AIPMT MAINS 2010 Botany Bacteria Multiple Correct Question
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 alga which fixes atmospheric nitrogen
(c) Chemosynthetic autotrophic bacteria synthesize cellulose from glucose
(d) Mycoplasma are aerobic bacteria found in cattle rumen
(b), (c)
(a), (b), (c)
(b), (c), (d)
(a), (b), (d)
Correct Answer
Detailed Explanation
Chemosynthetic autotrophs oxidize inorganic substances to produce energy and help cycling of minerals.
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