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 "

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Biology - 12th Class Biology Chapter 25 Short Questions Preparation

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

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

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 4

Question # 1

Differentiate between pioneer and climax community.

  • Ans 1: Pioneer: The first plant which colonizes on a bare land that starts the process of succession are called pioneers.
  • Ans 2: Climax Community: The stable complex community which is formed as a result of succession is called climax community.
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12th Class Biology Chapter 25 Short Questions

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