MCQ Questions of Class 8 Science Chapter 2 Microorganisms: Friend and Foe with Answers

Free PDF Download of CBSE Class 8 Science Chapter 2 Microorganisms: Friend and Foe Multiple Choice Questions with Answers.Based on Latest Exam Pattern. Students can solve NCERT Class 8 Science Chapter 2 Microorganisms: Friend and Foe Multiple Choice Questions with Answers to know their preparation level.

Microorganisms: Friend and Foe Class 8 MCQs Questions with Answers

MCQ Questions for Class 8 Science Chapter 2 Microorganisms: Friend and Foe with Answers

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1. Which cannot fix atmospheric nitrogen in the soil?

 
 
 
 

2. The microorganism which contains chlorophyll

 
 
 
 

3. The process by which amount of nitrogen remains the same in the atmosphere is known as

 
 
 
 

4. The disease caused by fungi is

 
 
 
 

5. The presence of ………….. and the warmth stimulate rapid growth of the yeast cells.

 
 
 
 

6. Which microorganism causes AIDS?

 
 
 
 

7. What helps in the rise of bread or dosa dough?

 
 
 
 

8. Bacteria present in root nodules of pea

 
 
 
 

9. The disease caused by protozoa is

 
 
 
 

10. Which bacteria helps in settling of curd?

 
 
 
 

11. The status of algae in the aquatic food chain is

 
 
 
 

12. Which of the following drug is an antipyretic?

 
 
 
 

13. Agar is made from a type of red …………..

 
 
 
 

14. Alcohol is produced with the help of

 
 
 
 

15. The rod shaped bacteria are called

 
 
 
 

16. Which of the following disease is spread due to bacteria?

 
 
 
 

17. ……….. are the smallest of all microorganisms.

 
 
 
 

18. Which of the following is not used as food preservatives?

 
 
 
 

19. Algae are ………….. like organisms and contain chlorophyll.

 
 
 
 

20. Fungi consist of two main groups of organisms ………….. and moulds.

 
 
 
 

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