Under the optimum conditions of temperature and nutrition, most bacteria divide at an interval of:

Statement $S$: Methanogens are responsible for the production of methane. Statement $R$: They can survive even in acidic and high-temperature conditions.

$A$ characteristic feature linking Monera is .........

Which of the following organisms belongs to the Kingdom Monera?

Which of the following are extreme halophiles and thermophiles?

Which of the following statements is not correct for methanogens?