Major autotrophic biomass in oceans is contributed by
(a) forests
(b) algae and phytoplanktons
(c) crops
(d) none of these
Answers
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Answer:
b.algae and phytoplanktons
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Answer is option "b"
Explanation:
- All algae are phytoplankton. but not all phytoplankton are green growth. Phytoplankton is free-coasting, photosynthetic microorganisms found in lakes, streams, seas. They incorporate green growth, cyanobacteria, protists, diatoms. Phytoplankton frames the base of the marine natural pecking order. Without it, after some time, marine life would stop to exist. So would we. In view of their power in the seas, they are the world's greatest carbon sink. That is, they take in CO2 and give out oxygen during photosynthesis
- Algae are oceanic, plant-like living beings. They incorporate an assortment of basic structures, from single-celled phytoplankton skimming in the water to huge kelp (macroalgae) joined to the seafloor
- Phytoplankton is microorganisms that float about in the water. They are single-celled, yet now and again they can develop in states sufficiently enormous to be seen by the human eye 16. Phytoplankton are photosynthetic, which means they can utilize daylight to change over carbon dioxide and water into vitality.
- Hence, the right answer is option b "algae and phytoplanktons"
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