Cochineal insect has been used in checking the wild growth of [CBSE PM – McqOptions

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1.	Cochineal insect has been used in checking the wild growth of [CBSE PMT 1996]
A.	Opuntia
B.	Eichhornia
C.	Aphids
D.	Screw worm
Answer» B. Eichhornia

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