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Which of the following is an example of a lentic ecosystem?

ARiver

BPond

CStream

DCanal

Answer:

B. Pond

Read Explanation:

  • Lentic ecosystems refer to still-water bodies like ponds, lakes, and reservoirs, unlike lotic systems where water flows.


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Identify the true statements regarding the middle course of a river.

  1. The river's velocity is significantly reduced, leading to substantial deposition.
  2. The valley becomes broader, and the river banks are more stable.
  3. The river continues to transport sand, silt, and mud in suspension.
  4. Erosion is less pronounced compared to the mountain course due to lower water velocity.