Mulching, an agronomic measure of soil- conservation, is very effective because it 1. protects soil from gully erosion 2. protects soil from sheetwash and wind erosion 3. helps soil to retain moisture and nutrients Select the correct answer using the code

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Q: 75 (NDA-I/2014)
Mulching, an agronomic measure of soil- conservation, is very effective because it
1. protects soil from gully erosion
2. protects soil from sheetwash and wind erosion
3. helps soil to retain moisture and nutrients
Select the correct answer using the code given below.
AnyChart Trial Version

question_subject: 

Geography

question_exam: 

NDA-I

stats: 

0,63,140,11,17,44,131

keywords: 

{'mulching': [0, 0, 0, 1], 'soil': [7, 0, 4, 7], 'gully erosion': [0, 0, 1, 1], 'agronomic measure': [0, 0, 0, 1], 'wind erosion': [1, 0, 0, 3]}