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

What are biotic components of an ecosystem?

  • Ans 1: Living components of ecosystem are called biotic components,this include producers,consumers and decomposers.
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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

What are biotic components of an ecosystem?

  • Ans 1: Living components of ecosystem are called biotic components,this include producers,consumers and decomposers.
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12th Class Biology Chapter 25 Short Questions Preparation - Set 2

Question # 1

What are root nodules?Give their importance.

  • Ans 1: Root nodules are present in leguminous plants which contains bacteria.Importance is that these nodules contain nitrogen fixing bacteria which fix the nitrogen and supply it to the plant and play an important role in plant growth.
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12th Class Biology Chapter 25 Short Questions Preparation - Set 3

Question # 1

Define foliose lichens with one example. OR What is foliose lichen stage?Give an example.

  • Ans 1: In this stage the lichens are just crumpled leaves attached at one point.It produces shade to the crustose lichens as a result of which their growth is reduced.Examples are Dermatocarpon,Permellia.
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12th Class Biology Chapter 25 Short Questions Preparation - Set 4

Question # 1

What is parasitism?

  • Ans 1: Process in which a parasite lives in living organisms and cause some harm to its host is called parasitism or relationship between host and parasite is called parasitism.
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25th Chapter

12th Class Biology Chapter 25 Short Questions

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