SBI PO - General Science 1000+ MCQ [Solved] PDF Download
Thursday 9th of March 2023
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1. Permanent hardness of water, due to sulphates of the metal, can be destroyed by the use of
A. Sulphonates
B. Zeolites
C. Nitrates
D. None of these
Answer : B
A. Sulphonates
B. Zeolites
C. Nitrates
D. None of these
Answer : B
2. Which of the following is most likely to cause a rise in the average temperature of earth's atmosphere in future?
A. Atomic warfare
B. Depletion of earth's ozone layer
C. CO2 from fossil fuels
D. Dust clouds from valcanoes
Answer : C
A. Atomic warfare
B. Depletion of earth's ozone layer
C. CO2 from fossil fuels
D. Dust clouds from valcanoes
Answer : C
3. Which of the following parts of the sun is easily visible only during a total solar eclipse?
A. core
B. photosphere
C. sunspots
D. corona
Answer : D
A. core
B. photosphere
C. sunspots
D. corona
Answer : D
4. One fathom is equal to
A. 6 feet
B. 6 metres
C. 60 cms
D. 60 feet
Answer : A
A. 6 feet
B. 6 metres
C. 60 cms
D. 60 feet
Answer : A
5. The chemial name of Uria is
A. Carbamide
B. Chloroetane
C. Aneurin
D. None of these
Answer : A
A. Carbamide
B. Chloroetane
C. Aneurin
D. None of these
Answer : A
6. The accumulation of stress along the boundaries of lithospheric plates results in which of the following?
A. Earthquakes
B. Magnetic reversals
C. Hurricanses
D. Increased deposition of deep-sea sediments
Answer : A
A. Earthquakes
B. Magnetic reversals
C. Hurricanses
D. Increased deposition of deep-sea sediments
Answer : A
7. Which of the following elements is obtained from sea weeds ?
A. Argon
B. Vanadium
C. Iodine
D. Sulphur
Answer : C
A. Argon
B. Vanadium
C. Iodine
D. Sulphur
Answer : C
8. The fastest-running terrestrial animal is
A. lion
B. man
C. jaguar
D. cheetah
Answer : D
A. lion
B. man
C. jaguar
D. cheetah
Answer : D
9. The metallic constituents of hard water are
A. Calcium, magnesium and iron
B. Magnesium, Calcium and tin
C. Magnesium, tin and iron
D. Iron, tin and calcium
Answer : A
A. Calcium, magnesium and iron
B. Magnesium, Calcium and tin
C. Magnesium, tin and iron
D. Iron, tin and calcium
Answer : A
10. Old-written material, which cannot be read easily can be read by
A. None of these
B. Ultraviolet rays
C. Infra Red rays
D. Cosmic Rays
Answer : A
A. None of these
B. Ultraviolet rays
C. Infra Red rays
D. Cosmic Rays
Answer : A
11. Polythene is industrially prepared by the polymerisation of
A. styrene
B. methane
C. ethylene
D. acetylene
Answer : C
A. styrene
B. methane
C. ethylene
D. acetylene
Answer : C
12. Lightening cause rainfall because
A. It activate H2O molecule
B. Photo-electricity reaction starts
C. Some of the gas molecules become bigger
D. It cause combination of oxygen and nitrogen
Answer : A
A. It activate H2O molecule
B. Photo-electricity reaction starts
C. Some of the gas molecules become bigger
D. It cause combination of oxygen and nitrogen
Answer : A
13. Apparatus invented by Archimedes is :
A. Pulley
B. Microscope
C. Thermemoter
D. Barometer
Answer : A
A. Pulley
B. Microscope
C. Thermemoter
D. Barometer
Answer : A
14. The formula of Plaster of Paris is
A. 2CaSO4, H2O
B. CaSO4
C. CaSO4, 2H2O
D. 2CaSO4, 4H2O
Answer : A
A. 2CaSO4, H2O
B. CaSO4
C. CaSO4, 2H2O
D. 2CaSO4, 4H2O
Answer : A
15. Cell membrane is
A. permeable
B. semipermeable
C. selectively permeable
D. impermeable
Answer : B
A. permeable
B. semipermeable
C. selectively permeable
D. impermeable
Answer : B
16. Bromine is
A. A Black solid
B. A red liquid
C. A highly inflammable gas
D. colourless gas insoluble in water
Answer : B
A. A Black solid
B. A red liquid
C. A highly inflammable gas
D. colourless gas insoluble in water
Answer : B
17. The fastest acting enzyme in the biological kingdom is
A. amylase
B. lipase
C. carboxypeptidase
D. carbonic anhydrase
Answer : D
A. amylase
B. lipase
C. carboxypeptidase
D. carbonic anhydrase
Answer : D
18. Which of the following characters is not shown by hydrogen
A. It burns in air to form water
B. It supports combustion
C. It readily combines with fluorine and chlorine
D. It combines with almost all metals forming hydrides
Answer : B
A. It burns in air to form water
B. It supports combustion
C. It readily combines with fluorine and chlorine
D. It combines with almost all metals forming hydrides
Answer : B
19. The property of a substance to absorb moisture from the air on exposure is called
A. Desiccation
B. Efflorescence
C. Deliquescene
D. Osmosis
Answer : C
A. Desiccation
B. Efflorescence
C. Deliquescene
D. Osmosis
Answer : C
20. The type of glass used in making prisms and lenses is
A. Pyrex glass
B. Soft glass
C. Flint glass
D. Jena glass
Answer : C
A. Pyrex glass
B. Soft glass
C. Flint glass
D. Jena glass
Answer : C
21. Which of the following is the lightest metal ?
A. Mercury
B. Lithium
C. Lead
D. Silver
Answer : B
A. Mercury
B. Lithium
C. Lead
D. Silver
Answer : B
22. Which of the following is in liquid form at room temperature ?
A. Sodium
B. Cerium
C. Francium
D. Lithium
Answer : C
A. Sodium
B. Cerium
C. Francium
D. Lithium
Answer : C
23. Which of the following elements is a metal
A. S
B. Ga
C. Se
D. I
Answer : B
A. S
B. Ga
C. Se
D. I
Answer : B
24. The smallest functional and structural unit of kidney is called as
A. Granulocyte
B. Neuron
C. Reticulocyte
D. Nephron
Answer : D
A. Granulocyte
B. Neuron
C. Reticulocyte
D. Nephron
Answer : D
25. In a certain electronic circuit the output is positive if input 1 is positive and input 2 is zero. If both inputs are positive the output is zero. This is
