TNTET Paper 1 - Everyday science and contributions of Indian scientists Online Test (MCQ Quiz)

1. Which of the following is a common example of a physical change?

A) Burning wood B) Rusting of iron C) Melting of ice D) Cooking an egg

2. What gas do plants primarily absorb from the atmosphere for photosynthesis?

A) Oxygen B) Nitrogen C) Carbon Dioxide D) Hydrogen

3. Which scientist is famously associated with the discovery of the law of buoyancy?

A) Isaac Newton B) Archimedes C) Galileo Galilei D) Albert Einstein

4. What is the unit of electric current?

A) Volt B) Ohm C) Ampere D) Watt

5. Which Indian scientist is known as the 'Father of Indian Nuclear Science'?

A) C.V. Raman B) Homi J. Bhabha C) Satyendra Nath Bose D) A.P.J. Abdul Kalam

6. What process is responsible for the formation of rain?

A) Evaporation B) Condensation C) Transpiration D) Precipitation

7. Which of the following is a renewable source of energy?

A) Coal B) Natural Gas C) Petroleum D) Solar Power

8. What is the primary function of red blood cells in the human body?

A) Fighting infection B) Clotting blood C) Carrying oxygen D) Producing antibodies

9. Who developed the theory of relativity?

A) Isaac Newton B) Niels Bohr C) Albert Einstein D) Max Planck

10. What is the chemical symbol for water?

A) O2 B) CO2 C) H2O D) NaCl

11. Which Indian scientist made significant contributions to the understanding of the Raman Effect?

A) Homi J. Bhabha B) Srinivasa Ramanujan C) C.V. Raman D) Jagadish Chandra Bose

12. What type of energy is stored in a battery?

A) Kinetic energy B) Thermal energy C) Chemical energy D) Nuclear energy

13. Which gas is known as laughing gas?

A) Nitrogen dioxide B) Nitrous oxide C) Ammonia D) Methane

14. What is the process by which plants make their own food?

A) Respiration B) Fermentation C) Photosynthesis D) Digestion

15. Who is credited with the invention of the first practical incandescent light bulb?

A) Nikola Tesla B) Thomas Edison C) Alexander Graham Bell D) Benjamin Franklin

16. Which Indian scientist is renowned for his work on Bose-Einstein statistics?

A) C.V. Raman B) Srinivasa Ramanujan C) Satyendra Nath Bose D) Vikram Sarabhai

17. What is the main cause of soil erosion?

A) Planting trees B) Wind and water C) Fertilizer use D) Crop rotation

18. What is the process of a liquid turning into a gas called?

A) Condensation B) Solidification C) Evaporation D) Melting

19. Which of the following is a conductor of electricity?

A) Rubber B) Wood C) Copper D) Plastic

20. Who is considered the 'Father of Indian Space Program'?

A) C.V. Raman B) Homi J. Bhabha C) Vikram Sarabhai D) A.P.J. Abdul Kalam

21. What does the 'V' in C.V. Raman stand for?

A) Venkata B) Vishweshwar C) Venkateswara D) Vardhan

22. Which natural phenomenon helps in the pollination of flowers by insects?

A) Gravity B) Wind C) Sunlight D) Smell

23. What is the hardest natural substance on Earth?

A) Gold B) Iron C) Diamond D) Quartz

24. What is the process of a gas turning into a liquid called?

A) Evaporation B) Sublimation C) Condensation D) Freezing

25. Which Indian scientist developed the first indigenous radar?

A) Homi J. Bhabha B) Jagadish Chandra Bose C) Srinivasa Ramanujan D) Vikram Sarabhai

26. What causes a rainbow to form?

A) Reflection of light by clouds B) Refraction and reflection of sunlight by raindrops C) Scattering of light by dust particles D) Absorption of light by the atmosphere

27. What is the SI unit of force?

A) Joule B) Watt C) Pascal D) Newton

28. Which Indian scientist is known for his work on the theory of musical strings?

A) C.V. Raman B) Srinivasa Ramanujan C) Jagadish Chandra Bose D) A.P.J. Abdul Kalam

29. What is the primary source of energy for most ecosystems on Earth?

A) Geothermal energy B) Nuclear energy C) Solar energy D) Wind energy

30. Which phenomenon explains why a spoon appears bent in a glass of water?

A) Reflection B) Diffraction C) Refraction D) Dispersion

31. What is the process of converting solid directly into gas called?

A) Melting B) Condensation C) Evaporation D) Sublimation

32. Who discovered penicillin?

A) Louis Pasteur B) Robert Koch C) Alexander Fleming D) Jonas Salk

33. Which Indian scientist is famous for his work on the 'Chandrasekhar Limit' in astrophysics?

A) Subrahmanyan Chandrasekhar B) C.V. Raman C) Homi J. Bhabha D) Vikram Sarabhai

34. What is the process of a solid turning into a liquid called?

A) Freezing B) Melting C) Boiling D) Condensation

35. Which gas is essential for respiration in humans?

A) Carbon Dioxide B) Oxygen C) Nitrogen D) Hydrogen

36. Who formulated the laws of planetary motion?

A) Isaac Newton B) Galileo Galilei C) Johannes Kepler D) Nicolaus Copernicus

37. What is the unit of power?

A) Joule B) Newton C) Watt D) Pascal

38. Which Indian scientist is known for inventing the 'Vedic Clock'?

A) Srinivasa Ramanujan B) Jagadish Chandra Bose C) Vikram Sarabhai D) A.P.J. Abdul Kalam

39. What is the main component of the Earth's atmosphere?

A) Oxygen B) Carbon Dioxide C) Nitrogen D) Argon

40. Which of the following is a chemical change?

A) Dissolving sugar in water B) Freezing water C) Burning paper D) Melting wax

41. Who developed the first vaccine for smallpox?

A) Louis Pasteur B) Edward Jenner C) Robert Koch D) Alexander Fleming

42. What is the scientific study of living organisms called?

A) Geology B) Astronomy C) Biology D) Physics

43. Which Indian scientist pioneered research in radioactivity and discovered new radioactive elements?

A) C.V. Raman B) Homi J. Bhabha C) Satyendra Nath Bose D) Prafulla Chandra Ray

44. What is the phenomenon where light bends as it passes from one medium to another?

A) Reflection B) Dispersion C) Polarization D) Refraction

45. What is the SI unit of temperature?

A) Celsius B) Fahrenheit C) Kelvin D) Rankine

46. Who is known for the discovery of the structure of DNA?

A) Gregor Mendel B) James Watson and Francis Crick C) Charles Darwin D) Louis Pasteur

47. What is the process by which water vapor in the air is changed into liquid water?

A) Evaporation B) Transpiration C) Condensation D) Precipitation

48. Which Indian scientist is considered the 'Father of Indian Botany'?

A) Jagadish Chandra Bose B) Srinivasa Ramanujan C) G. P. Majumdar D) P. C. Mahalanobis

49. What is the state of matter with the highest energy?

A) Solid B) Liquid C) Gas D) Plasma

50. Who discovered the neutron?

A) Ernest Rutherford B) James Chadwick C) Niels Bohr D) J.J. Thomson

Everyday science and contributions of Indian scientists - Online Test

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