Unit Test Paper 2026-27 Science Class 8 Chapter 2. Microorganisms : Friend And Foe
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Unit Test Paper 2026-27 Science Class 8 Chapter 2. Microorganisms : Friend And Foe
2. Microorganisms : Friend And Foe
Unit test - I
Unit test - I-2. Microorganisms : Friend And Foe
ATP Unit Test
(Science – VIII) Chap.-2
Timing : 30 minutes M.M :20 Marks
1 Mark
Q1. Name the vector of Cholera and Dengue diseases.
Q2. Name two food preservatives.
Q3. Who invented Penicillin?
Q4. What gas involves during Yeast respiration.
2 Marks
Q5. What is pasteurisation?
Q6. what is fermentation?
3 marks
Q7. Describe Nitrogen cycle.
Q8. Suggest any three solutions to stop spread of mosquitoes.
Q9. Write the answer:
(i) Name the micro organism which changes milk into curd.
(ii) Write the mode to spread of typhoid.
(iii) Name The organism that is responsible for nitrification.
Q10. The Micro organisms are our friend and foe. How?
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2. Microorganisms : Friend And Foe
Unit test - II
Unit test - II-2. Microorganisms : Friend And Foe
1. Chemical Reactions and Equations
Unit-Test I
(Science)
Timming: 1 hour M.M : 20
Q1. What do you understand by skeletal chemical equation? 1
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Select Science Class 8 Unit Test
1. 1. Crop Production And Management
2. 2. Microorganisms : Friend And Foe
3. 3. Synthetic Fibres And Plastics
4. 4. Materials : Metals And Non-Metals
5. 5. Coal And Petroleum
6. 6. Combustion And Flame
7. 7. Conservation of Plants And Animals
8. 8. Cell - Structure and functions
9. 9. Reproduction in animals
10. 10. Reaching the age of adolescence
11. 13. Sound
12. 12. Friction
13. 11. Force And Pressure
14. 13. Chemical Effects of Electric Current
15. 14. Some Natural Phenomena
16. 15. Light
17. 16. Stars And The Solar System
18. 17. Pollution of Air and Water
Unit Test Class 8 Select Subject
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