Lake Stratification and Mixing
50 Questions
1 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

Which of the following is NOT a type of wetland mentioned in the text?

  • Fen
  • Marsh
  • Lake (correct)
  • Bog

    • Which type of wetland is characterized by being forested?

  • Swamp (correct)
  • Fen
  • Marsh
  • Bog

    • Which type of wetland is dominated by herbaceous plant species and can be found at the edges of lakes and streams?

  • Marsh (correct)
  • Fen
  • Swamp
  • Bog

    • Which of the following is NOT an example of inland waters mentioned in the text?

    <p>Swamp</p> Signup and view all the answers

    Which type of wetland is characterized by accumulating peat and often dominated by mosses?

    <p>Bog</p> Signup and view all the answers

    Which zone of the lake is dominated by benthic organisms?

    <p>Benthic zone</p> Signup and view all the answers

    What are the major factors that influence primary production in the photic zone?

    <p>Nutrients, light, and grazing pressure</p> Signup and view all the answers

    Why are nutrients often scarce in the photic zone?

    <p>They are used up quickly by plants during photosynthesis</p> Signup and view all the answers

    What is the main food source for organisms in the benthic zone?

    <p>Dead and decaying organisms</p> Signup and view all the answers

    What is the coldest layer of a lake in summer?

    <p>Hypolimnion</p> Signup and view all the answers

    Which type of lake is formed by movements of the earth's crust?

    <p>Tectonic lake</p> Signup and view all the answers

    Which lake is the deepest lake in the world?

    <p>Lake Baikal</p> Signup and view all the answers

    Which zone of the lake sustains a fairly diverse community, including aquatic plants, insects, and fishes?

    <p>Littoral zone</p> Signup and view all the answers

    Which zone of the lake is dominated by plankton and is well-lighted?

    <p>Limnetic zone</p> Signup and view all the answers

    Which lake has the largest surface area among the listed options?

    <p>Superior (America)</p> Signup and view all the answers

    Which type of lake mixes completely?

    <p>Holomictic</p> Signup and view all the answers

    Which type of lake mixes only once each year, either in winter or summer?

    <p>Monomictic</p> Signup and view all the answers

    Which layer in a lake experiences a sudden change in density at the upper edge of the bottom layer?

    <p>Chemocline</p> Signup and view all the answers

    Which process introduces water rich in salts into a freshwater lake?

    <p>Crenogenic</p> Signup and view all the answers

    What type of energy is stored in photosynthetically formed organic matter within the drainage basin and brought to the lake or stream?

    <p>Allochthonous</p> Signup and view all the answers

    Which of the following factors can contribute to stratification in a body of water?

    <p>Thermal density differences</p> Signup and view all the answers

    What is the definition of a watershed?

    <p>The land and water areas that drain toward a particular river or lake</p> Signup and view all the answers

    What is the term used to describe lakes that are small in surface area and larger in depth?

    <p>Seepage lake</p> Signup and view all the answers

    Which of the following factors can affect the water quality of a lake?

    <p>Land use</p> Signup and view all the answers

    Which of the following is a correct order of plankton size, from largest to smallest?

    <p>Megaplankton, Macroplankton, Mesoplankton, Microplankton, Nanoplankton, Femtoplankton, Picoplankton</p> Signup and view all the answers

    Which factor regulates the trophic state of a lake by stimulating the growth of aquatic plant life and resulting in the depletion of dissolved oxygen?

    <p>Rate of nutrient supply</p> Signup and view all the answers

    Which of the following is a consequence of eutrophication in a lake?

    <p>All of the above</p> Signup and view all the answers

    Which type of aquatic plant lacks cuticles and absorbs nutrients and gases directly from the water through thin and finely dissected or ribbon-like leaves?

    <p>Certain pond weed species</p> Signup and view all the answers

    Which group of aquatic organisms carries a bubble of air with them when they go underwater in search of prey?

    <p>Diving insects</p> Signup and view all the answers

    Which human activity can affect the physical, chemical, and biological aspects of a lake?

    <p>All of the above</p> Signup and view all the answers

    Which of the following is NOT a type of inland water mentioned in the text?

    <p>Ocean</p> Signup and view all the answers

    Which type of wetland is characterized by being dominated by woody plant species?

    <p>Swamp</p> Signup and view all the answers

    Which type of wetland is usually fed by mineral-rich surface water or groundwater?

    <p>Fen</p> Signup and view all the answers

    Which of the following is NOT a type of lake mentioned in the text?

    <p>Ice-scour lake</p> Signup and view all the answers

    Which zone of the lake is characterized by a fairly diverse community including aquatic plants, insects, and fishes?

    <p>Littoral zone</p> Signup and view all the answers

    Which type of wetland is dominated by herbaceous plant species and can be found at the edges of lakes and streams?

    <p>Swamp</p> Signup and view all the answers

    Which type of lake mixes completely and is the most common in temperate latitudes?

    <p>Holomictic</p> Signup and view all the answers

    What is the term used to describe lakes that mix only once each year, either in winter or summer?

    <p>Monomictic</p> Signup and view all the answers

    Which process introduces water rich in salts into a freshwater lake?

    <p>Crenogenic</p> Signup and view all the answers

    Which of the following factors can contribute to the stratification of a body of water?

    <p>Thermal density differences</p> Signup and view all the answers

    Which of the following is NOT a factor that can influence the water quality of a lake?

    <p>Carbon Dioxide</p> Signup and view all the answers

    Which of the following statements about plankton is correct?

    <p>Nanoplankton are smaller in size than Mesoplankton</p> Signup and view all the answers

    Which zone of the lake is characterized by low levels of photosynthesis and dissolved oxygen?

    <p>Hypolimnion</p> Signup and view all the answers

    What is the term used to describe lakes that have a poor nutrient content and low production of organic matter?

    <p>Oligotrophic</p> Signup and view all the answers

    Which layer in a lake experiences a rapid temperature and oxygen decrease with depth, often quite thin, separating the upper and lower layers?

    <p>Metalimnion</p> Signup and view all the answers

    Which factor regulates the trophic state of a lake by stimulating the growth of aquatic plant life and resulting in the depletion of dissolved oxygen?

    <p>Rate of nutrient supply</p> Signup and view all the answers

    What is the term used to describe the process by which a body of water becomes enriched in dissolved nutrients that stimulate the growth of aquatic plant life usually resulting in the depletion of dissolved oxygen?

    <p>Eutrophication</p> Signup and view all the answers

    Which of the following is an adaptation of certain pond weed species (Chara muskgrass)?

    <p>Lacks cuticles</p> Signup and view all the answers

    Which type of aquatic plant has narrow, tubular, linear leaves and broad leaves?

    <p>Bulrushes, reeds, and cattails</p> Signup and view all the answers

    Which group of aquatic organisms carries a bubble of air with them when they go underwater in search of prey?

    <p>Diving insects such as water boatman and diving beetles</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser