Q6 / 180 · NEET 2019 (Odisha) · Botany

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
  • Correct answer
    C
    They grow aerobically and breakdown cellulose rich food
  • D
    They produce methane gas

Solution

Statement (c) is incorrect. Correct information about the statement is as follows Certain bacteria, which grow anaerobically on cellulosic material, produce large amount of methane along with $\mathrm{CO}_2$ and $\mathrm{H}_2$. These bacteria are collectively called methanogens and one such example is Methanobacterium. Rest statements are correct.

Hence, the correct answer is option: 'C'.

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