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

  • Total Questions10

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Biology - 12th Class Biology Chapter 25 Short Questions Preparation

Question # 1

How moderate grazing is helpful for ecosystem.

  • Ans 1: Moderate grazing is very helpful to maintain grass land ecosystem.It destroys the competitors and help the grasses to grow well.Over grazing may leads to desert.
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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

How moderate grazing is helpful for ecosystem.

  • Ans 1: Moderate grazing is very helpful to maintain grass land ecosystem.It destroys the competitors and help the grasses to grow well.Over grazing may leads to desert.
Submit

12th Class Biology Chapter 25 Short Questions Preparation - Set 2

Question # 1

Define grazing.

  • Ans 1: Many animals like rabbits,goats,sheeps,cows,buffaloes and horses feed on grasses.This mode of feeding is called grazing and these animals are called grazers.
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12th Class Biology Chapter 25 Short Questions Preparation - Set 3

Question # 1

Differentiate between mutualism and commensalism.

  • Ans 1: Mutualism: Mutualism is the symbiotic relationship in which both the partner get benefit from each other is called mutualism.
    For example: mycorrhiza and lichens.
  • Ans 2: Commensalism: Commensalism is the symbiotic relationship in which only one of the partner get benefit while other neither get benefit nor harmed is called mutualism for example epiphytes.
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12th Class Biology Chapter 25 Short Questions Preparation - Set 4

Question # 1

Differentiate between secondary and primary succession.

  • Ans 1: Primary succession: Primary succession is the process of succession which starts on a bare rock or dry place where no life exists earlier is called primary succession.
  • Ans 2: Secondary succession: Secondary succession is the process which starts on a place where life exists but sue to some reasons it is destroyed is called secondary succession.
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25th Chapter

12th Class Biology Chapter 25 Short Questions

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