General Knowledge and Everyday Science

 

1. On 11 February 2016 The LIGO Scientific Collaboration announced the detection of C

A. electromagnetic waves

B. seismic waves

C. gravitational waves

D. radio waves

2. The SI unit of charge is _____B_____.

A. Ampere

B. Coulomb

C. Ohm

D. Volt

3. Very High Frequency (VHF) have ____A______ wavelengths.

A. shorter

B. shortest

C. longer

D. longest

4. Long-sight defect could be corrected by using _____B_____ lens.

A. concave

B. vonvex

C. diverging

D. none of these

5. Deficiency of Vitamin-A results in _____A_____.

A. night blindness

B. rickets

C. scurvy

D. hair fall

6. For a fixed mass of gass at constant temperature, if we decrease volume, the pressure will 

___B______.

A. also decrease

B. increase

C. remains constant

D. none of these

7. The lifespan of Red Blood Cells is _____B_____ days.

A. 60

B. 120

C. 180

D. 240

8. The density of water is _____A_____.

A. 1 g/cm3

B. 1.5 g/cm3

C. 2 g/cm3

D. none of these

9. Radioactivity was discovered by _____D_____.

A. Kelvin

B. Thomson

C. Rutherford

D. Bacquerel

10. A device which converts chemical energy into electrical energy is called _____D_____.

A. motor

B. generator

C. moving-coil meter

D. battery

11. The Sun is a ______A____.

A. Star

B. Planet

C. Asteroid

D. Meteor

12. The average adult has a blood volume of about _____B_____ liters.

A. 4

B. 5

C. 6

D. 7

13. The most abundant element in the universe is ______B____.

A. Oxygen

B. Hydrogen

C. Carbon Dioxide

D. Silicon

14. The most abundant element in the Earth's crust is ____A______.

A. Oxygen

B. Hydrogen

C. Carbon Dioxide

D. Silicon

15. Each day human body breathe in _____C_____ 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 ____B______.

A. night blindness

B. rickets

C. scurvy

D. hair fall

17. The SI unit of "pressure" is _____A____.

A. pascal

B. joule

C. tesla

D. henry

18. The most densest substance on the Earth is ____D______.

A. Platinum

B. Copper

C. Steel

D. Osmium

19. A camera uses a _____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? D

A. Aluminium

B. Silicon

C. Graphite

D. All are conductors

21. CNG stands for? D

A. Converted Natural Gas

B. Conduced Natural Gas

C. Conducted Natural Gas

D. Compressed Natural Gas

22. Which from the following is true for "Sound"? A

A. Sound cannot travel through a vaccum

B. Sound cannot travel through gases

C. Sound cannot travel through liquids

D. Sound cannot travel through solids

23. When white light is passed through a prism, it splits into ____B______ colours.

A. 5

B. 6

C. 7

D. 8

24. 1 nanometer = ? C

A. 10-3 meter

B. 10-6 meter

C. 10-9 meter

D. 10-12 meter

25. Instrument used for measuring very high temperature is _____B_____.

A. Pyroscope

B. Pyrometer

C. Seismograph

D. Xylometer

26. Sound waves are _____C____ waves.

A. Transverse

B. Electromagnetic

C. Longitudinal

D. none of these

27. The lifespan of White Blood Cells is _____A_____ day(s).

A. 1

B. 2

C. 3

D. 4

28. The fluid part of blood is known as ____A______.

A. plasma

B. platelets

C. blood cells

D.

29. X-rays were discovered by ____A______.

A. Rontgen

B. Thomson

C. Rutherford

D. Bacquerel

30. The speed of light is _____B_____.

A. 280,000 km/s

B. 300,000 km/s

C. 320,000 km/s

D. none of these

31. During winter in cold countries, the _____A_____ is mixed to melt the ice on the icy roads.

A. Salt

B. Chlorine

C. Carbon dioxide

D. Water

32. In a very low temperature which from the following will freeze at last? C

A. River water

B. Canal water

C. Sea water

D. Water in a lake

33. The nearest planet to the Earth is ____A_____.

A. Venus

B. Mercury

C. Mars

D. Moon

34. The planet that moves round the Sun at the highest speed is? D

A. Jupiter

B. Venus

C. Mars

D. Mercury

35. In general, Comets have _____B_____ orbits.

A. Elliptical

B. Highly elliptical

C. Circular

D. Parabolic

36. GPS is an abbreviation for? C

A. Global Poles System

B. Global PolySiliconium Store

C. Global Positioning System

D. Global Position Structure

37. Oxidation is a chemical reaction involving the _____B_____.

A. Gain of Electrons

B. Loss of Electrons

C. Gain of Protons

D. Loss of Protons

38. At night, Plants intake ____A______ and release _____A_____.

A. Oxygen – Carbon dioxide

B. Carbon dioxide – Oxygen

C. Oxygen – Carbon monoxide

D. Carbon monoxide – Oxygen

39. Urine is produced in _____A_____.

A. Kidneys

B. Lungs

C. Large intestine

D. Liver

40. Blood is cleaned by ____D______.

A. Lungs

B. Liver

C. Heart

D. Kidneys

41. The position of an element in the Periodic Table is determined by its _____B_____ number.

A. Electron

B. Proton

C. Neutron

D. Positron

42. The salinity of sea water is determined by the amount of common salt (Sodium Chloride) in 

____C______ of sea water.

A. 1 gram

B. 10 grams

C. 1 kg

D. 10 kg

43. The planet which is easily visible from the Earth is? B

A. Mercury

B. Venus

C. Mars

D. Jupiter

44. The Great Spot is on the planet ____D______.

A. Saturn

B. Venus

C. Mars

D. Jupiter

45. The Great Spot is a _____D_____.

A. Mountain

B. Desert

C. Frozen Carbon dioxide

D. Storm