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

Define mutualism. Give example.

  • Ans 1: It is an association in which both members and partners get benefit from each other is called mutualism. For Example: Mycorrhiza. It is an symbiotic association between the roots of higher plants and hyphae of the fungi is called mycorrhiza. Fungus provides nutrient to the plant and in turn itself get carbohydrates from the plant
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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

Define mutualism. Give example.

  • Ans 1: It is an association in which both members and partners get benefit from each other is called mutualism. For Example: Mycorrhiza. It is an symbiotic association between the roots of higher plants and hyphae of the fungi is called mycorrhiza. Fungus provides nutrient to the plant and in turn itself get carbohydrates from the plant
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12th Class Biology Chapter 25 Short Questions Preparation - Set 2

Question # 1

Differentiate between food chain food web.

  • Ans 1: Food Chain: Process of eating and being eaten is called food chain.
  • Ans 2: Food web: Combination of different food chains is called food web.
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12th Class Biology Chapter 25 Short Questions Preparation - Set 3

Question # 1

Define lichens. Or What are lichens?

  • Ans 1: Lichens:It is the association between algae and fungi.Fungi give protection to algae from dessication while algae perform photosynthesis and provide nutrition to algae.
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12th Class Biology Chapter 25 Short Questions Preparation - Set 4

Question # 1

Define food web,give its significance.

  • Ans 1: Food Web: All the food chains interconnected or linked together to form food web.
  • Ans 2: Significance: The variety of pathways helps to maintain the stability of the ecosystem.Many alternate source of food are available to an organism,if one is not available the other can be used as food source.
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25th Chapter

12th Class Biology Chapter 25 Short Questions

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