Consider the following organisms: 1. Agaricus 2. Nosto

| M: +2.00/-0.67

Consider the following organisms:

1. Agaricus

2. Nostoc

3. Spirogyra

Which of the above is/are used as biofertilizer/biofertilizers?

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1. ??????

2. ???????

3. Spirogyra

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[Ecology and Environment 2011-16 New Without Errors,UPSC IAS Prelims 2013]

A 1 and 2

1 और 2

B 2 only

२ ही

C 2 and 3

2 और 3

D 3 only

केवल 3

Agaricus:-Agaricus is a genus of mushrooms containing both edib...

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