Multiple choice | CSS | MCQs | General Science | judgment
Multiple choice | CSS | MCQs | General Science | judgment
 |
| Multiple choice | CSS | MCQs | General Science | judgment |
1. Which is the outermost planet in the solar system?
A. Mercury
B. Pluto
C. Neptune
D. Uranus
2. The SI unit of charge is:
A. Ampere
B. Coulomb
C. Ohm
3. Very High Frequency (VHF) have ____ wavelengths.
A. shorter
B. shortest
C. longer
D. longest
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 a 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 are ___ 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 average adult has a blood volume of about ___ liters.
A. 4
B. 5
C. 6
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:
A. Oxygen
B. Hydrogen
C. Carbon Dioxide
D. Silicon
15. Each day the 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
A. pascal
B. joule
C. tesla
D. henry
18. The 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 The following is NOT a conductor?
A. Aluminum
B. Silicon
C. Graphite D. All are conductors
21. CNG stands for?
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. Sound cannot travel through a vacuum
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 ___ colors.
A. 5
B. 6
C. 7
D. 8
24. 1 nanometer =?
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: A. Pyro scope
B. Pyrometer
C. Seismograph
D. Xylometer
26. Sound waves are ___ waves.
A. Transverse
B. Electromagnetic
C. Longitudinal
D. none of these
27. The lifespan of White Blood Cells are ___ days.
A. 1
B. 2
C. 3
D. 4
28. The fluid part of blood is known as:
A. plasma
B. platelets
C. blood cells
29. X-rays were discovered by:
A. Rontgen
B. Thomson
C. Rutherford
D. Becquerel
30. The speed of light is:
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 ____ is mixed to melt the ice on the icy roads.
A. Salt
B. Chlorine
C. Carbon dioxide
D. Water
32. In a very low the temperature which from the following will freeze at last? A. River water
B. Canal water
C. Seawater
D. Water in a lake
33. The nearest planet to the Earth is:
A. Venus
B. Mercury
C. Mars
34. The planet that moves around the Sun at the highest speed is?
A. Jupiter
B. Venus
C. Mars
D. Mercury
35. In general, Comets have _____ orbits.
A. Elliptical
B. Highly elliptical
C. Circular
D. Parabolic
36. GPS is an abbreviation for?
A. Global Poles System
B. Global Poly Siliconium Store
C. Global Positioning System
37. Oxidation is a chemical reaction involving:
A. Gain of Electrons
B. Loss of Electrons
C. Gain of Protons
D. Loss of Protons
38. At night, Plants intake ____ and release:
A. Oxygen – Carbon dioxide
B. Carbon dioxide – Oxygen
C. Oxygen – Carbon monoxide
D. Carbon monoxide – Oxygen
39. Urine is produced in:
A. Kidneys
B. Lungs
C. Large intestine
40. Blood is cleaned by:
A. Lungs
B. Liver
C. Heart
D. Kidneys
41. The position of an element in the Periodic Table is determined by its ____ 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 ___ of seawater.
A. 1 gram
B. 10 grams
C. 1 kg
D. 10 kg
43. The planet which is easily visible from the Earth is?
A. Mercury
B. Venus
C. Mars
D. Jupiter
44. The Great Spot is on the planet:
A. Saturn
B. Venus
C. Mars
D. Jupiter
45. The Great Spot is a:
A. Mountain
B. Desert
C. Frozen Carbon dioxide
D. Storm
46. The bodyguard of the Earth is ____ that saves the Earth from many Comets and Asteroids.
A. Mars
B. Saturn
C. Uranus
D. Jupiter
47. 1 light year =?
