In the context of ecosystem productivity, marine upwelling zones are important as they increase the marine productivity by bringing the1. decomposer micro-organisms to the surface.2. nutrients to the surface.3 bottom-dwelling organisms to the surfaceWhich of the statements given above is/are correct ?

In the context of ecosystem productivity, marine upwelling zones are i

1.	In the context of ecosystem productivity, marine upwelling zones are important as they increase the marine productivity by bringing the1. decomposer micro-organisms to the surface.2. nutrients to the surface.3 bottom-dwelling organisms to the surfaceWhich of the statements given above is/are correct ?
A.	1 and 2
B.	2 only
C.	2 and 3
D.	3 only
Answer» C. 2 and 3

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