Fsc Part 2 Online Preparation for Biology Chapter No 25 (Ecosystem)

Online Short Questions For Chapter 11 "12th Class Biology Chapter 25 Short Questions Preparation "

Try The Short Questions For 12th Class Biology Chapter 25 Short Questions Preparation

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Biology - 12th Class Biology Chapter 25 Short Questions Preparation

Question # 1

Differentiate between habitat and niche.

  • Ans 1: Habitat: Habitat is the place where an organism lives or home of the species is called habitat.
  • Ans 2: Niche: The role or profession of the species is called niche.
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Prepare Complete Set Wise Questions For Chapter 11 "12th Class Biology Chapter 25 Short Questions Preparation "

12th Class Biology Chapter 25 Short Questions Preparation - Set 1

Question # 1

Differentiate between habitat and niche.

  • Ans 1: Habitat: Habitat is the place where an organism lives or home of the species is called habitat.
  • Ans 2: Niche: The role or profession of the species is called niche.
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12th Class Biology Chapter 25 Short Questions Preparation - Set 2

Question # 1

Sketch food chain to show various trophic levels

  • Ans 1: Grass>Deer>Lion>Vulture>Decomposer
  • Ans 2: Grass 1sttrophic level
    Deer 2ndtrophic level
    Lion 3rd trophic level
    Vulture 4thtrophic level
    Decomposer 5th trophic level
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12th Class Biology Chapter 25 Short Questions Preparation - Set 3

Question # 1

Give the role of decomposers in an ecosystem.

  • Ans 1: Decomposers are the organisms which decompose the dead bodies are called decomposers;they recycle the nutrients and make them available for plant growth.
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12th Class Biology Chapter 25 Short Questions Preparation - Set 4

Question # 1

Define Succession.Name its types.

  • Ans 1: Succession is a sequence of changes in the community structure of an ecosystem over a period of time.In each case succession is initiated by a few hardy invaders called pioneers ant ends with a diverse and relatively stable climax community.e.g succession start on a bare rock in known as xerosere.
  • Ans 2: i) Primary succession ii) Secondary succession.
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25th Chapter

12th Class Biology Chapter 25 Short Questions

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