Every Day Science MCQS 81 TO 100

Every Day Science MCQS 81 TO 100

81. Which of the following is an organic molecule needed by the body in small amounts?

a) Protein
b) Vitamin C
c) Zinc
d) Monosaccharide
e) None of these

82. Inhaled air passes through which of the following in the last?

a) Bronchiole
b) Larynx
c) Pharynx
d) Trachea
e) None of these

83. Which of the following is a form of sexual reproduction?

a) Hermaphroditism
B) Fission
c) Fragmentation
d) Budding
e) None of these

84. Cobalt is a material which is :
a) Strongly attracted by a magnet
B) Not attracted by a magnet
c) not a magnet
d) Weakly attracted by a magnet
e) None of these

85. Laughing gas has chemical composition of the following two elements which are :

a) Nitrogen + Hydrogen
b) Nitrogen + Carbon
c) Nitrogen + oxygen
d) Oxygen + Carbon
e) None of these

86. Hepatitis A is transmitted to different individuals by :

a) Water
b) Sneezing
c) Spit
d) Foeces
e) None of these

87. The unit that coordinates different devices of the computer system is :

a) ALU
b)Register
c) Control unit
d) Logical instruction
e) None of these

88. The most abundant element present is in the human body is :

a) Nitrogen
b) Oxygen
c) Carbon
d) Hydrogen
e) None of these

89. Cancer can be treated by :

a) Antibiotics and vaccines
b) Radiotherapy and antibodies
c) Chemotherapy and radiotherapy
d) Antibodies and chemotherapy
e) None of these

90. Animals obtain carbon dioxide mainly from :

a) Starch
b) Sucrose
c) Glucose(when glucose is broken down, Carbon dioxide and water are produced)
d) Glycogen
e) None of these\

91) Person with following blood group are considered to be universal recipient.

a. A+
b. B+
c. AB+
d. O+
e. None of these

(92) Study of life in outer space is known as:

a. Endobiology
b. Exobiology
c. Enterobiology
d. Neobiology
e. Micro biology

(93) The name of the common mineral salt present in seat is:

a. Calcium Oxalate
b. Potassium Sulphate
c. Sodium Chloride
d. Iron Sulphate
e. None of these

(94) Sensitive layer of the eye is:

a. Choriods
b. Sclerotic
c. Retina
d. Cornea
e. None of these

(95) Laughing gas has chemical composition of following two elements.

a. Nitrogen + Hydrogen
b. Nitrogen + Carbon
c. Nitrogen + Oxygen
d. Oxygen + Carbon
e. None of these

(96) Dr. Abdus Salam of Pakistan was one of the contributors of the unification of:

a. Electromagnetic force and gravitational force
b. Electromagnetic force and weak nuclear force
c. Gravitational force and weak nuclear force
d. Weak nuclear force and strong nuclear force
e. None of these

(97) Which triplet in DNA codes for valine:

a. CTT
b. AGU
c. CAT
d. AAT
e. None of these

(98) What is the chance of diabetic baby born to parents both heterozygous normal ?

a. Zero
b. ¼
c. ½
d. ¾
e. None of these

(99) Which of the following is not a part of Darwinism:

a. Over production
b. Natural selection
c. Inheritance for acquired characters
d. Competition for survival
e. None of these

(100) Role of biotechnology in the production of food based on:

a. Decomposition
b. Respiration
c. Digestion
d. Fermentation\
e. None of these

 

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Every Day Science MCQS 61 TO 80

Every Day Science MCQS 61 TO 80


61. Twinkling of stars is caused by :

a) Reflection of light
b) Polarization of light
c) refraction of light
d) Interference of light
e) None of these

62. Magnifying power of a simple microscope can be increased by :
a) increasing focal length of the lens
b) Decreasing focal length of the lens(for high magnification, focal length of magnifying glass should be small.)
c) Lens of large aperture
d) lens of short aperture
e) None of these

63. Bronze medal is made up of metal :

a) Copper , Zinc
b) Copper , Nickle
c) Copper , Tin
d) Sopper , Silver

64. One of the countries through which equator passes is :

a) Kenya
B) Pakistan
c) Malaysia
d) Malta
e) None of these

65. A very important practical application of properties of matter is hoeing or "godi" practiced by the farmers. This property of matter is called :

a) Elasticity
b) Stress
c) Capillarity(wiki answers)
d) Strain
e) None of these

66. It is observed that the total pressure exerted by air on the man of average siz is around 14.7 lb wt. per square inch. But the man feels quite comfortable,. It is because of :

a) An equal and opposite pressure acts from inside
b) of the height of a man
c) of gravity
d) Earth pulls the man upward
e) None of these

67) A nuclear reactor is a device used to carry out controlled nuclear reaction whereas GM counter is a device used to detect :

a) Current
b) Voltage
C) nuclear Radiation
d) power
e) None of these

68. A body can escape the gravitational pull of the earth if it is thrown up with a velocity of:

a) 25 miles per sec
b ) 60 miles per sec
c) 7 miles per sec
d) 10 miles per sec
e) None of these

69. Night vision is possible with the help of :

a) Red light
b) Violet light
c) Infrared Rays
d) Ultra violet Light
e) None of these

