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Which of the following are examples of lentic ecosystems?

ARivers and streams

BOceans and seas

CLakes, impoundments, and wetlands

DDeserts and forests

Answer:

C. Lakes, impoundments, and wetlands

Read Explanation:

  • Lentic ecosystems include all those systems which have a static body of water. Lakes, impoundments and wetlands are all lentic eco-system.

  • Lake Baikal in Russia and Lake Tanganya nitia in Africa are ancient and are estimated to have originated twenty million years ago.

  • Lakes arise in several ways, like the tectonic lakes, are formed in basins created by geological activities such as warping and faulting of the earth's crust

Related Questions:

What is salinisation?

  1. Salinity refers to the salt content of the soil.
  2. Salinisation is a decrease in the concentration of salts in the soil.
  3. Salinisation is a problem primarily found in non-irrigated arid regions.

    Consider the role of herbivores in an ecosystem.

    1. Herbivores are designated as first-order consumers or primary consumers.
    2. They obtain their nutrition by directly feeding on plants.
    3. Examples of terrestrial herbivores include cattle, deer, and grasshoppers.
    4. Protozoans and crustaceans are common examples of primary consumers in aquatic ecosystems.

      Which of the following best describes the purpose of impoundments?

      1. Impoundments are built to meet specific requirements like hydroelectric power generation and water supply.
      2. The primary function of impoundments is to serve as natural habitats for wildlife only.
      3. Impoundments are solely for recreational activities.

        Which statement accurately describes 'offstem' reservoirs?

        1. Offstem reservoirs are constructed in low land areas by pumping water from a river or underground source.
        2. Offstem reservoirs are typically located in upland regions and created by damming.
        3. The water source for offstem reservoirs is always a natural spring.

          Which regions are known for pastoral nomadism?

          1. Pastoral nomadism is common in the deserts of North Africa and West Asia.
          2. It is also prevalent in the dense rainforests of South America.
          3. The practice is widespread in the tundras of Siberia.