1
UPSC Civil Service Prelims Paper I 2021 (General Studies)
MCQ (Single Correct Answer)
+2
-0.66
Change Language

Which of the following have species that can establish symbiotic relationship with other organisms?

1. Cnidarians

2. Fungi

3. Protozoa

Select the correct answer using the code given below.

A
1 and 2 only
B
2 and 3 only
C
1 and 3 only
D
1, 2 and 3
2
UPSC Civil Service Prelims Paper I 2021 (General Studies)
MCQ (Single Correct Answer)
+2
-0.66
Change Language
The ‘Common Carbon Metric’, supported by UNEP, has been developed for
A
assessing the carbon footprint of building operations around the world
B
enabling commercial farming entities around the world to enter carbon emission trading
C
enabling governments to assess the overall carbon footprint caused by their countries
D
assessing the overall carbon footprint caused by the use of fossil fuels by the world in a unit time
3
UPSC Civil Service Prelims Paper I 2021 (General Studies)
MCQ (Single Correct Answer)
+2
-0.66
Change Language

Which of the following are detritivores?

1. Earthworms

2. Jellyfish

3. Millipedes

4. Seahorses

5. Woodlice

Select the correct answer using the code given below.

A
1, 2 and 4 only
B
2, 3, 4 and 5 only
C
1, 3 and 5 only
D
1, 2, 3, 4 and 5
4
UPSC Civil Service Prelims Paper I 2021 (General Studies)
MCQ (Single Correct Answer)
+2
-0.66
Change Language
In case of which one of the following biogeochemical cycles, the weathering of rocks is the main source of release of nutrient to enter the cycle?
A
Carbon cycle
B
Nitrogen cycle
C
Phosphorus cycle
D
Sulphur cycle
EXAM MAP