Top 100 Most Repeated Every Day Science MCQs for the Preparation of exams Vol 4

Here are the most repeated MCQs for the Preparation of PPSC, FPSC, and all other Government and Private Sector Job Vacancies Tests. Prepare these Questions before going for Tests.

61. Twinkling of stars is caused by
    a. Reflection of light
    b. Polarization of light
    c. refraction of light 
    d. Interference of light

62. The science which deals with study of manners and customs of people is
    a. Ethnology
    b. Morphology
    c. Ethics
    d. Genetics
63. Chemical used to kill rats and mice are
    a. Insecticides
    b. Rodenticides
    c. Fungicides
    d. Herbicides
64. One of the countries through which equator passes is
    a. Kenya 
    B. Pakistan
    c. Malaysia
    d. Malta
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
    d. Strain

66. The instrument which measures very high temperature is
    a. Manometer
    b. Thermostat
    c. Chronometer
    d. Pyrometer
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
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
69. Night vision is possible with the help of
    a. Red light
    b. Violet light
    c. Infrared Rays
    d. Ultra violet Light
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
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

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
73. The planet Mercury completes one rotation around the sun is 
    a. 88 days
    b. 365 days
    c. 98 days
    d. 60 days
74. Fossils found in the lowest geological strata are generally most
    a. Advance
    b. Complex
    c. Primitive 
    d. Specialized
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
76.  What is the only source of new alleles?
    a. Crossing over
    b. independent assortment
    c. Mutation
    d. Fertilization
77.  Polygenic characteristic are controlled by
    a. Dominant genes
    b. Recessive genes
    c. Multiple genes
    d. Mutated genes
78. Founder of modern astronomy was
    a. Archimedes
    b. William Gilbert
    c. Nicolas Copernicus
    d. Michael Faraday
79. In humans, most nutrient molecules are absorbed by the
    a. small intestine 
    b. stomach
    c. liver
    d. large intestine
80.  The energy needed to fuel essential body processes is called
    a. Essential nutrient level
    b. Basal metabolism 
    c. None of these
    d. Optimum energy intake

Read More: Top 100 Most Repeated Every Day Science MCQs for the Preparation of exams Vol 3