[Solved] Which assertion is correct ?

Q.	Which assertion is correct ?
A.	There is role of ministry of forest and environment in developing biogas technology.
B.	Micro organism are used as a bio control agent by IARI.
C.	Biofertilisers are used over chemical fertilizer to redused pollution.
D.	Chemical fertiliser are used to form biofertiliser.
Answer» C. Biofertilisers are used over chemical fertilizer to redused pollution.

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