Free Ecosystem (Daily Quiz: 6) NEET Biology Questions & Answers with Detailed Explanation & Full Review

Question-1

Which one of the following is not a gaseous biogeochemical cycle in ecosystem ?

(a) Carbon cycle

(b) Nitrogen cycle

(c) Sulphur cycle

(d) Phosphorus cycle

Question-2

Given below is an imaginary pyramid of numbers. What could be one of the possibilities about certain organisms at some of the different levels ?

(a) Level PP is “phytoplanktons” in sea and “whale” is on top level TC.

(b) Level PC is “insects” and level SC is “small insectivorous birds”.

(c) Level PP is “peepal trees” and the level SC is “sheep”.

(d) Level PC is “rats” and level SC is “cats”.

Question-3

GFC is a major conduit for energy flow in

(a) Aquatic ecosystem

(b) Terrestrial ecosystem

(c) Both (a) and (b)

(d) None of these

Question-4

Primary productivity depends upon

(a) photosynthetic capacity of plants

(b) availability of nutrients

(c) Both (a) and (b)

(d) None of the above

Question-5

Decomposers of an ecosystem include

(a) bacteria and fungi

(b) microscopic animals

(c) Both (a) and (b)

(d) Bacteria, fungi and macroscopic animals