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easyMCQNEET 20192026BIOLOGY
1 mark

Which of the following statements about methanogens is not correct?

  1. A
    They can be used to produce biogas.
  2. B
    They are found in the rumen of cattle and their excreta.
  3. C
    They grow aerobically and breakdown cellulose-rich food.
  4. D
    They produce methane gas.

Solution & Step-by-step Explanation

Methanogens are obligate anaerobes, meaning they grow only in the absence of oxygen. Therefore, the statement that they grow aerobically is incorrect. They are found in anaerobic environments like marshes, sewage treatment plants, and the rumen of cattle where they help break down cellulose.

Practice this question

Try it yourself before checking the explanation above.

Which of the following statements about methanogens is not correct?
A
They can be used to produce biogas.
B
They are found in the rumen of cattle and their excreta.
C
They grow aerobically and breakdown cellulose-rich food.
D
They produce methane gas.

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