Name the organisms which do not derive energy directly or indirectly from sun
A.
Chemosynthetic bacteria
B.
Pathogenic bacteria
C.
Symbiotic bacteria
D.
Mould
Answer :
Chemosynthetic bacteria
Solution :
Chemosynthetic bacteria do not require sunlight as a source of energy either directly or indirectly. The energy for the synthesis of food is obtained by the oxidation of certain inorganic substances present in the medium. The chemical energy obtained from oxidation reaction is trapped in ATP molecules. The ATP is used in $$C{O_2}$$ assimilation.
Releted MCQ Question on Botany >> Biological Classification
Releted Question 1
Pick up the wrong statement
A.
Protista have photosynthetic and heterotrophic modes of nutrition
In the five-kingdom system of classification, which single kingdom out of the following can include blue green algae, nitrogen-fixing bacteria and methanogenic archaebacteria?