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Prelims / 2021 / Environment & Ecology
Ancient History 3 Art & Culture 10 Economy 14 Environment & Ecology 18 Geography 9 Indian Polity 18 International Relations 2 Medieval History 4 Modern History 7 Science & Technology 13 Social Issues & Schemes 2
Question 1 Medium

Bisphenol A (BPA) , a cause of concern, is a structural/key component in the manufacture of which of the following kinds of plastics?

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Question 2 Medium

Consider the following animals: 1. Hedgehog 2. Marmot 3. Pangolin To reduce the chance of being captured by predators, which of the above organisms rolls up/roll up ...

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Question 3 Medium

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.

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Question 4 Easy

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?

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Question 5 Hard

With reference to the ‘New York Declaration on Forests’. Which of the following statements are correct? 1. It was first endorsed at the United Nations Climate Summit ...

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Question 6 Medium

Which one of the following is a filter feeder?

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Question 7 Hard

The ‘Common Carbon Metric’, supported by UNEP, has been developed for

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Question 8 Easy

Among the following, which one is the least water-efficient crop?

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Question 9 Medium

How is permaculture farming different from conventional chemical farming? 1. Permaculture Farming discourages monocultural practices but in conventional chemical farmi...

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Question 10 Hard

In the context of India’s preparation for Climate-smart Agriculture, consider the following statements: 1. The ‘Climate-Smart Village’ approach in India is a part of a...

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Question 11 Medium

Consider the following kinds of organisms: 1. Copepods 2. Cyanobacteria 3. Diatoms 4. Foraminifera Which of the above are primary producers in the food chains of oce...

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Question 12 Easy

What is blue carbon?

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