EVERYDAY SCIENCE MCQs-2

11. The Sun is a __________.
A. Star
B. Planet
C. Asteroid
D. Meteor

12. The average adult has a blood volume of about __________ liters.
A. 4
B. 5
C. 6
D. 7

13. The most abundant element in the universe is __________.
A. Oxygen
B. Hydrogen
C. Carbon Dioxide
D. Silicon

14. The most abundant element in the Earth's crust is __________.
A. Oxygen
B. Hydrogen
C. Carbon Dioxide
D. Silicon

15. Each day human body breathe in __________ liters of air.
A. 5,000 to 10,000
B. 10,000 to 15,000
C. 15,000 to 20,000
D. 20,000 to 25,000

16. Deficiency of Vitamin-D results in __________.
A. night blindness
B. rickets
C. scurvy
D. hair fall

17. The SI unit of "pressure" is _________.
A. pascal
B. joule
C. tesla
D. henry

18. The most densest substance on the Earth is __________.
A. Platinum
B. Copper
C. Steel
D. Osmium

19. A camera uses a __________ to form an image.
A. convex lens
B. concave lens
C. condenser lens
D. none of these

20. Which from the following is NOT a conductor?
A. Aluminium
B. Silicon
C. Graphite
D. All are conductors

ANSWERS: SCIENCE MCQs