Ecology and Environment
Government Legislature
MCQ (Single Correct Answer)
Government Initiatives
MCQ (Single Correct Answer)
International Convention
MCQ (Single Correct Answer)
1
UPSC Civil Service Prelims Paper I 2021 (General Studies)
MCQ (Single Correct Answer)
+2
-0.66
'R2 Code of Practices’ constitutes a tool available for promoting the adoption of
A
environmentally responsible practices recycling industry 
B
ecological management of ‘Wetlands of International Importance’ under the Ramsar Convention
C
sustainable practices in the cultivation of agriculture crops in degraded lands
D
'Environmental Impact Assessment' in- the exploitation of natural resources
2
UPSC Civil Service Prelims Paper I 2021 (General Studies)
MCQ (Single Correct Answer)
+2
-0.66

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
3
UPSC Civil Service Prelims Paper I 2021 (General Studies)
MCQ (Single Correct Answer)
+2
-0.66
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
4
UPSC Civil Service Prelims Paper I 2021 (General Studies)
MCQ (Single Correct Answer)
+2
-0.66

Which one of the following is a filter feeder?

A
Catfish
B
Octopus
C
Oyster
D
Pelican
UPSC Civil Service Subjects
History of India
Science and Technology
Geography
Ecology and Environment
Indian Polity and Governance
Economy
Current Affairs
Comprehension
Basic Numeracy
Logical Reasoning and General Mental Ability
Data Interpretation and Sufficiency