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The second trophic level in a lake is
  • a)
    Phytoplankton
  • b)
    Zooplankton
  • c)
    Benthos
  • d)
    Fishes
Correct answer is option 'B'. Can you explain this answer?
Most Upvoted Answer
The second trophic level in a lake isa)Phytoplankton b)Zooplanktonc)Be...
In lake ecosystem, phytoplanktons are the primary producers while zooplanktons represents primary consumers. Benthos and fishes occupy higher trophic levels. Since zooplanktons feed on primary producers, they occupy the second trophic level. The correct answer is B.
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The second trophic level in a lake isa)Phytoplankton b)Zooplanktonc)Be...

Explanation:

Trophic Levels in a Lake:

- Trophic levels in a lake represent the different levels of the food chain, starting from producers to consumers.

Second Trophic Level:

- The second trophic level in a lake is typically occupied by zooplankton.

Zooplankton:

- Zooplankton are small organisms that feed on phytoplankton and are in turn consumed by larger organisms such as fish.
- They play a crucial role in the lake ecosystem by transferring energy from phytoplankton to higher trophic levels.
- Examples of zooplankton include rotifers, copepods, and water fleas.

Importance:

- Zooplankton help in controlling the population of phytoplankton, thereby maintaining a balance in the lake ecosystem.
- They serve as an important food source for many organisms in the lake, contributing to the overall biodiversity.

Conclusion:

- In conclusion, zooplankton occupy the second trophic level in a lake and play a significant role in the transfer of energy through the food chain.
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The second trophic level in a lake isa)Phytoplankton b)Zooplanktonc)Benthosd) FishesCorrect answer is option 'B'. Can you explain this answer?
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