CBSE – Class 8

Questions & Answers

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Showing 38 question(s) for CBSE Class 8 — Subject: Science
Science
Q1. What is irrigation?
Answer: Supplying water to crops.
Science
Q2. What are microbes?
Answer: Tiny living organisms.
Science
Q3. What is fossil fuel?
Answer: Fuel formed from dead organisms.
Science
Q4. What is force?
Answer: Push or pull.
Science
Q5. Electric current?
Answer: Flow of charge.
Science
Q6. Refraction?
Answer: Bending of light.
Science
Q7. Cell?
Answer: Basic unit of life.
Science
Q8. Unit of force?
Answer: Newton
Science
Q9. What is photosynthesis? (Class 8)
Answer: Photosynthesis is the process by which green plants prepare food using sunlight.
Science
Q10. Define evaporation. (Class 8)
Answer: Evaporation is the process of liquid changing into vapour at any temperature.
Science
Q11. State Newton's first law. (Class 8)
Answer: An object remains at rest or in motion unless acted upon by an external force.
Science
Q12. What is photosynthesis? (Class 8)
Answer: Photosynthesis is the process by which green plants prepare food using sunlight.
Science
Q13. Define evaporation. (Class 8)
Answer: Evaporation is the process of liquid changing into vapour at any temperature.
Science
Q14. State Newton's first law. (Class 8)
Answer: An object remains at rest or in motion unless acted upon by an external force.
Science
Q15. What is photosynthesis? (Class 8)
Answer: Photosynthesis is the process by which green plants prepare food using sunlight.
Science
Q16. Define evaporation. (Class 8)
Answer: Evaporation is the process of liquid changing into vapour at any temperature.
Science
Q17. State Newton's first law. (Class 8)
Answer: An object remains at rest or in motion unless acted upon by an external force.
Science
Q18. What is photosynthesis? (Class 8)
Answer: Photosynthesis is the process by which green plants prepare food using sunlight.
Science
Q19. Define evaporation. (Class 8)
Answer: Evaporation is the process of liquid changing into vapour at any temperature.
Science
Q20. State Newton's first law. (Class 8)
Answer: An object remains at rest or in motion unless acted upon by an external force.
Science
Q21. What is photosynthesis? (Class 8)
Answer: Photosynthesis is the process by which green plants prepare food using sunlight.
Science
Q22. Define evaporation. (Class 8)
Answer: Evaporation is the process of liquid changing into vapour at any temperature.
Science
Q23. State Newton's first law. (Class 8)
Answer: An object remains at rest or in motion unless acted upon by an external force.
Science
Q24. What is photosynthesis? (Class 8)
Answer: Photosynthesis is the process by which green plants prepare food using sunlight.
Science
Q25. Define evaporation. (Class 8)
Answer: Evaporation is the process of liquid changing into vapour at any temperature.
Science
Q26. State Newton's first law. (Class 8)
Answer: An object remains at rest or in motion unless acted upon by an external force.
Science
Q27. What is photosynthesis? (Class 8)
Answer: Photosynthesis is the process by which green plants prepare food using sunlight.
Science
Q28. Define evaporation. (Class 8)
Answer: Evaporation is the process of liquid changing into vapour at any temperature.
Science
Q29. State Newton's first law. (Class 8)
Answer: An object remains at rest or in motion unless acted upon by an external force.
Science
Q30. What is photosynthesis? (Class 8)
Answer: Photosynthesis is the process by which green plants prepare food using sunlight.
Science
Q31. Define evaporation. (Class 8)
Answer: Evaporation is the process of liquid changing into vapour at any temperature.
Science
Q32. State Newton's first law. (Class 8)
Answer: An object remains at rest or in motion unless acted upon by an external force.
Science
Q33. What is photosynthesis? (Class 8)
Answer: Photosynthesis is the process by which green plants prepare food using sunlight.
Science
Q34. Define evaporation. (Class 8)
Answer: Evaporation is the process of liquid changing into vapour at any temperature.
Science
Q35. State Newton's first law. (Class 8)
Answer: An object remains at rest or in motion unless acted upon by an external force.
Science
Q36. What is photosynthesis? (Class 8)
Answer: Photosynthesis is the process by which green plants prepare food using sunlight.
Science
Q37. Define evaporation. (Class 8)
Answer: Evaporation is the process of liquid changing into vapour at any temperature.
Science
Q38. State Newton's first law. (Class 8)
Answer: An object remains at rest or in motion unless acted upon by an external force.