Punjab 12th Class Biology Chapter 25 Ecosystem MCQs Test Online
Questions 12
Total Marks 24
Time 12 Mins
Helpful For:

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Punjab 12th Class Biology Chapter 25 Ecosystem MCQs Test Online

Start your preparation for Punjab 12th Class Biology Chapter 25 Ecosystem MCQs Test Online. This online test contains 12 MCQs and you have 12 Minutes to complete it. The total marks for this test are 24. This test is valid for students of All Punjab Boards (Lahore, Gujranwala, Multan, etc.) following the PCTB Syllabus. Read the questions carefully and select the correct option below to see your result.

Punjab 12th Class Biology Chapter 25 Ecosystem MCQs Test Online

 

Question 1 of 12

Biology

1. A localized group of species belonging to the same species is called as (Any group of interbreeding organisms of same species that exist together in both time and space is called):
1.
2.
3.
4.

Question 1 of 12

Question 2 of 12

2. The basic functional unit of ecosystem is:
1.
2.
3.
4.

Question 2 of 12

Question 3 of 12

3. The basic functional unit of ecology is:
1.
2.
3.
4.

Question 3 of 12

Question 4 of 12

4. The abiotic component of an ecosystem is:
1.
2.
3.
4.

Question 4 of 12

Question 5 of 12

5. The whole of the world's land is called:
1.
2.
3.
4.

Question 5 of 12

Question 6 of 12

6. A group of inter-breeding individuals occurring together in a space and time is called:
1.
2.
3.
4.

Question 6 of 12

Question 7 of 12

7. Study of relationship of different communities to environment is called:
1.
2.
3.
4.

Question 7 of 12

Question 8 of 12

8. A thin layer of earth in which all living organisms exists is called:
1.
2.
3.
4.

Question 8 of 12

Question 9 of 12

9. Populations of different species (plants and animals) living in the same habitat form a:
1.
2.
3.
4.

Question 9 of 12

Question 10 of 12

10. Study of single population's relationship to environment is called:
1.
2.
3.
4.

Question 10 of 12

Question 11 of 12

11. Biome is a:
1.
2.
3.
4.

Question 11 of 12

Question 12 of 12

12. Lithosphere includes:
1.
2.
3.
4.

Question 12 of 12


 

Guide for Punjab Board Students

Students of BISE Lahore, Gujranwala, Multan, and other Punjab boards must follow the SLO based pattern.

Top Scoring Tips for Punjab:

  • Textbook Reading: The paper is 100% derived from PCTB books. Do not rely only on keybooks.
  • Objective Paper (20%): Practice these online MCQs repeatedly as they are taken from 5-Year Past Papers.
  • Bubble Sheet: Ensure you know how to fill the OMR sheet correctly.

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