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Select the correct combination of the statements (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 wall and can survive without oxygen.
Options:
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 wall and can survive without oxygen.
Solution:
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Verified Answer
The correct answer is:
A, B, D
Methanogens are archaebacteria, which produce methane in marshy areas.
Nostoc is a blue-green alga, which fixes atmospheric nitrogen.
Chemosynthetic autotrophs oxidize inorganic substances to produce energy and help in the cycling of minerals.
Mycoplasmas are a group of eubacteria that lack a rigid cell wall and can survive without oxygen.
Nostoc is a blue-green alga, which fixes atmospheric nitrogen.
Chemosynthetic autotrophs oxidize inorganic substances to produce energy and help in the cycling of minerals.
Mycoplasmas are a group of eubacteria that lack a rigid cell wall and can survive without oxygen.
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