A. 9.5x106 km
B. 9.5x109 km
C. 9.5x1012 km
D. 9.5x1018 km
48. The planets visible to us without using a telescope are:
A. 3
B. 4
C. 5
D. 6
49. According to Big Bang Theory, the Universe began about ______billion years ago.
A. 10 – 20
B. 20 – 30
C. 30 – 40
D. 40 – 50
50. A biosensor is used to measure?
A. Blood glucose level
B. The body pH value
C. Amount of hemoglobin
D. Salinity in Urine
51. 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
A. Columb
B. Ampere
C. Volt
D. Watt
53. The principal constituent of the atmosphere of the Earth is?
A. Oxygen
B. Carbon
C. Hydrogen
D. Nitrogen
54. What is Dry Ice?
A. Solid Oxygen
B. Solid Carbon Dioxide
C. Solid Hydrogen
D. Solid Nitrogen
55. What are the primary colors?
A. White, Black, Blue
B. Red, Yellow, Blue
C. Red, Orange, Blue
D. Red, Green, Blue
56. Digestion of food is completed in the:
A. small intestine
B. large intestine
C. Liver
57. Carrot is a good source of Vitamin?
A. A
B. B complex
C. C
58. For proper formation of teeth, ___ is essential.
A. iodine
B. copper
C. fluorine
D. iron
59. Deficiency of _____ causes loss of appetite and poor growth.
A. zinc
B. iodine
C. copper
60. Meteorology is the study of?
A. seasons
B. atmosphere
C. air and sounds
D. winds and clouds
61. Carbon Dioxide in the atmosphere, by volume, is
A. 0.03%
B. 3%
C. 13%
D. 30%
62. Diamond is an allotropic form of
A. Carbon
B. Hydrogen
C. Nitrogen
D. Silicon
A. Watt
B. Volt
C. Joule
D. Newton
64. The good sources of Vitamin-A is
A. green leafy vegetables
B. seeds
C. fresh vegetables and fruits
D. seafood
65. The good sources of Vitamin-B Complex are
A. green leafy vegetables
B. seeds
C. fresh vegetables and fruits
D. seafood
66. The good sources of Vitamin-C is
A. green leafy vegetables
B. seeds
C. fresh vegetables and fruits
D. seafood
67. The good sources of iodine is
A. green leafy vegetables
B. seeds
C. fresh vegetables and fruits
D. seafood
68. The gas, known as “laughing gas”, is
A. Carbon Dioxide
B. Sulfur Dioxide
C. Nitrous Oxide
D. Sodium Oxide
69. The source of oxygen in photosynthesis is
A. water
B. salts
C. minerals
70. The instrument used to measure wind speed is
A. Anemometer
B. Barometer
C. Hydrometer
D. Hygrometer
71. The natural fats and oils are composed of
A. Carbon, Hydrogen and Oxygen
B. Carbon, Hydrogen, and Nitrogen
C. Carbon, Oxygen, and Nitrogen
D. Hydrogen, Oxygen, and Nitrogen
72. The energy value of food is measured in
A. Joule
B. Calories
C. Tesla
D. Proteins
73. Wind energy is the _____ energy.
A. Potential
B. Transverse
C. Kinetic
D. Mechanical
74. Who is considered the founder of meteorology?
A. Aristotle
B. Plato
C. Einstein
75. Water covers _____ of the Earth's surface.
A. 60%
B. 65%
C. 70%
D. 75%
76. In general, wind speed of 105–137 caused
A. minor or no damage
B. considerable damage
C. severe damage
D. extreme damage
77. Acid rain is mainly caused by emissions of ____ in the atmosphere.
A. Sulfur Dioxide and Potassium Nitrate
B. Sulfur and Charcoal
C. Nitrogen Oxide and Potassium Nitrate
D. Sulfur Dioxide and Nitrogen Oxide
78. About 50% of the Earth’s crust, including the waters on the Earth and atmosphere, is A. Oxygen
B. Carbon Dioxide
C. Silicon
D. Clay
79. The fourth state of matter is
A. Water
B. Salts
C. Vapors
D. Plasma
80. The device used to convert Alternate Current into Direct Current is called
A. Anemometer
B. Battery
C. Galvanometer
D. Rectifier
81. In the night, when photosynthesis is stopped plants
A. take in Carbon Dioxide
B. take in Oxygen
C. give off Carbon Dioxide
D. give off Oxygen
82. During photosynthesis, plants
A. take in Carbon Dioxide
B. take in Oxygen
C. give off Carbon Dioxide
D. give off Oxygen
83. ____ are called the powerhouses of the cell.
