Consider the following agricultural practices: 1. Contour

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Consider the following agricultural practices:

1. Contour bunding

2. Relay cropping

3. Zero tillage In the context of global climate change,

Which of the above helps/help in carbon sequestration/storage in the soil?

?????????? ???? ????????? ?? ????? ????:

1. ????? ??????

2. ???? ???

3. ????? ?????, ??????? ?????? ???????? ?? ?????? ???,

????????? ??? ?? ??? ?????? ??? ?????? ??????????? / ?????? ??? ??? ???? ?? / ???? ???

[Ecology and Environment 2011-16 New Without Errors,UPSC IAS Prelims 2012]

A 1 and 2 only

केवल 1 और 2

B 3 only

केवल 3

C 1, 2 and 3

1, 2 और 3

D None of them

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