A farmer in a semi-arid area claims that his farming practice is very environment friendly. Which of the following practices on his farm can justify his claim ? 1. Planting a tree belt. 2. Practising crop rotation. 3. Carrying out a large scale irrigation

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Q: 49 (NDA-I/2015)
A farmer in a semi-arid area claims that his farming practice is very environment friendly.
Which of the following practices on his farm can justify his claim ?
1. Planting a tree belt.
2. Practising crop rotation.
3. Carrying out a large scale irrigation system.
4. Using organic fertilizers.
Select the correct answer using the code given below :
AnyChart Trial Version

question_subject: 

Geography

question_exam: 

NDA-I

stats: 

0,114,31,10,114,13,8

keywords: 

{'farming practice': [0, 0, 0, 1], 'farmer': [0, 1, 1, 1], 'farm': [0, 0, 0, 1], 'organic fertilizers': [1, 0, 1, 1], 'crop rotation': [1, 0, 0, 0], 'tree belt': [0, 0, 0, 1], 'environment': [2, 0, 0, 3], 'large scale irrigation system': [0, 0, 0, 1], 'practices': [1, 0, 1, 7]}