A. Mitochondria
B. Vesicles
C. Lungs
D. Liver
84. Mitochondria contain their own supply of
A. DNA
B. Amino acids
C. Vitamins
85. The first chemical explosive, Gunpowder, is a mixture of
A. Sulfur, Charcoal and Nitrogen Oxide
B. Sulfur, Charcoal, and Potassium Nitrate
C. Sulfur and Charcoal
D. Charcoal and Potassium Nitrate
86. The number of oscillations per second is called:
A. hertz
B. waves
C. pitch
D. frequency
87. Sound waves from a a loudspeaker is caused by
A. frequency
B. vibrations C. pitch
D. amplitude
88. The guitar has ___ strings.
A. 4
B. 5
C. 6
D. 7
89. The device used to measure movements of the heart is
A. Cardiograph
B. Seismograph
C. Hydrometer
D. Hygrometer
90. The unit used to measure ‘Pressure’ is
A. pascal
B. newton
C. watt
D. tesla
91. There are ____ methods of heat transfer.
A. 3
B. 4
C. 5
D. 6
92. Which from the following is NOT a method of heat transfer? A. Conduction
B. Convection
C. Radiation
D. All are methods of heat transfer
93. If we heat one end of a metallic rod, the other end gets hot. The method of heat transfer is
A. Conduction
B. Convection
C. Radiation
94. A person seated in front of fire receives heat by
A. Conduction
B. Convection
C. Radiation
D. None of these
95. The unit used to measure ‘magnetic flux’ is
A. pascal
B. farad
C. weber
D. henry
96. Battery was invented by
A. Volta
B. Hero
C. Fermi
D. Maiman
97. The most abundant element in the earth's crust is oxygen. The second most abundant element in the earth's crust is
A. Hydrogen
B. Nitrogen
C. Brass
D. Silicon
98. The nearest planet to the Sun is
A. Mercury
B. Venus
C. Mars
D. Jupiter
99. Bronze is an alloy of
A. Iron, Carbon
B. Copper, Tin
C. Nickel, Zinc
D. Mercury, Lead
100. Molecules with identical molecular formulae but with different structural formulae are:
A. Isotopes
B. Isomers
C. Electrode
D. Compound
101. One way of transfer of heat energy is 'convection' which occurs in
A. Liquids only
B. Gasses only
C. Liquids and gasses
D. Liquids, gasses and solids
102. Which from the following is incompressible?
A. Solids
B. Liquids
C. Gasses
D. All are compressible
103. The key factor in determining the weather is the quantity of ____ in the atmosphere.
A. Water vapor
B. Oxygen
C. Carbon dioxide
104. The entropy of the universe is
A. Increasing
B. Decreasing
C. Constant
105. Which from the following methods of heat transfer can take place in a vacuum?
A. Conduction
B. Convection
C. Radiation
D. All
106. Neutrons were discovered by
A. Einstein
B. James Chadwick
C. F.W. Aston
D. Rutherford
107. Mass Spectrograph was invented by
A. Einstein
B. James Chadwick
C. F.W. Aston
108. Nucleus was discovered by
A. Einstein
B. James Chadwick
C. F.W. Aston
D. Rutherford
109. Which is the process of science?
A. Observation > Experiments > Hypothesis
B. Hypothesis > Observations > Experiments
C. Observation > Hypothesis > Experiments
D. Experiments > Observations > Hypothesis
110. Salty water can be made pure by the method of
A. filtration
B. evaporation
C. chromatography
D. Distillation
111. The unit of efficiency is
A. Volt
B. Watt
C. Joules
D. None of these
112. Which from the following is NOT stored energy?
A. Thermal
B. Gravitational
C. Elastic potential energy
D. Chemical
113. Energy can be converted from one form to another, but all energy ends up as
A. Kinetic energy
B. Potential energy
C. Heat energy
D. Chemical energy
114. A battery converts _____ into electrical energy.
A. Potential energy
B. Chemical energy
C. Nuclear energy
D. Mechanical energy
115. Which from The following is NOT a renewable energy resource?
A. Geothermal
B. Biomass
C. Solar
D. Nuclear
116. Which from the following is NOT a nonrenewable energy resource?
A. Coal
B. Natural gas
C. Nuclear
D. Geothermal
117. Current is the flow of
A. Electrons B. Protons
C. Neutrons
118. The unit of current is
A. Volt
B. Ampere
C. Ohm
D. Watt
119. To prevent electric shocks, a/an ____ is placed in the circuit.
A. Ammeter
B. Voltmeter
C. Fuse
D. Diode
120. Electrons were discovered by
A. James Chadwick
B. J.J. Thomson
C. F.W. Aston
