Science,General knowledge.

Q 1. Which is the outermost planet in the solar system?

A. Mercury

B. Pluto

 *C. Neptune* 

D. Uranus


Q 2. The SI unit of charge is:

A. Ampere

 *B. Coulomb* 

C. Ohm


Q 3. Very High Frequency (VHF) have

 *A. shorter* 

B. shortest

C. longer

D. longest wavelengt


Q 4. Long-sight defect could be corrected by using lens.

A. concave

 *B. convex* 

C. diverging

D. none of these


Q 5. Deficiency of Vitamin-A results in:

 *A. night blindness* 

B. rickets

C. scurvy

D. hair fall


Q 6. For a fixed mass of gass at constant temperature, i we decrease volume, the pressure will:

A. also decrease

 *B. increase* 

C. remains constant

D. none of these


Q 7. The lifespan of Red Blood Cells is

A. 60

 *B. 120* 

C. 180

D. 240


Q 8. The density of water is:

 *A. 1g/cm* 

B. 1.5 g/cm

C. 2g/cm3

D. none of these.


Q 9. Radioactivity was discovered by:

A. Kelvin

B. Thomson

C. Rutherford

 *D. Bacquerel* 


Q 10. A device which converts chemical energy into electrical energy is called:

A. motor

B. generator

C. moving-coil meter

 *D. Battery* 


Q 11. The Sun is a:

 *A. Star* 

B. Planet

C. Asteroid

D. Meteor


Q 12. The average adult has a blood volume of about liters.

A. 4

 *B. 5* 

C. 6


Q 13. The most abundant element in the universe is:

A. Oxygen

 *B. Hydrogen* 

C. Carbon Dioxide

D. Silicon


Q 14. The most abundant element in the Earth's crust:

 *A. Oxygen* 

B. Hydrogen

C. Carbon Dioxide

D. Silicon


Q 15. Each day human body breathe inliters 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


Q 16. Deficiency of Vitamin-D results in:

A. night blindness

 *B. rickets* 

C. scurvy

D. hair fall


Q 17. The SI unit of "pressure" is:

 *A. pascal* 

B. joule

C. tesla

D. henry


Q 18. The most densest substance on the Earth is:

A. Platinum

B. Copper

C. Steel

 *D. Osmium* 


Q 19. A camera uses a____to form an image.

 *A. convex lens* 

B. concave lens

C. condenser lens

D. none of these


Q 20. Which from the following is NOT a conductor?

A. Aluminium

B. Silicon

C. Graphite

 *D. All are conductors* 


Q 21. CNG stands for?

A. Converted Natural Gas B. Conduced Natural Gas C. Conducted Natural Gas

 *D. Compressed Natural Gas* 


Q 22. Which from the following is true for "Sound"?

 *A. Sound cannot travel through a vaccum* 

B. Sound cannot travel through gases

C. Sound cannot travel through liquids

D. Sound cannot travel through solids


Q 23. When white light is passed through a prism, it splits into

A. 5

 *B. 6* 

C. 7

D. 8 colours.


Q 24. 1 nanometer =?

A. 103 meter

B. 10 meter

 *C. 10 meter* 

D. 10 meter


Q 25. Instrument used for measuring very high temperature is:

A. Pyroscope

 *B. Pyrometer* 

C. Seismograph

D. Xylometer


Q 26. Sound waves are,

A. Transverse

B. Electromagnetic

 *C. Longitudinal* 

D. none of these


Q 27. The lifespan of White Blood Cells is

 *A. 1* 

B. 2

C. 3

D. 4


Q 28. The fluid part of blood is known as.?

 *A. plasma* 

B. platelets

C. blood cells


Q 29. X-rays were discovered by:

 *A. Rontgen* 

B. Thomson

C. Rutherford

D. Bacquerel


Q 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


Q 31. During winter in cold countries, the melt the ice on the icy roads.

 *A. Salt* 

B. Chlorine

C. Carbon dioxide

D. Water


Q 32. 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


Q 33. The nearest planet to the Earth is:

 *A. Venus* 

B. Mercury

C. Mars


Q 34. The planet that moves round the Sun at the highest speed is?

