UPSC Prelims Marathon 1st April – Environment & Ecology – 2024

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We are posting prelims marathon MCQs for today. In this initiative, you can attempt 10 subjective MCQs daily. Daily Quiz UPSC Prelims Marathon 1 Apr Environment & Ecology

 For schedule, refer to the archive link given below. Best UPSC institute In Delhi,

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Marking Pattern

Correct Answer : 2

Wrong Answer : -0.66

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CHOOSE A QUESTION

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Time Left :5

Question No. 1

Which of the following “deals with the ways in which organisms are moulded by their environment, how they make use of environmental resources including energy flow and mineral cycling”?

ABiostatics

BEcology

CCarrying capacity

DPossibilism

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Question No. 2

Which of the following ancient texts has reference to ecology?
1.The Samhitas
2.The Aranyakas
3.The Brahmanas
How many of the statements given above are correct?

AOnly one

BOnly two

COnly three

DNone

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Question No. 3

Which of the following is/are biotic component/s of the environment?
1.Non – green plants
2.Symbionts
3.Decomposers
How many of the statements given above are correct?

AOnly one

BOnly two

COnly three

DNone

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Question No. 4

Consider the following statements:
1.In terrestrial ecosystem, producers are basically herbaceous and woody plants.
2.In aquatic ecosystem producers are various species of microscopic algae.
Which of the statements given above is/are correct?

A1 only

B2 only

CBoth 1 and 2

DNeither 1 nor 2

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Question No. 5

Which of the following is/are consumer/s?
1.Cow
2.Rabbit
3.Wolves
How many of the statements given above are correct?

AOnly one

BOnly two

COnly three

DNone

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Question No. 6

The term “Saprotrophs” is associated with which of the following?

AProducers

BDecomposers

CConsumers

DSecondary consumers

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Question No. 7

“Ecosystems are capable of maintaining their state of equilibrium and regulate their own species structure and functional processes” – related to?

ACarrying capacity

BHomeostasis

CEnvironmental determinism

DPossibilism

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Question No. 8

Which of the following is/are example/s of ecotone zones?
1.Mangroves
2.Grasslands
3.Riverbank
How many of the statements given above are correct?

AOnly one

BOnly two

COnly three

DNone

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Question No. 9

“It is the unique functional role or place of a species in an ecosystem” denotes?

AEcotone

BNiche

CHomeostasis

DEcology

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Question No. 10

Which of the following fauna is/are commonly found in tundra region?
1.Lemming
2.Reindeer
3.Ptarmigan
How many of the statements given above are correct?

AOnly one

BOnly two

COnly three

DNone

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