Gas vacuoles are found in:

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(D) Gas vacuoles (also known as gas vesicles) are specialized structures found in certain prokaryotes,including various bacteria and archaea.These str

Vedclass · Accepted Answer

All of the above

Vedclass · Answer

(D) Gas vacuoles (also known as gas vesicles) are specialized structures found in certain prokaryotes,including various bacteria and archaea.These structures provide buoyancy,allowing the organisms to float at specific depths in aquatic environments to optimize light absorption for photosynthesis or to reach nutrient-rich layers.Gas vacuoles are commonly present in photosynthetic prokaryotes such as $A$ (Blue-green bacteria or Cyanobacteria),$B$ (Green photosynthetic bacteria),and $C$ (Purple photosynthetic bacteria).Therefore,the correct answer is $D$ (All of the above).

Column-$I$	Column-$II$
$(A)$ Halophiles	$(p)$ Gram-positive bacteria
$(B)$ Firmicutes	$(q)$ Hot springs habitat
$(C)$ Methanogens	$(r)$ Gram-negative bacteria
$(D)$ Spirochetes	$(s)$ Photosynthetic bacteria
$(E)$ Thermoacidophiles	$(t)$ Extremely salty areas
	$(u)$ Responsible for biogas production

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