Select the correct statements from the given | vedclass

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(C) Statement $(1)$ is correct: Methanogens are indeed Archaebacteria found in marshy areas that produce methane.Statement $(2)$ is incorrect: $Nostoc

Vedclass · Accepted Answer

$(1), (4)$

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(C) Statement $(1)$ is correct: Methanogens are indeed Archaebacteria found in marshy areas that produce methane.Statement $(2)$ is incorrect: $Nostoc$ is a filamentous blue-green alga (cyanobacteria),but it is non-flagellated.Statement $(3)$ is incorrect: Chemosynthetic autotrophic bacteria oxidize inorganic substances (like nitrates,nitrites,or ammonia) to produce energy for $ATP$ synthesis,not to synthesize cellulose from glucose.Statement $(4)$ is correct: Mycoplasma are organisms that completely lack a cell wall and are known to survive in anaerobic conditions (without oxygen).Therefore,statements $(1)$ and $(4)$ are correct.

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