A. an AND circuit
B. an OR circuit C. a high-pass filter
D. a NOR circuit
Answer : B
A. an AND circuit
B. an OR circuit C. a high-pass filter
D. a NOR circuit
Answer : B
26. The speed of light with the rise in the temperature of the medium
A. Increases
B. Remains unaltered
C. Drops sharply
D. Decreases
Answer : B
A. Increases
B. Remains unaltered
C. Drops sharply
D. Decreases
Answer : B
27. The major ingredient of leather is
A. Nucleic acid
B. Carbohydrate
C. Collagen
D. Polymer
Answer : C
A. Nucleic acid
B. Carbohydrate
C. Collagen
D. Polymer
Answer : C
28. Liquefied Petroleum gas (LPG) consists of mainly
A. Methane, Butane and Propane
B. Methane, Ethane and Hexane
C. Ethane, Hexane and Nonane
D. Methane, Hexane and Nonane
Answer : A
A. Methane, Butane and Propane
B. Methane, Ethane and Hexane
C. Ethane, Hexane and Nonane
D. Methane, Hexane and Nonane
Answer : A
29. The hardest substance available on earth is
A. Platinum
B. Quartz
C. gold
D. Diamond
Answer : D
A. Platinum
B. Quartz
C. gold
D. Diamond
Answer : D
30. Quartz crystals normally used in quartz clocks etc. is chemically
A. A mixture of B and C
B. Silicon dioxide
C. Germenium dioxide
D. Sodium Silicate
Answer : B
A. A mixture of B and C
B. Silicon dioxide
C. Germenium dioxide
D. Sodium Silicate
Answer : B
31. Permanent hardness of water can be removed by adding
A. Potassium Permanganate
B. Bleaching Powder
C. Chlorine
D. Washing Soda
Answer : D
A. Potassium Permanganate
B. Bleaching Powder
C. Chlorine
D. Washing Soda
Answer : D
32. Pollination by birds is called
A. autogamy
B. entomophily
C. anemophily
D. ornithophily
Answer : D
A. autogamy
B. entomophily
C. anemophily
D. ornithophily
Answer : D
33. Epoxy resins is used as
A. Adhesives
B. Detergents
C. Insecticides
D. Moth repellants
Answer : A
A. Adhesives
B. Detergents
C. Insecticides
D. Moth repellants
Answer : A
34. Water has maximum density at
A. 0°C
B. -4°C
C. 100°C
D. 4°C
Answer : D
A. 0°C
B. -4°C
C. 100°C
D. 4°C
Answer : D
35. Which of the following elements is non-radioactive?
A. Uranium
B. Plutonium
C. Thorium
D. Zirconium
Answer : D
A. Uranium
B. Plutonium
C. Thorium
D. Zirconium
Answer : D
36. The metal that is present in Photo Films is
A. Silver
B. Magnesium
C. Platinium
D. Mercury
Answer : A
A. Silver
B. Magnesium
C. Platinium
D. Mercury
Answer : A
37. Which of the following items will be attracted to the north pole of a permanent magnet by a magnet force?
A. A piece of iron that is not a permanent magnet
B. The north pole of another permanent magnet
C. A positively charged glass rod
D. A negatively charged rubber rod
Answer : A
A. A piece of iron that is not a permanent magnet
B. The north pole of another permanent magnet
C. A positively charged glass rod
D. A negatively charged rubber rod
Answer : A
38. The solar eclipse occurs when
A. the sun comes in between the moon and the earth
B. the moon comes in between the sun and the earth
C. the earth comes in the between the sun and the moon
