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

Differentiate between predation and parasitism.

  • Ans 1: Predation: Relation between prey and predator is called predation. prey is captured,killed and eaten by the predator.
  • Ans 2: Parasitism: The relation between parasite and host is called is parasitism.In parasitism the parasite is totally dependent on host,parasite get food, protection from he host and also harm its host.
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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 predation and parasitism.

  • Ans 1: Predation: Relation between prey and predator is called predation. prey is captured,killed and eaten by the predator.
  • Ans 2: Parasitism: The relation between parasite and host is called is parasitism.In parasitism the parasite is totally dependent on host,parasite get food, protection from he host and also harm its host.
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12th Class Biology Chapter 25 Short Questions Preparation - Set 2

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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12th Class Biology Chapter 25 Short Questions Preparation - Set 3

Question # 1

Write few lines on crustose lichens.

  • Ans 1: Crustose refers to land lifeless structure,any external protective layer surface on the rock,special types of lichens get impregnated in the form of crust.They live in extreme conditions,sometimes their surface is wet due to rain and dew drops.They absord water during the dry season.They are quiescent or dormant,Normally desiccated during dry season.
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12th Class Biology Chapter 25 Short Questions Preparation - Set 4

Question # 1

Differentiate between Hydrosere and Xerosere.

  • Ans 1: Hydrosere: When process of succession occur on aquatic place it is called hydrosere.
  • Ans 2: Xerosere: Succession occur in dry place it is called Xerosere.
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25th Chapter

12th Class Biology Chapter 25 Short Questions

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