
