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. Bacteria present in root nodules of pea

 
 
 
 

3. Which cannot fix atmospheric nitrogen in the soil?

 
 
 
 

4. The rod shaped bacteria are called

 
 
 
 

5. The microorganism which contains chlorophyll

 
 
 
 

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

 
 
 
 

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

 
 
 
 

8. Which bacteria helps in settling of curd?

 
 
 
 

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

 
 
 
 

10. Which microorganism causes AIDS?

 
 
 
 

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

 
 
 
 

12. The disease caused by protozoa is

 
 
 
 

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

 
 
 
 

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

 
 
 
 

15. Which of the following drug is an antipyretic?

 
 
 
 

16. Alcohol is produced with the help of

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

20. The disease caused by fungi is

 
 
 
 

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