☰
upsc
gpt
prelimsgpt
PYQ Explorer
Mock Tests
Atlas Maps
EN
HI
MR
✨
Ask Nano
PYQ Explorer
Mock Tests
Atlas Maps
Profile
Synthesizing Intelligence
Synchronizing Neural Nodes...
Back to PYQ Explorer
Browse All Topics
UPSC CSE Pre 2013
Question #17
Environmental Pollution
Copy
Consider the following organisms:
1
Agaricus
2
Nostoc
3
Spirogyra
Which of the above is/are used as biofertilizer/ biofertilizers?
A
1 and 2
B
2 only
C
2 and 3
D
3 only
Pick an option above to test your answer
Reveal Answer ⌄
Subject:
Environment
Practice more "Environmental Pollution" questions →
Consider the following organisms: 1. Agaricus 2. Nostoc 3. Spirogyra Which of the above is/are used as biofertilizer/ biofertilize | UPSC CSE Pre 2013 Solved PYQ | UPSCGPT