General Science Quiz 125 (20 MCQs)

Quiz Instructions

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1. The image formed by concave mirror is real, inverted and of the same size as that of the object. The position of object should be: .....

Correct Answer: B) At the centre of curvature.

2. We are able to stay on the ground due to.....

Correct Answer: B) Gravitational force.

3. Which chamber is de-oxygenated blood "dumped" into first?

Correct Answer: A) Right atrium.

4. Identify an artificial indicator

Correct Answer: E) 1 & 4 are correct.

5. Rock which has had its original composition and texture altered by heat and pressure deep within the earth's crust.

Correct Answer: C) Metamorphic.

6. A thermometer is used to measure molecular vibration which is:

Correct Answer: A) Indirect.

7. Smallest building unit in living organism is

Correct Answer: B) Cell.

8. A measure of dissolved solids in sea water is

Correct Answer: B) Salinity.

9. It is OK to start a lab before you read all the directions.

Correct Answer: B) False.

10. What is wind?

Correct Answer: C) The horizontal movement of air.

11. How much force is needed to accelerate a 65 kg runner to 2 m/s?

Correct Answer: B) 130 N.

12. What is a Solid?

Correct Answer: A) Matter that has a fixed shape and size.

13. Which would not be a reason for an increased usage of electricity?

Correct Answer: A) Increased use of locally grown organic goods.

14. Sound is caused by?

Correct Answer: B) Vibrations.

15. All people are colourblind when they are born

Correct Answer: A) True.

16. Regular..... is necessary to keep geothermal power plants running efficiently.

Correct Answer: C) Maintenance.

17. Aa, DD, Bb, yy are all examples of

Correct Answer: A) Genotypes.

18. What units are used to measure Density?

Correct Answer: C) G/cm3.

19. Jupiter is an example of an:

Correct Answer: A) Jovian planet.

20. The MAIN thing Decomposers do for the the soil is the following:

Correct Answer: D) Break down and digest dead organisms.