General Science Quiz 159 (20 MCQs)

Quiz Instructions

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1. The term "chemical symbol" refers to:

Correct Answer: B) A one or two letter notation used to represent an atom of a particular element.

2. The layer of the atmosphere nearest the Earth in which most weather changes occur:

Correct Answer: C) Troposphere.

3. Current is.....

Correct Answer: B) Moving electrons.

4. Red objective is 4x and the eyepiece is 10x, what is the power of magnification

Correct Answer: C) 40.

5. Breaking of rocks

Correct Answer: A) Weathering.

6. A relationship where both animals are helped

Correct Answer: A) Mutualism/symbiosis.

7. Fossil fuels are known as non-renewable resources.

Correct Answer: A) True.

8. A microscope is a device that can determine the wavelengths of that light come from an object.

Correct Answer: B) False.

9. Plants are grouped as either vascular plants or..... plants.

Correct Answer: D) Nonvascular.

10. Color of a mineral in its powdered form

Correct Answer: D) Streak.

11. How does the location of Earth's magnetic poles relate to its geographic poles?

Correct Answer: C) Magnetic poles are tilted off the rotation axis.

12. When using a microscope, which objectives provides the greatest field on view?

Correct Answer: A) Hh.

13. ..... is a lens that makes an object appear smaller

Correct Answer: A) Concave.

14. Which of these materials is a good conductor of electricity?

Correct Answer: A) Metal.

15. It is the densest among all state of matter

Correct Answer: A) Solid.

16. ..... is the unit of heat.

Correct Answer: A) Calories.

17. Convert the value 2890 into scientific notation

Correct Answer: C) 2.890 x 103.

18. What material symbol is frequently used in drawings to represent all metals?

Correct Answer: B) Cast iron.

19. "Histology" is the study of:

Correct Answer: C) Tissues.

20. Birds are classified as birds because they lay eggs

Correct Answer: B) False.