Everyday Science
1. Which is the outermost planet in the solar system?
a. Mercury
b. Pluto
c. Neptune
d. Uranus
2. Severe deficiency of Vitamin D results in _______ .
a. scurvy
b. rickets
c. night blindness
d. none of these
3. The SI unit of charge is _________ ?
a. Ampere
b. Coulomb
c. Ohm
d. Volt
4. Long-sight defect could be corrected by using ________ lens?
a. concave
b. convex
c. diverging
d. none of these
5. Deficiency of Vitamin-A results in ________ ?
a. Night blindness
b. rickets
c. scurvy
d. hair fall
6. For a fixed mass of gas at constant temperature, if we decrease volume, the pressure will _________ ?
a. also decrease
b. increase
c. remains constant
d. none of these
7. The lifespan of Red Blood Cells is ________ days?
a. 60
b. 120
c. 180
d. 240
8. The density of water is _______?
a. 1 g/cm3
b. 1.5 g/cm3
c. 2 g/cm3
d. none of these
9. Radioactivity was discovered by _________?
a. Kelvin
b. Thomson
c. Rutherford
d. Becquerel
10. A device which converts chemical energy into electrical energy is called ________?
a. motor
b. generator
c. moving-coil meter
d. battery
11. The Sun is a ________?
a. Star
b. Planet
c. Asteroid
d. Meteor
12. The gas used in a refrigerator to cool water is ________?
a. Nitrogen
b. Carbon dioxide
c. Methane
d. Tetrafluoroethene
13. The average adult has a blood volume of about ________ liters.
a. 4
b. 5
c. 6
d. 7
14. The most abundant element in the universe is _______.
a. Oxygen
b. Hydrogen
c. Carbon dioxide
d. Silicon
15. The most abundant element in the Earth's crust is _______?
a. Oxygen
b. Hydrogen
c. Carbon dioxide
d. Silicon
16. 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
17. Deficiency of Vitamin-D results in _______?
a. night blindness
b. rickets
c. scurvy
d. hair fall
18. The SI unit of "pressure" is ________.
a. pascal
b. joule
c. tesla
d. henry
19. The most densest substance on the Earth is ________.
a. Platinum
b. Copper
c. Steel
d. Osmium
20. A camera uses a ________ to form an image.
a. convex lens
b. concave lens
c. condenser lens
d. none of these
21. Which from the following is NOT a conductor?
a. Aluminum
b. Gold
c. Graphite
d. All are conductors
22. CNG stands for?
a. Converted Natural Gas
b. Conduced Natural Gas
c. Conducted Natural Gas
d. Compressed Natural Gas
23. Which from the following is true for "Sound"?
a. Sound can not travel through a vacuum
b. Sound can not travel through gases
c. Sound can not travel through liquids
d. Sound can not travel through solids
24. When white light is passed through a prism, it splits into _______ colors.
a. 5
b. 6
c. 7
d. 8
25. 1 nanometer = ?
a. 10-3 meter
b. 10-6 meter
c. 10-9 meter
d. 10-12 meter
26. Instrument used for measuring very high temperature is ________?
a. Pyroscope
b. Pyrometer
c. Seismograph
d. Xylometer
27. Sound waves are ________ waves.
a. Transverse
b. Electromagnetic
c. Longitudinal
d. None of these
28. The lifespan of White Blood Cells is _______ days?
a. 1-5 days
b. 3-7 days
c. 4-8 days
d. 5-21 days
29. The fluid part of blood is known as _______ ?
a. plasma
b. platelets
c. blood cells
d. none of these
30. During winter in cold countries, the _________ is mixed to melt the ice on the icy roads.
a. Salt
b. Chlorine
c. Carbon dioxide
d. Water
31. In a very low temperature which from the following will freeze at last?
a. river water
b. canal water
c. sea water
d. water in a lake
32. The nearest planet to the Earth is ________?
a. Venus
b. Mercury
c. Mars
d. Moon
33. The planet that moves round the Sun at the highest speed is _______?
a. Jupiter
b. Venus
c. Mars
d. Mercury
34. In general, Comets have ________ orbits.
a. Elliptical
b. Highly Elliptical
c. Circular
d. Parabolic
35. GPS is an abbreviation for?
a. Global Poles System
b. Global Polysilicon Store
c. Global Positioning System
d. Global Position Structure
36. Oxidation is a chemical reaction involving the _______?
a. gain of electrons
b. loss of electrons
c. gain of protons
d. loss of protons
37. At night, Plants intake _______ and release _______?
a. oxygen - carbon dioxide
b. carbon dioxide - oxygen
c. oxygen - carbon monoxide
d. carbon monoxide - oxygen
38. Urine is produced in _______?
a. kidneys
b. lungs
c. large intestine
d. liver
39. The salinity of sea water is determined by the amount of common salt (Sodium Chloride) in _______ of sea water.
a. 1 gram
b. 10 grams
c. 1 kg
d. 10 kg
40. The planet which is easily visible from the Earth is?
a. Mercury
b. Venus
c. Mars
d. Jupiter
41. The Great Spot is on the planet ________?
a. Saturn
b. Venus
c. Mars
d. Jupiter
42. 1 light year = ?
a. 9.5*10-6 km
b. 9.5*10-9 km
c. 9.5*10-12 km
d. 9.5*10-18 km
43. The bodyguard of the Earth is _______ that saves the Earth from many Comets and Asteroids.
a. Mars
b. Saturn
c. Uranus
d. Jupiter
44. The planets visible to us without using a telescope are ________?
a. 3
b. 4
c. 5
d. 6
45. According to Big Bang Theory, the Universe began about _______ billion years ago.
a. 10 - 20
b. 20 - 30
c. 30 - 40
d. 40 - 50
46. Biosensor is used to measure?
a. Blood Glucose level
b. The body pH value
c. Amount of hemoglobin
d. Salinity in Urine
47. Einstein's famous equation which states that mass and energy are interchangeable is?
a. E = mc2
b. E = cm2
c. M = ec2
d. M = ce2
48. The SI unit of electric current is?
a. Coulomb
b. Ampere
c. Volt
d. Watt
49. What is dry ice?
a. Solid Oxygen
b. Solid Carbon dioxide
c. Solid Hydrogen
d. Solid Nitrogen
50. Digestion of food is completed in the _______?
a. small intestine
b. large intestine
c. stomach
d. liver
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