Question

What is true for cyanobacteria?
(a) Oxygenic with nitrogenase
(b) Oxygenic without nitrogenase
(c) Non-oxygenic with nitrogen
(d) Non-oxygenic without nitrogenase

Answer 1

Answer:

(b) oxygenic without nitrogenase

Answer 2

The statement true for cyanobacteria is Oxygenic with nitrogenase

Option (a)

Explanation:

• The cyanobacteria are also known as blue green algae. It is widely find in free living conditions or in symbiotic condition.
• They have the capability to fix atmospheric nitrogen. This nitrogen is used by different plants.
• In a similar process cyanobacteria can also use oxygen which is used for respiration in it.
• Also cyanobacteria have the capability of performing photosynthesis with the help of sunlight and oxygen.

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Difference between cyanobacteria and chemosynthetic bacteria ...

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