Indian Agriculture-Types of Irrigation and Irrigation Systems Storage [IAS (Admin.) IAS Mains GS Paper 3 (Science-Tech, Economy, Environment, & Disaster Management)]: Questions 1 - 6 of 11

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Question 1

Types of Irrigation and Irrigation Systems Storage
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Appeared in Year: 2017

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Essay▾

What are the major reasons for declining rice and wheat yield in the cropping system? How crop diversification is helpful to stabilize the yield of the crop in the system?

Explanation

There has been potential yield not achieved due to climate change and pollution.

  • Increase in night time temperature 1 degree in raise of temperature in time has contributed to a potential loss of 10 % yield but Increase in daytime temperature increase in yield.
  • Productivity area in tropical regions there are becoming less and less cultivable areas be…

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Question 2

Types of Irrigation and Irrigation Systems Storage
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Appeared in Year: 2016

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Essay▾

What is water-use efficiency? Describe the role of micro-irrigation in increasing the water use efficiency.

Explanation

Agricultural productivity can be boosted in a big way by enhancing irrigation efficiency in the use of irrigation systems.

  • Over the time the conventional systems of irrigation have become non-viable in many parts of India due to
    • increasing shortage of water
    • wastage of water through over irrigation and
    • Concerns of salinization of soil.
  • Economically and t…

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Question 3

Types of Irrigation and Irrigation Systems Storage
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Appeared in Year: 2015

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Essay▾

Elucidate the factors contributing to the growing need for water harvesting in India both rural and urban.

Explanation

Rainfall is generally irregular and uncertain in India.

  • For irrigational work it is primarily in those pockets of India which remain prone to drought by irregular precipitation.
  • Most of the rainfall occurs in two or three months of monsoon while rest time of the year remains dry or with less rainfall.
  • Rain water should be stored in ponds and tanks.
  • Wat…

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Question 4

Types of Irrigation and Irrigation Systems Storage
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It is said that seed industry in India is in crisis. Examine the causes of this crisis and remedies needed to revive seed industry. (250 Words)

Explanation

Introduction:

  • Agricultural sector is highly dependent on availability and quality of seeds for a productive harvest, as seed is the basic and most critical input for sustainable agriculture. Developments in seed industries in India in last 30 years are very significant. Government restructured seed industry and strengthened seed infrastructure throu…

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Question 5

Types of Irrigation and Irrigation Systems Storage
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What do you understand by solar irrigation? Examine the benefits of the Solar Power as a Remunerative Crop (SPaRC) model compared to other solar irrigation models. (150 Words)

Explanation

Introduction:

Farmers can produce energy from sun, wind or biomass and can use this for themselves or sell surplus to companies.

Solar Irrigation:

  • Solar energy is one of the easiest ways for farmers to produce energy.
  • It is the use of solar energy for pumping out ground water and for irrigation in place of traditional diesel pumps or use of grid power …

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Question 6

Types of Irrigation and Irrigation Systems Storage
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Examine the causes of increasing incidences of pest attacks on crops in India. Do you think biological pest control would address pest problem effectively? Write a note on other pest control measures. (250 Words)

Explanation

Introduction:

A pest is a plant or animal detrimental to humans or human concerns (as agriculture or livestock production) . alternative meanings include organisms that cause nuisance and epidemic disease associated with high mortality (specifically: plague) . In its broadest sense, a pest is a competitor of humanity.

India Has Witnessed Increased Pe…

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