Agriculture and Environment: UPSC Previous Year Questions (Environment and Ecology)
1 previous year UPSC Prelims question on Agriculture and Environment (Environment and Ecology). Choose an option to see the answer and explanation.
Explanations state facts as of the year each question was asked; words like “recently” refer to that year.
Showing 1–1 of 1 question
UPSC 2011Environment and Ecology · Agriculture and Environment
Q1. With reference to micro-irrigation, which of the following statements is/are correct? 1. Fertilizer/nutrient loss can be reduced. 2. It is the only means of irrigation in dryland farming. 3. In some areas of farming, the receding of groundwater tables can be checked. Select the correct answer using the codes given below:
Explanation
Micro-irrigation is the slow distribution of water to the soil using surface drip and micro-sprinkler systems in the form of discrete or continuous drips, tiny streams, or miniature spray. Benefits of micro irrigation systems: Helps in water-saving and checking further depletion, Increased irrigation efficiency, Higher yields, Less water loss, Energy efficient, Lower consumption of fertilizers, Weed and disease reduction, Cost savings, Precision farming.
Statement 1 is correct: An efficient drip irrigation system reduces the consumption of fertiliser through fertigation.
Statement 2 is incorrect: Dryland farming is defined as the production of crops without irrigation in regions that receive rainfall of less than 500mm annually. Crop selection, Microcatchments and Runoff farming are some other methods of irrigation in dry-land farming.
Statement 3 is correct: Micro-irrigation helps in water-saving and checking further groundwater depletion.
Answer key for these questions
Q
UPSC year
Correct answer
1
2011
(c) 1 and 3 only
Frequently asked questions
How many previous year UPSC questions are there on Agriculture and Environment?
This page covers 1 previous year UPSC Prelims GS Paper-I questions on Agriculture and Environment (Environment and Ecology), asked from 2011 to 2022. Each has the correct answer and an explanation.
How should I use previous year UPSC questions for Prelims?
Attempt each question first, then open the answer and read the explanation for every option. Repeat by chapter, and track which statements UPSC reuses across years. Previous year questions show the exam pattern and difficulty level.
Which years are covered for Agriculture and Environment?
Questions on Agriculture and Environment (Environment and Ecology) are available for 9 years, from 2011 to 2022. Use the Year filter to practise a single paper.
