GS Paper I · Environment & Ecology

UPSC Prelims 2018 Environment & Ecology

15 questions in Environment & Ecology out of 100 total for 2018. Browse PYQs with official answer keys or start a timed practice test.

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Q.1Environment & Ecology
UPSC CSE 2018

Which of the following leaf modifications occur(s) in the desert areas to inhibit water loss? 1. Hard and waxy leaves 2. Tiny leaves 3. Thorns instead of lea...

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Q.2Environment & Ecology
UPSC CSE 2018

Which of the following has/have shrunk immensely/dried up in the recent past due to human activities? 1. Aral Sea 2. Black Sea 3. Lake Baikal

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Q.3Environment & Ecology
UPSC CSE 2018

How is the National Green Tribunal (NGT) different from the Central Pollution Control Board (CPCB)? 1. The NGT has been established by an Act whereas the CPC...

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Q.4Environment & Ecology
UPSC CSE 2018

Which of the following is/are the possible consequence/s of heavy sand mining in riverbeds? 1. Decreased salinity in the river 2. Pollution of groundwater 3....

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Q.5Environment & Ecology
UPSC CSE 2018

Why is a plant called Prosopis juliflora often mentioned in the news?

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Q.6Environment & Ecology
UPSC CSE 2018

With reference to agricultural soils, consider the following statements : 1. The high content of organic matter in soil drastically reduces its water holding...

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Q.7Environment & Ecology
UPSC CSE 2018

With reference to the 'Global Alliance for Climate-Smart Agriculture (GACSA)', which of the following statements is/are correct. 1. GACSA is an outcome of th...

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Q.8Environment & Ecology
UPSC CSE 2018

The Partnership for Action on Green Economy (PAGE), a UN mechanism to assist countries transition towards greener and more inclusive economies, emerged at

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Q.9Environment & Ecology
UPSC CSE 2018

Which of the following statements best describes "carbon fertilization"?

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Q.10Environment & Ecology
UPSC CSE 2018

With reference to the circumstances in Indian agriculture, the concept of "Conservation Agriculture" assumes significance. Which of the following fall under ...

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Q.11Environment & Ecology
UPSC CSE 2018

Consider the following statements: 1. The definition of "Critical Wildlife Habitat" is incorporated in the Forest Rights Act, 2006. 2. For the first time in ...

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Q.12Environment & Ecology
UPSC CSE 2018

"Momentum for Change: Climate Neutral Now" is an initiative launched by

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