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