JKPSC Prelims 2022
General Studies (Paper 1)
Answer & Explanation
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Correct Answer:
Option A —
Benthic refers to the floor of the sea and benthos refers to plants and animals that live there.
Conceptual BreakdownBenthic: This is an adjective used to describe the lowest ecological region of a body of water, including the sediment surface and some sub-surface layers. For example, the "benthic zone" is the very bottom of the ocean or a lake.
Benthos: This is a noun used to describe the actual community of organisms—both flora (plants/algae) and fauna (animals)—that live in or on that bottom layer.
Common examples of benthos include:
Animals: Crabs, lobsters, sea stars, oysters, and worms.
Plants/Algae: Seaweeds and seagrasses (in shallower areas where sunlight reaches).
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