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. The status of algae in the aquatic food chain is

 
 
 
 

2. The disease caused by protozoa is

 
 
 
 

3. Which microorganism causes AIDS?

 
 
 
 

4. The microorganism which contains chlorophyll

 
 
 
 

5. The rod shaped bacteria are called

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

9. Which bacteria helps in settling of curd?

 
 
 
 

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

 
 
 
 

11. Bacteria present in root nodules of pea

 
 
 
 

12. Which of the following drug is an antipyretic?

 
 
 
 

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

 
 
 
 

14. Which cannot fix atmospheric nitrogen in the soil?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

18. Alcohol is produced with the help of

 
 
 
 

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

 
 
 
 

20. The disease caused by fungi is

 
 
 
 

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