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

What do you known about the term Ecosystem?

  • Ans 1: The eco part of the word is related to environment and system mean collection of related parts,which function as a unit.
    It is a complex system in which living things interact with their environment.
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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 do you known about the term Ecosystem?

  • Ans 1: The eco part of the word is related to environment and system mean collection of related parts,which function as a unit.
    It is a complex system in which living things interact with their environment.
Submit

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

What do you understand by term trophic level?

  • Ans 1: The level in food chain at which organism feed is called trophic level.There are various trophic levels in the ecosystem e.g producers make first trophic level,herbivores occupy second trophic level and so on.
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12th Class Biology Chapter 25 Short Questions Preparation - Set 4

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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25th Chapter

12th Class Biology Chapter 25 Short Questions

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