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NTA Abhyas NEET2020BotanyEcosystemPractice

Which of the following best explains the abiotic components in a pond ecosystem?

Options

  1. AWater with dissolved inorganic substances
  2. BWater with dissolved inorganic and organic substances
  3. CWater with dissolved inorganic and organic substances and also the soil at the bottom
  4. DWater without any dissolved substances.

Correct answer

C. Water with dissolved inorganic and organic substances and also the soil at the bottom

Step-by-step solution

Pond is a shallow water body which is having all the four basic components of an ecosystem. - Abiotic components : Water with dissolved inorganic and organic substances and the rich soil deposited at the bottom of the pond. - Biotic components involve : A. Autotrophs- Phytoplankton, some algae and the floating, submerged and marginal plants found at the edges. B. Consumers- Zooplanktons, the free swimming and bottom dwelling forms. C. Decomposers- Fungi, bacteria and flagellates (usually abundant at the sea floor).

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