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Farming

Which one of ...

Question

Which one of the following organisms can serve as a biofertilizer for rice crop?

A

Blue-green algae

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B

Bhizobium sp

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C

Mycorrhizal fungi

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D

Azotobacter sp

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Solution

The correct option is A Blue-green algae
Option: (a)

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Similar questions

Q. Which of the following statements are correct?

A. Ammonia is the major source of nitrogenous fertilizer in plants.
B. Biofertilizer culture of Azotobacter is available in the market and it is highly effective for crops like coconut, tapioca, sugar cane, etc.
C. The special type of cell known as heterocyst present in the blue-green algae is responsible for atmospheric nitrogen fixation in Azolla.
D. Mycorrhizal fungi help the plants receive phosphorus fertilizer.

Q. Blue green algae are mainly used as biofertilizers in the field of which crop?

Rhizobium, Azotobacter and blue green algae (BGA) are biofertilizers. Consider the following statements:

Which of the above statements is/are correct?

Only 2,3 and 4
All of the above
Only 1 and 2
Only 1, 2 and 3

Some blue-green algae can be used as biofertilizers because they are:

Q. Some blue green algae can be used as biofertilizer as they are

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