A. Jupiter

B. Venus

C. Mars

 *D. Mercury* 


Q 35. In general, Comets have

A. Elliptical

 *B. Highly elliptical* 

C. Circular

D. Parabolic


Q 36. GPS is an abbreviation for?

A. Global Poles System B. Global Poly Siliconium Store

 *C. Global Positioning System* 


Q 37. Oxidation is a chemical reaction involving:

A. Gain of Electrons

waves. days. is mixed to orbits.


*B. Loss of Electrons.* 

C. Gain of Protons

D. Loss of Protons


Q 38. At night, Plants intake

 *A. Oxygen - Carbon dioxide* 

B. Carbon dioxide - Oxygen

C. Oxygen - Carbon monoxide

D. Carbon monoxide - Oxygen


Q 39. Urine is produced in:

 *A. Kidneys* 

B. Lungs

C. Large intestine


Q 40. Blood is cleaned by:

A. Lungs and release:

B. Liver

C. Heart

 *D. Kidneys* 


Q 41. The position of an element ____in the Periodic Table is determined by its.

A. Electron number.

 *B. Proton* 

C. Neutron

D. Positron


Q 42. 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.


Q 43. The planet which is easily visible from the Earth is?

A. Mercury

 *B. Venus* 

C. Mars

D. Jupiter


Q 44. The Great Spot is on the planet:

A. Saturn 

B. Venus

C. Mars

 *D. Jupiter* 


Q 45. The Great Spot is a:

A. Mountain

B. Desert

C. Frozen Carbon dioxide *D. Storm.* 


Q 46. The bodyguard of the Earth is the Earth from many Comets and Asteroids.

A. Mars

B. Saturn

C. Uranus

 *D. Jupiter* 


47. 1 light year = ?

A. 9.5x10° km

B. 9.5x10° km

 *C. 9.5x10" km* 

D. 9.5x1018 km.


Q 48. The planets visible to us without using a telescope are:

A. 3

B. 4

 *C. 5* 

D. 6


Q 49. According to Big Bang Theory, the Universe began about

 *A. 10 - 20* 

B. 20 - 30

C. 30 - 40

D. 40 - 50


Q 50. Biosensor is used to measure?

 *A. Blood glucose level* 

B. The body pH value

C. Amount of hemoglobin

D. Salinity in Urine


Q 51. Einstein's famous equation which states that mass and energy are interchangeable is?

 *A. E- me* 

B. E= cm

C. M= ec

D. M ce"


Q 52. The SI unit of electric current is?

A. Coloumb

 *B. Ampere* 

C. Volt

D. Watt


Q 53. The principal constituent of the atmosphere of the Earth is?

A. Oxygen

B. Carbon

C. Hydrogen

 *D. Nitrogen* 


Q 54. What is Dry Ice?

A. Solid Oxygen

 *B. Solid Carbon Dioxide* 

C. Solid Hydrogen

D. Solid Nitrogen


Q 55. What are the primary colours?

A. White, Black, Blue

B. Red, Yellow, Blue

C. Red, Orange, Blue

 *D. Red, Green, Blue* 


Q 56. Digestion of food is completed in the:

 *A. small intestine* 

B. large intestine

C. Liver


Q 57. Carrot is good source of Vitamin?

 *A. A* 

B. B complex

C. C


Q 58. For proper formation of teeth, is essential.

A. iodine

B. copper

 *C. fluorine* 

D. iron


Q 59. Deficiency of growth.

 *A. zinc* 

B. iodine

C. copper


Q 60. Meteorology is the study of?

A. seasons

 *B. atmosphere* 

C. air and sounds

D. winds and clouds.


Q 61. The Carbon Dioxide in the atmosphere, by volume, is.

 *A. 0.03%* 

B. 3%

C. 13%

D. 30%


Q 62. Diamond is an allotropic form of.

 *A. Carbon* 

B. Hydrogen

C. Nitrogen

D. Silicon


Q 63. The SI unit of Heat is .

A. Watt

B. Volt

 *C. Joule* 

D. Newton


Q 64. The good sources of Vitamin-A are .

