Home » Tests » Punjab 12th Class Biology Chapter 25 Ecosystem MCQs Test Online

Punjab 12th Class Biology Chapter 25 Ecosystem MCQs Test Online

Total Question
12 Questions
Total Marks
24 Marks
Total Time
12 Minuts
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Test Name



Ch. 25 # Ecosystem

Subject



Biology (12th Class)

Test Type



MCQs


Punjab 12th Class Biology Chapter 25 Ecosystem MCQs Test Online

Punjab 12th Class Biology Chapter 25 Ecosystem MCQs Test Online

 

Question 1 of 12

Biology

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

Question 1 of 12

Question 2 of 12

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

Question 2 of 12

Question 3 of 12

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

Question 3 of 12

Question 4 of 12

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

Question 4 of 12

Question 5 of 12

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

Question 5 of 12

Question 6 of 12

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

Question 6 of 12

Question 7 of 12

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

Question 7 of 12

Question 8 of 12

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

Question 8 of 12

Question 9 of 12

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

Question 9 of 12

Question 10 of 12

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

Question 10 of 12

Question 11 of 12

11. 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 11 of 12

Question 12 of 12

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

Question 12 of 12


 

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