D. None of the above
Answer : B
A. the sun comes in between the moon and the earth
B. the moon comes in between the sun and the earth
C. the earth comes in the between the sun and the moon
D. None of the above
Answer : B
39. According to Daltons atomic theory the smallest particle which can exist independently is
A. An atom
B. A cation
C. A molecule
D. An anion
Answer : A
A. An atom
B. A cation
C. A molecule
D. An anion
Answer : A
40. Which of the following is commonly called a polyamide ?
A. Orion
B. Terylene
C. Rayon
D. Nylon
Answer : D
A. Orion
B. Terylene
C. Rayon
D. Nylon
Answer : D
41. Rust is
A. A mixture of FeO and Fe(OH)2
B. A mixture of Fe2O3 and Fe(OH)2
C. A mixture of Fe2O3, 3H2O and FeO
D. FeO only
Answer : C
A. A mixture of FeO and Fe(OH)2
B. A mixture of Fe2O3 and Fe(OH)2
C. A mixture of Fe2O3, 3H2O and FeO
D. FeO only
Answer : C
42. Glass is made from the mixture of
A. Quartz and mica
B. Sand and salt
C. Sand and silicates
D. None of these
Answer : C
A. Quartz and mica
B. Sand and salt
C. Sand and silicates
D. None of these
Answer : C
43. The removal of top soil by water or wind is called
A. Soil erosion
B. Soil wash
C. Silting of soil
D. Soil creep
Answer : A
A. Soil erosion
B. Soil wash
C. Silting of soil
D. Soil creep
Answer : A
44. The metal used in storage batteries
A. Zinc
B. Iron
C. Copper
D. Lead
Answer : D
A. Zinc
B. Iron
C. Copper
D. Lead
Answer : D
45. The recent atomic weight scale is based on
A. 1H1
B. 1H2
C. 6C12
D. 8O16
Answer : C
A. 1H1
B. 1H2
C. 6C12
D. 8O16
Answer : C
46. The Panda belongs to the same family as that of
A. Cat
B. Bear
C. Rabbit
D. Dog
Answer : B
A. Cat
B. Bear
C. Rabbit
D. Dog
Answer : B
47. Brass gets discoloured in air due to the presence of which gas in air
A. Carbon dioxide
B. Hydrogen Sulphide
C. Oxygen
D. Nitrogen
Answer : B
A. Carbon dioxide
B. Hydrogen Sulphide
C. Oxygen
D. Nitrogen
Answer : B
48. The intencity of Earthquakes is measured on
A. Beaufort scale
B. Secant scale
C. Mercalli scale
D. Richter scale
Answer : D
A. Beaufort scale
B. Secant scale
C. Mercalli scale
D. Richter scale
Answer : D
49. Earth's seasons are caused by which of the following?
A. The varying amount of sunspot activity
B. The tilt of the earth's rotation relative to the ecliptic as earth revolves around the sun
C. The earth's orbit around the sun as an exlipse rather than a circle
D. The rotation of during a 24-hour day
Answer : B
A. The varying amount of sunspot activity
B. The tilt of the earth's rotation relative to the ecliptic as earth revolves around the sun
C. The earth's orbit around the sun as an exlipse rather than a circle
D. The rotation of during a 24-hour day
Answer : B
50. The oxide of Nitrogen used in medicine as anaesthetic is
A. Nitric oxide
B. Nitrogen dioxide
C. Nitrogen pentoxide
D. Nitrous oxide
Answer : C
A. Nitric oxide
B. Nitrogen dioxide
C. Nitrogen pentoxide
D. Nitrous oxide
Answer : C
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