SOME IMPORTANT SCIENCE QUESTIONS AND ANSWER - SCIENCE TUTOR

► Some Important Science Questions & Answer - Science Tutor

1. Which stimulant exists in tea? Answer → Caffeine

2. By which name is Chloro Fluoro Carbon known?
Answer → freon.

3. The only acid that melts gold?
Answer → Aqua Regia.

4. Is the primate of modern atomic theory considered?
Answer → John Dalton.

5. What causes phyllerea disease?
Answer → worm.

6. What is the movement of the pendulum?
Answer → Oscillation speed.

7. What percentage of the total gases present in the atmosphere is nitrogen?
Answer → 78%

8. What do therapists use to check patients?

Answer → Stethoscope.

9. Does human urine is Acidic or Basic?
Answer → Acidic.

10. Does citrus fruits occur?
Answer → Citric acid.

11. Is the unit of work?
Answer → Joule.

12. What is used to remove the blurred vision?
Answer → Concave lens.

13. Is the largest artery in the human body?
Answer → Aorta.

14. The largest natural satellite in the solar system?
Answer → Ganymede.

15. Which two colours are mixed with green colour?
Answer → orange and purple.

16. What does the RNA mean?
Answer → Ribonucleic Acid.

17. Is Malaria related to?
Answer → Fever.

18. Blood glucose level control hormone?
Answer → Insulin.

19. What is known as the plaster of mortar made using calcium hydroxide?
Answer → Lime Water.

20. Assistant in the photosynthesis, what is the green material of the leaves?
Answer → Chlorophyll.

21. What is the gas in the brass air due to the presence of which gas?
Answer → Oxygen.

22. Whose unit is 'Bar'?
Answer → atmospheric pressure.

23. What is the nucleus of plane mirror?
Answer → Infinity.

24. What is the strength of sound depends on?
Answer → Dimensions.

25. Is there reason to be smallpox?
Answer → Virus.

26. Is SI unit of resistance?
Answer → Ohm (Ω).

27. Is the busiest human organ?
Answer → heart.

28. which baking soda in the bakery really used?
Answer → Sodium bicarbonate.

29. What is the unit of heredity?
Answer → genes.

30. Who discovered the law of heredity?
Answer → Gregory Mendel.

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