Details: Everyday Science Facts

1. Water boils at what temperature at normal pressure

A) 100°C

B) 50°C

C) 75°C

D) 120°C

Correct Answer: A

Your Answer: A

2. Which vitamin is mainly found in citrus fruits

A) Vitamin A

B) Vitamin B12

C) Vitamin C

D) Vitamin D

Correct Answer: C

Your Answer: C

3. Sound cannot travel through

A) Air

B) Water

C) Vacuum

D) Steel

Correct Answer: C

Your Answer: C

4. Which device is used to store food at low temperature

A) Heater

B) Inverter

C) Geyser

D) Refrigerator

Correct Answer: D

Your Answer: D

5. Which disease is caused by lack of vitamin C

A) Rickets

B) Goitre

C) Scurvy

D) Anaemia

Correct Answer: C

Your Answer: C

6. Which source of energy is renewable

A) Coal

B) Petrol

C) Solar energy

D) Diesel

Correct Answer: C

Your Answer: C

7. Which gas is necessary for breathing

A) Nitrogen

B) Carbon dioxide

C) Helium

D) Oxygen

Correct Answer: D

Your Answer: D

8. Which instrument is used to measure blood pressure

A) Thermometer

B) Barometer

C) Speedometer

D) Sphygmomanometer

Correct Answer: D

Your Answer: D

9. Which part of the plant prepares food

A) Root

B) Leaf

C) Stem

D) Flower

Correct Answer: B

Your Answer: B

10. The freezing point of water is

A) 10°C

B) 32°C

C) 100°C

D) 0°C

Correct Answer: D

Your Answer: D

11. Which metal is liquid at room temperature

A) Iron

B) Mercury

C) Aluminium

D) Copper

Correct Answer: B

Your Answer: B

12. Which organ helps us to breathe

A) Heart

B) Lungs

C) Brain

D) Liver

Correct Answer: B

Your Answer: B

13. Which vitamin is mainly produced in the body by sunlight

A) Vitamin A

B) Vitamin D

C) Vitamin C

D) Vitamin K

Correct Answer: B

Your Answer: B

14. Which fuel is commonly called LPG

A) Liquid Petrol Gas

B) Liquefied Petroleum Gas

C) Light Power Gas

D) Low Pressure Gas

Correct Answer: B

Your Answer: B

15. Which is the nearest star to Earth

A) Moon

B) Mars

C) Venus

D) Sun

Correct Answer: D

Your Answer: D

16. Why do we see lightning before thunder

A) Sound travels faster than light

B) Light travels faster than sound

C) Clouds move slowly

D) Air blocks sound fully

Correct Answer: B

Your Answer: B

17. Which simple machine is used to draw water from a well

A) Lever

B) Screw

C) Wedge

D) Pulley

Correct Answer: D

Your Answer: D

18. Which part of the body helps in thinking

A) Liver

B) Kidney

C) Brain

D) Lung

Correct Answer: C

Your Answer: C

19. Which force pulls objects toward Earth

A) Gravitational force

B) Magnetic force

C) Frictional force

D) Electric force

Correct Answer: A

Your Answer: A

20. Which blood cells help fight disease

A) Red blood cells

B) Platelets

C) Plasma

D) White blood cells

Correct Answer: D

Your Answer: D

21. Which mineral is important for strong bones

A) Sodium

B) Calcium

C) Iron

D) Potassium

Correct Answer: B

Your Answer: B

22. Which gas do plants release during photosynthesis

A) Nitrogen

B) Carbon dioxide

C) Helium

D) Oxygen

Correct Answer: D

Your Answer: D

23. Which planet is known as the Blue Planet

A) Mars

B) Venus

C) Earth

D) Jupiter

Correct Answer: C

Your Answer: C

24. Which organ removes waste from blood

A) Kidneys

B) Lungs

C) Heart

D) Stomach

Correct Answer: A

Your Answer: A

25. Which part of a computer is called its brain

A) CPU

B) Keyboard

C) Mouse

D) Monitor

Correct Answer: A

Your Answer: A

26. Which organ stores bile

A) Gall bladder

B) Pancreas

C) Spleen

D) Appendix

Correct Answer: A

Your Answer: A

27. Which instrument is used to measure temperature

A) Barometer

B) Thermometer

C) Hygrometer

D) Lactometer

Correct Answer: B

Your Answer: B

28. Which part of the eye controls the amount of light entering

A) Retina

B) Iris

C) Cornea

D) Lens

Correct Answer: B

Your Answer: B

29. Which disease is caused by lack of vitamin D

A) Scurvy

B) Night blindness

C) Beriberi

D) Rickets

Correct Answer: D

Your Answer: D

30. Which organ pumps blood in the human body

A) Brain

B) Liver

C) Heart

D) Kidney

Correct Answer: C

Your Answer: C

Everyday Science Facts

Review: S.Das