70. Myopia is a defect of human eye. it can be corrected by using a lens called :

a) Convex lens
b) Concave lens
c) Cylindrical lens
d) Plano convex lens
e) None of these

71. Walnuts can be broken in the hand by squeezing two together but not one. It is because of :

a) Work done
b) Power
c) Energy
d) Volume
e) None of these

72. The instrument which i specially design for recording earth quake wave is called seismograph which measure earth quake waves on a

a) Diatonic scale
b) Fahrenheit Scale
c) Richter scale
d) Celsius Scale
e) None of these

73. The planet Mercury completes one rotation around the sun is
a) 88 days
b) 365 days
c) 98 days
d) 60 days
e) None of these

74. Fossils found in the lowest geological strata are generally most :

a) Advance
b) Complex
c) Primitive
d) Specialized
e) None of these

75. Evolution can be described as :

a) A continuing process
b) A catastrophic event in the past
c) Static
d) The attaining of an ideal type
e) None of these

76. What is the only source of new alleles?
a) Crossing over
b) independent assortment
c) Mutation
d) Fertilization
e) None of these

77. Polygenic characteristic are controlled by :
a) Dominant genes
b) Recessive genes
c) Multiple genes
d) Mutated genes
e) None of these

78. Which of the following , lists the four stages of food processing in order?

a) ingestion , digestion , absorption , elimination
b) digestion , ingestion , absorption , elimination
c) ingestion , absorption , elimination , digestion
d) absorption , digestion , ingestion , elimination
e) None of these

79. In humans , most nutrient molecules are absorbed by the :

a) small intestine
b) stomach
c) liver
d) large intestine
e) None of these

80. The energy needed to fuel essential body processes is called :

a) Essential nutrient level
b) Basal metabolism
c) None of these
d) recommended daily allowance
e) Optimum energy intake

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Every Day Science MCQS 41 TO 60

Every Day Science MCQS 41 TO 60



41. Water is heated in a kettle. The inside water is heated by convection. A person sitting near the fire receives heat by :

a) Conduction
b) Convection
c) Radiation
d) Reflection
e) None of these

42. A time can come when we will be able to design a machine which can go on working for ever without the expenditure of energy. Is it possible ?

a) No
b) Yes
c) In due course time
d) Very soon
e) None of these

43. The measurement of rainfall is made by an instrument known as :

a) Hydrometer
b) Barometer
c) Hygrometer
d) Pedometer
e) None of these(Rain gauge)

44. Light year is a unit of :

a) Distance
b) Time Period
c) Light intensity
d) Time
e) none of these

45. Three elements needed for the healthy growth of plants are :

a) N,P,K
b) N,C,P
c) N,K,C
d) N,S,P
e) none of these

46.Copper can be converted into gold by :

a) Heating
b) Artificial Radioactivity
c) Electroplating
d) Chemical reaction
e) None of these

47. In winter an iron pipe feel colder than a wooden window . This is because wood is :

a) Conductor
b) non-Conductor
c) Semi- Conductor
d) Not a solid while iron is a solid
e) None of these

48. The echo (reflected sound) will be distinctly heard only at ordinary temperatures if the distance of the reflecting surfaces from the source of sound is at least :

a) 1120 ft
b) 120 ft
c) 56fft
d) 100 ft
e) None of these

49. It is possible to recognize a person in the dark by simply hearing his unique voice . It is because of the:

a) pitch
b) Frequency
c) Time period
d) Quality
e) None of these

50. When a ray of sunlight enters a dark room , its straight path become visible because of dust particles hanging in the air. It is because light is :

a) Visible
B) Transparent
c) Invisible (not confirmed)
d) opaque
e) None of these

51. A six feet tall lady wants to see her full image in a plane mirror . The minimum length of the mirror will be :

a) 6 feet
b) 12 feet
c) 4 feet
d) 3 feet
e) None of these

52. The principle used in radar is the same as that of Sonar. In radar we use radio waves ; whereas in sonar we use :

A) red waves
b) Infrared waves
c) Ultrasonic
d) super sonic
e) None of these

53. In a fission nuclear reaction , a heavy nucleus breaks up into smaller nuclei whereas in another nuclear reaction two or more than two possibly nuclei are fused to form a heavy nucleus This nuclear reaction is called :

a) Chemical Reaction
b) Nuclear reaction
c) Fission nuclear reaction
d) Fusion nuclear reaction
e) None of these

54. Parsec is a unit of :

a) Energy
b) Time
c) Power
d) Distance
e) None of these

55. German Silver is an alloy of:

A) Zn + Ni
b) Cu + Zn
c) Cu + Ni
d) Cu + Sn
e) None of these

56. The Continent Antarctica lies at the:

a) North pole b) South pole c) middle of the earth d) Equator
e) None of these

57. The temperature of the dead body is:

a) 0 'C
b) 37 '
c) room temperature
d) temperature of the place where it is kept
e) None of these

58. Lactometer is a type of Hydrometer which is used to measure the specific gravity of :

a) Honey
b) Water
c) Milk
d) olive oil
e) None of these

59. Cusec is a unit of :

a) Area
b) Time
c) Distance
d) mass
e) None of these(it is unit of flow rate cubic per second)

60. The deepest place on earth is :

a) Trench
b) Mariana Trench
C) Mangrove
d) Groove
e) None of these

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