Select the correct combination of the statement of the statement `(A-D)` regarding the characteristics of certain organisms
(A) Methanogens are Archaebacteria which produce methane in marshy areas
(B) Nostoc is a filamentous blue-green algae which fixes atmospheric nitrogen
(C) Chemosynthetic autotrophic bacteria synthesize cellulose from glucose
(D) Mycoplasma lack a cell and cen survive without oxygen
The correct statement are

Options

A. b,c
B. a,b,c
C. b,c,d
D. a,b,d

Answer

D

Explanation

`**` Methanogens are archaebacteria which produce methane in marshy areas.
`**` Nostoc is a filamentous BGA which fixes atmospheric `N_(2)`
`**` Mycoplasma lack cell wall and can survive without oxygen.