Science MCQ Questions with answers

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Here Important Science MCQ questions are added which are frequently asked in almost all the examinations. You can check the correct answer of any question on clicking the show answer button. The Correct answer will be displayed below. You can share any question with your friends on whatsapp by tapping Share button.

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Q. Which of the following pairs is/are correctly matched?
Theory/Law : Associated Scientist
1. Continental Drift : Edwin Hubble
2. Expansion of Universe :Alfred Wegener
3. Photoelectric Effect :Albert Einstein
Select the correct answer using the code given below

  • (A) 2 and 3 only
  • (B) 3 only
  • (C) 2 only
  • (D) 1 only
📝 Notes
✅ Correct Answer: (B) 3 only

Published by Vishal Gupta ⭐ 7.73K Points at 14-Dec-2022 08:37 pm in Science

Q. Who among the following is known for the theory of Continental Drift?

  • (A) Edwin Hubble
  • (B) T. J. Seebeck
  • (C) Alfred Wegener
  • (D) J.C. Perrier
📝 Notes
✅ Correct Answer: (C) Alfred Wegener

Published by Vishal Gupta ⭐ 7.73K Points at 14-Dec-2022 08:37 pm in Science

Q. Nobel Prize winning scientist James D. Watson is known for his work in which area?

  • (A) Metallurgy
  • (B) Meteorology
  • (C) Environmental protection
  • (D) Genetics
📝 Notes
✅ Correct Answer: (D) Genetics

Published by Vishal Gupta ⭐ 7.73K Points at 14-Dec-2022 08:37 pm in Science

Q. Which of the following pairs is/are correctly matched?
1) Francis Collins: Mapping human genome
2) Sergey Brin : Google Search Engine
3) Jimmy Wales : Wikipedia
Select the correct answer using the code given below:

  • (A) 1 and 2 only
  • (B) 2 and 3 only
  • (C) 3 only
  • (D) 1, 2 and 3
📝 Notes
✅ Correct Answer: (D) 1, 2 and 3

Published by Vishal Gupta ⭐ 7.73K Points at 14-Dec-2022 08:38 pm in Science

Q. Xerography was invented by

  • (A) Chester Floyd Carlson
  • (B) Wilhelm Conrad Roentgen
  • (C) Elisha Thompson
  • (D) Sir Edward Mellanby
📝 Notes
✅ Correct Answer: (A) Chester Floyd Carlson

Published by Vishal Gupta ⭐ 7.73K Points at 14-Dec-2022 08:38 pm in Science

Q. Wilhelm Conrad Roentgen, who invented X ray, belonged to

  • (A) Sweden
  • (B) France
  • (C) Germany
  • (D) Denmark
📝 Notes
✅ Correct Answer: (C) Germany

Published by Vishal Gupta ⭐ 7.73K Points at 14-Dec-2022 08:39 pm in Science

Q. Which of the following is not correctly matched?
Vitamins : Inventors

  • (A) Vitamin A : Elmer V. McCollum and M. Davis (USA)
  • (B) Vitamin B : Elmer V. McCollum (USA)
  • (C) Vitamin C : Albert Szent-Gyorgyi and Charles Glen King (USA)
  • (D) Vitamin K : Sir Edward Mellanby
📝 Notes
✅ Correct Answer: (D) Vitamin K : Sir Edward Mellanby

Published by Vishal Gupta ⭐ 7.73K Points at 14-Dec-2022 08:39 pm in Science

Q. Which one of the following pairs is/are correctly matched?
1. Cosmic Background Explorer (COBE): Satellite programme
2. Falcon : Under-sea cable system
3. Discovery : Space shuttle
4. Atlantis : Space station

  • (A) 1 only
  • (B) 2 and 3 only
  • (C) 4 only
  • (D) 1, 2, 3 and 4
📝 Notes
✅ Correct Answer: (D) 1, 2, 3 and 4

Published by Vishal Gupta ⭐ 7.73K Points at 14-Dec-2022 08:41 pm in Science

Q. Consider the following statements:
1. Caffeine, a constituent of tea and coffee is a diuretic.
2. Citric acid is used in soft drinks.
3. Ascorbic acid is essential for the formation of bones and teeth.
4. Citric acid is a good substitution for ascorbic acid in our nutrition.
Which of the statements given above are correct?

  • (A) 1 and 2, only
  • (B) 1, 2 and 3 only
  • (C) 3 and 4 only
  • (D) 1, 2, 3 and 4
📝 Notes
✅ Correct Answer: (B) 1, 2 and 3 only

Published by Vishal Gupta ⭐ 7.73K Points at 14-Dec-2022 08:42 pm in Science

Q. Which of the following pairs is/are correctly matched?
Inventor Invention
1. Christopher Cockerell : Hovercraft
2. David Bushnell : Submarine
3. J.C. Perrier : Steamship
Select the correct answer using the code given below

  • (A) 1, 2 and 3
  • (B) 1 and 2
  • (C) 2 and 3
  • (D) 1 and 3
📝 Notes
✅ Correct Answer: (A) 1, 2 and 3

Published by Vishal Gupta ⭐ 7.73K Points at 14-Dec-2022 08:42 pm in Science

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