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

  • Available Sets4

Start Test Download PDF

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.
Submit

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

Compare autoecology with synecology. Or Differentiate between autecology and synecology.

  • Ans 1: Autecology: Study of single population in relation to environment is called autecology.
  • Ans 2: Synecology: The study of different communities in relation to environment is called synecology or community ecology.
Submit

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

Question # 1

Define xerosere. Give flow chart of its stages.

  • Ans 1: Process of succession on bare rock is called xerosere.
  • Ans 2: Crustose lichens>Foliose lichens>moss stage>herbaceous stage>shrub stage>tree climax community.
Submit

12th Class Biology Chapter 25 Short Questions Preparation - Set 4

Question # 1

What are biogeochemical cycles?Give an example.

  • Ans 1: Circular movement or recycling of the elements between the organism and the environment is called biogeochemical cycle.
Submit

ic-science-white
Biology
25th Chapter

12th Class Biology Chapter 25 Short Questions

Here you can prepare 12th Class Biology Chapter 25 (Ecosystem). Click the button for 100% free full practice.

Start Chapter 25 Preparation

Share your comments & questions here

Guest

  • No comments yet. Be the first to comment!