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Similar Questions
2020
Exam:UPSC CSE
Paper:Prelims GS
Topic:ENVIRONME NT
Difficulty:medium

What is the use of biochar in farming?

  1. Biochar can be used as a part of the growing medium in vertical farming.
  2. When biochar is a part of the growing medium, it promotes the growth of nitrogen-fixing microorganisms.
  3. When biochar is a part of the growing medium, it enables the growing medium to retain water for a longer time.
    Which of the statements given above is/are correct?
2020
Exam:UPSC CSE
Paper:Prelims GS
Topic:ENVIRONME NT
Difficulty:medium

What is/are the advantage/advantages of zero tillage in agriculture?

  1. Sowing of wheat is possible without burning the residue of the previous crop.
  2. Without the need for a nursery of rice saplings, direct planting of paddy seeds in the wet soil is possible.
  3. Carbon sequestration in the soil is possible.
    Select the correct answer using the code given below:
2016
Exam:UPSC CSE
Paper:Prelims GS
Topic:Environment
Difficulty:medium

The FAO accords the status of 'Globally Important Agricultural Heritage System (GIAHS)' to traditional agricultural systems. What is the overall goal of this initiative?

  1. To provide modern technology, training in modern farming methods and financial support to local communities of identified GIAHS so as to greatly enhance their agricultural productivity.
  2. To identify and safeguard eco-friendly traditional farm practices and their associated landscapes, agricultural biodiversity and knowledge systems of the local communities.
  3. To provide Geographical Indication status to all the varieties of agricultural produce in such identified GIAHS.
    Select the correct answer using the code given below.
2020
Exam:UPSC CSE
Paper:Prelims GS
Topic:ENVIRONME NT
Difficulty:medium

In the context of India, which of the following is/are considered to be practice(s) of eco-friendly agriculture?

  1. Crop diversification
  2. Legume intensification
  3. Tensiometer use
  4. Vertical farming
    Select the correct answer using the code given below:
2021
Exam:UPSC CSE
Paper:Prelims GS
Topic:Environment
Difficulty:medium

In nature, which of the following is/are most likely to be found surviving on a surface without soil?

  1. Fern
  2. Lichen
  3. Moss
  4. Mushroom
    Select the correct answer using the code given below.
Q. 5
DiscussAttempt

How is permaculture farming different from conventional chemical farming?

  1. Permaculture farming discourages monocultural practices, but in conventional chemical farming, monoculture practices are predominant.
  2. Conventional chemical farming can cause an increase in soil salinity, but the occurrence of such a phenomenon is not observed in permaculture farming.
  3. Conventional chemical farming is easily possible in semi-arid regions, but permaculture farming is not so easily possible in such regions.
  4. The practice of mulching is very important in permaculture farming, but not necessarily so in conventional chemical farming.
    Select the correct answer using the code given below.

A

1 and 3

B

1, 2, and 4

C

4 only

D

2 and 3

Kepler. Discussing PYQs. Q.no. 5
Q5: Environment | UPSC CSE 2021