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MCQs

Total Questions : 619 | Page 54 of 62 pages
Question 531. In an unsubsidized natural solar powered ecosystem, source of energy is known as
  1.    Solar Energy
  2.    Nuclear energy
  3.    Wind energy
  4.    fossil fuels
 Discuss Question
Answer: Option A. -> Solar Energy
Answer: (a).Solar Energy
Question 532. Standing water 'ecosystem' is known as
  1.    Running water ecosystem
  2.    Lentic aquatic ecosystem
  3.    Lotic ecosystem
  4.    Lakes ecosystem
 Discuss Question
Answer: Option B. -> Lentic aquatic ecosystem
Answer: (b).Lentic aquatic ecosystem
Question 533. Siltation in rivers, harbors and reservoirs is caused by
  1.    Erosion
  2.    Removal of topsoil
  3.    Eutrophication
  4.    Deforestation
 Discuss Question
Answer: Option A. -> Erosion
Answer: (a).Erosion
Question 534. Graphical representation of trophic structure and function is known as
  1.    Ecological Pyramid
  2.    Ecosystem
  3.    Ecological Function
  4.    Environment
 Discuss Question
Answer: Option A. -> Ecological Pyramid
Answer: (a).Ecological Pyramid
Question 535. On what category consumers are classified into?
  1.    Herbivore
  2.    Carnivore
  3.    Omnivore
  4.    Herbivore, carnivore, omnivore and scavenger
 Discuss Question
Answer: Option D. -> Herbivore, carnivore, omnivore and scavenger
Answer: (d).Herbivore, carnivore, omnivore and scavenger
Question 536. To which category ‘Hawk’ can be classified?
  1.    Primary consumer
  2.    Secondary consumer
  3.    Tertiary consumer
  4.    Quaternary consumer
 Discuss Question
Answer: Option C. -> Tertiary consumer
Answer: (c).Tertiary consumer
Question 537. How many types of consumers are there?
  1.    One
  2.    Two
  3.    Three
  4.    Four
 Discuss Question
Answer: Option C. -> Three
Answer: (c).Three
Question 538. What is called for an organism that feeds on other organisms?
  1.    Insects
  2.    Consumer
  3.    Producer
  4.    Herbivore
 Discuss Question
Answer: Option B. -> Consumer
Answer: (b).Consumer
Question 539. All plants are herbivores.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option B. -> False
Answer: (b).False
Question 540. What is re-establishment of ecosystem?
  1.    Secondary succession
  2.    Primary succession
  3.    Ecological Function
  4.    Ecological system
 Discuss Question
Answer: Option A. -> Secondary succession
Answer: (a).Secondary succession

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