General Science Quiz 49 (20 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. Since natural gas is formed from dead plants, it's a renewable resource.

Correct Answer: B) False.

2. NaCl How many total atoms?

Correct Answer: C) 2.

3. As for salts, the wrong statement means,

Correct Answer: D) A salivary is caused by both the elements of the Lo.

4. Who painted the Mona Lisa?

Correct Answer: C) Leonardo da Vinci.

5. As we go deeper into the ocean layers, the pressure decreases.

Correct Answer: B) False.

6. A lever is designed to:

Correct Answer: A) Reduce the amount of force required to do work.

7. What is a closed path through which electric current flows?

Correct Answer: D) Electric circuitt.

8. Occurs when the Moon is between the Earth and the sun and we see no reflected sunlight

Correct Answer: D) New moon.

9. This is an example of an important protein

Correct Answer: C) Enzyme.

10. ..... is credited with being the first scientist to observe cork cells.

Correct Answer: C) Hooke.

11. Why the leaf of a green plant looking like a green.?

Correct Answer: A) Chloroplast.

12. The migration of rural people to cities is called:

Correct Answer: A) Urbanization.

13. Electrons are

Correct Answer: B) Negatively charged particles.

14. When an object moves faster, its kinetic energy also increases.

Correct Answer: A) True.

15. What is collision theory?

Correct Answer: A) Molecules must collide in the correct orientation with enough energy to bond.

16. In Newton's first Law of Motion, an object at rest will.....

Correct Answer: C) Remain at rest.

17. A consumer that eats both producers and other consumers is called.....

Correct Answer: B) Omnivore.

18. The liquid metal used in thermometer has the symbol

Correct Answer: C) Hg.

19. What percentage of Earth's fresh water that is not frozen

Correct Answer: B) 1%.

20. What are the characteristics of an electric-fuse wire?

Correct Answer: B) High melting point, low specific resistance.