D. Rutherford
121. When molten rock cools and solidifies, the ____ are formed.
A. igneous rocks
B. sedimentary rocks
C. metamorphic rocks
122. Molten rock below the the surface of the Earth is called?
A. Lava
B. Magma
C. Crystals
D. Granite
123. The molten rock above the the surface of the Earth is called?
A. Lava
B. Magma
C. Crystals
124. The metal which is liquid at room temperature is?
A. Zinc
B. Nickle
C. Lead
D. Mercury
125. Between the melting point and boiling point of a substance, the substance is a?
A. Solid
B. Liquid
C. Gas
D. Crystal
126. The boiling point of alcohol is
A. 78 oc
B. 86 oc
C. 94 oc
127. The visible cloud of dust and gas in space is:
A. White Dwarf
B. Supernova
C. Nebula
128. The average salinity of the Earth's oceans in 1 kilogram of seawater is about _____ g of salt.
A. 90
B. 25
C. 30
D. 35
129. The most abundant substance that constitutes the mass of the Earth is? A. Iron
B. Oxygen
C. Nitrogen
D. Silicon
130. The Earth's the atmosphere is divided into _____ main layers.
A. 4
B. 5
C. 6
D. 7
131. Rocks which are formed by high temperature and pressure on existing rocks over a period of time are called _____ rocks.
A. igneous
B. metamorphic
C. sedimentary
D. crystal
132. Marble and slate are examples of
A. igneous rocks
B. metamorphic rocks
C. sedimentary rocks
D. crystals
133. Sandstone and limestone are examples of
A. igneous rocks
B. metamorphic rocks
C. sedimentary rocks
D. crystals
134. Absolute zero, which is the lower limit of the thermodynamic temperature scale, is equivalent to ______ on the Celsius scale.
A. -273 oc
B. 0 oc
C. 100 oc
135. The diameter of the Earth's equator is larger than the pole-to-pole diameter by
A. 40 km
B. 43 km
C. 46 km D. 49 km
136. The Tectonic Plates of the Earth lies in
A. Inner Core
B. Outer Core
C. Lithosphere
D. Asthenosphere
137. There are ____ major tectonic plates.
A. 4
B. 5
C. 6
D. 7
138. The freshwater on the Earth is ___ of the total water.
A. 2.5%
B. 5%
C. 7.5%
D. 10%
139. The Ozone Layer lies in the
A. troposphere
B. stratosphere
C. mesosphere
D. thermosphere
140. The Earth's atmosphere is divided into ________ layers.
A. 4
B. 5
C. 6
D. 7
141. Which type of rock may contain fossils?
A. Igneous
B. Metamorphic
C. Sedimentary
D. Crystals
142. The mass is highly concentrated form of
A. Weight
B. Energy
C. Force
D. Momentum
143. The whole Earth can be covered by ____ geostationary satellites.
3 4 5
6
144. The ozone layer is at height of ____ kilometers from the surface of the Earth.
A. 10 to 20
B. 20 to 30
C. 30 to 40
D. 40 to 50
145. The ozone layer was discovered by
A. F.W. Aston and J.J Thomson
B. Albert Einstein
C. Rutherford
D. Charles Fabray and Henri Buisson
146. The interior structure of the Earth is divided into _____ layers.
A. 4
B. 5
C. 6
D. 7
147. We live on the Earth's
A. Inner core
B. Outer core
C. Crust
D. Mantle
148. The thickest layer of the Earth is
A. Crust
B. Inner core
C. Outer core
D. Mantle
149. The outermost layer of the Earth is
A. Crust
B. Inner mantle
C. Outer mantle
150. The Earth's crust ranges from _____ km in depth.
A. 0-5
B. 5-10
C. 5-70
D. 10-70
ANSWER KEY
1. C 61. A 121. A A
8. A 68. C 128. D
9. D 69. A 129. A
10. D 70. A 130. B
11. A 71. A 131. B
12. B 72. B 132. B
13. B 73. C 133. C
14. A 74. A 134. A
15. C 75. C 135. B
16. B 76. A 136. C
17. A 77. D 137. D
18. D 78. A 138. A
19. A 79. D 139. B
20. D 80. D 140. B
21. D 81. C 141. C
22. A 82. D 142. B
23. B 83. A 143. A
24. C 84. A 144. B
25. B 85. B 145. D
26. C 86. D 146. B
27. A 87. B 147. C
28. A 88. C 148. D
29. A 89. A 149. A
30. B 90. A 150. C
31. A 91. A
32. C 92. D
33. A 93. A
34. D 94. C
35. B 95. C
36. C 96. A
37. B 97. D
38. A 98. B
39. A 99. B
40. D 100. B
41. B 101. C
42. C 102. B
43. B 103. A
44. D 104. A
45. D 105. C
46. D 106. B
47. C 107. C
48. C 108. D
49. A 109. C
50. A 110. D
51. A 111. D
52. B 112. A
53. D 113. C
54. B 114. B
55. D 115. D
56. A 116. D
57. A
57. A
58. C 118. B
59. A 119. C
60. B 120. B
60. B 120. B
Nice bunch of informative post
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