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Environment › SpeciesXExotic/Invasive

Environment › SpeciesXExotic/Invasive

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Consider the following organisms :
1.Agaricus
2.Nostoc
3.Spirogyra
Which of the above is/are used as biofertilizer/biofertilizers?

Options

(a)

1 and 2

(b)

2 only

(c)

2 and 3

(d)

3 only

Answer

(B)