UPSC Civil Service Prelims Paper I 2022 (General Studies) | Biodiversity Question 15 | Ecology and Environment

"If rainforests and tropical forests are the lungs of the Earth, then surely wetlands function as its kidneys." Which one of the following functions of wetlands best reflects the above statement?

The water cycle in wetlands involves surface runoff, subsoil percolation and evaporation.

Algae form the nutrient base upon which fish, crustaceans, molluscs, birds, reptiles and mammals thrive.

Wetlands play a vital role in maintaining sedimentation balance and soil stabilization.

Aquatic plants absorb heavy metals and excess nutrients.

UPSC Civil Service Prelims Paper I 2022 (General Studies)

MCQ (Single Correct Answer)

-0.66

With reference to "Gucchi" sometimes mentioned in the news, consider the following statements :

1. It is a fungus.

2. It grows in some Himalayan forest areas.

3. It is commercially cultivated in the Himalayan foothills of north-eastern India.

Which of the statements given above is/are correct?

1 only

3 only

1 and 2

2 and 3

UPSC Civil Service Prelims Paper I 2022 (General Studies)

MCQ (Single Correct Answer)

-0.66

Which of the following is not a bird ?

Golden Mahseer

Indian Nightjar

Spoonbill

White Ibis

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Questions Asked from Marks 2

UPSC Civil Service Prelims Paper I 2024 (General Studies) (7) UPSC Civil Service Prelims Paper I 2023 (General Studies) (7) UPSC Civil Service Prelims Paper I 2022 (General Studies) (5) UPSC Civil Service Prelims Paper I 2021 (General Studies) (4)

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