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.

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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 of the following is not used as food preservatives?

 
 
 
 

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

 
 
 
 

3. The disease caused by fungi is

 
 
 
 

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

 
 
 
 

5. Which cannot fix atmospheric nitrogen in the soil?

 
 
 
 

6. Bacteria present in root nodules of pea

 
 
 
 

7. The disease caused by protozoa is

 
 
 
 

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

 
 
 
 

9. Alcohol is produced with the help of

 
 
 
 

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

 
 
 
 

11. Which bacteria helps in settling of curd?

 
 
 
 

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

 
 
 
 

13. Which microorganism causes AIDS?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

16. The microorganism which contains chlorophyll

 
 
 
 

17. The rod shaped bacteria are called

 
 
 
 

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

 
 
 
 

19. Which of the following drug is an antipyretic?

 
 
 
 

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

 
 
 
 

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