 *A. green leafy vegetables* 

B. seeds

C. fresh vegetables and fruits

D. sea foods


Q 65. The good sources of Vitamin-B Complex are

A. green leafy vegetables

 *B. seeds* 

C. fresh vegetables and fruits

D. sea foods


Q 66. The good sources of Vitamin-C are.

A. green leafy vegetables

B. seeds

 *C. fresh vegetables and fruits* 

D. sea foods


Q 67. The good sources of iodine are

A. green leafy vegetables

B. seeds

C. fresh vegetables and fruits

 *D. sea foods* 


Q 68. The gas, known as "laughing gas", is

A. Cabon Dioxide

B. Sulfur Dioxide

 *C. Nitrous Oxide* 

D. Sodium Oxide


Q 69. The source of oxygen in photosynthesis is

 *A. water* 

B. salts

C. minerals.


Q 70. The instrument used to measure wind speed is

 *A. Anemometer* 

B. Barometer

C. Hydrometer

D. Hygrometer


Q 71. The natural fats and oils are composed of

 *A. Carbon, Hydrogen and Oxygen* 

B. Carbon, Hydrogen and Nitrogen

C. Carbon,Oxygen and Nitrogen

Hydrogen, oxygen and Nitrogen.


Q 72. The energy value of food is measured is.

A. Joule

 *B. Calories* 

C. Tesla

D. Proteins


Q 73. Wind energy is the ?

A. Potential

B. Transverse

 *C. Kinetic* 

D. Mechanical energy. 


Q 74. Who is considered the founder of meteorology?

 *A. Aristotle* 

B. Plato

C. Einstein


Q 75. Water covers____of the earth Surface.

A. 60%

B. 65%

 *C. 70%* 

D. 75%


Q 76. In general, wind speed of 105-137 caused *A. minor or no damage* 

B. considerable damage

C. severe damage

D. extreme damage.


Q 77. Acid rain is mainly caused by emissions of the atmosphere.

A. Sulfur Dioxide and Potassium Nitrate

B. Sulfur and Charcoal

C. Nitrogen Oxide and Potassium Nitrate

 *D. Sulfur Dioxide and Nitrogen Oxide* 


Q 78. About 50% of the Earth's crust, including the waters on the Earth and atmosphere, is

 *A. Oxygen* 

B. Cabon Dioxide

C. Silicon

D. Clay


Q 79. The fourth state of matter is

A. Water

B. Salts

C. Vapours

 *D. Plasma* 


Q 80. The device used to convert Alternate Current into Direct Current is called ?

A. Anemometer

B. Battery

C. Galvanometer

 *D. Rectifier* 


Q 81. In night, when photosynthesis is stopped, plants

A. take in Carbon Dioxide B. take in Oxygen

 *C. give off Carbon Dioxide* 

D. give off Oxygen


Q 82. During photosynthesis, plants

A. take in Carbon Dioxide B. take in Oxygen

C. give off Carbon Dioxide

 *D. give off Oxygen* 


Q 83- _____are called the powerhouses of the cell.

 *A. Mitochondria* 

B. Vesicles

C. Lungs

D. Liver


Q 84. Mitochondria contain their own supply of

 *A. DNA* 

B. Amino acids

C. Vitamins


Q 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


Q 86. The number of oscillations per second is called:

A. hertz

B. waves

C. pitch

 *D. frequency* 


Q 87. Sound waves from a loudspeaker are caused by

A. frequency

 *B. vibrations* 

C. pitch.

D. amplitude


Q 88. The guitar has_____Strings.

A. 4

B. 5

 *C. 6* 

D. 7


Q 89. The device used to measure movements of the heart is

 *A. Cardiograph* 

B. Seismograph

C. Hydrometer

D. Hygrometer


Q 90. The unit used to measure Pressure' is

 *A. pascal* 

B. newton

C. watt

D. tesla


Q 91. There are_____methods of heat transfer.

A. 3

B. 4

C. 5

 *D. 6* 


Q 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* 


Q 93. If we heat one end of metallic rod, the other end gets hot. The method of heat transfer is

 *A. Conduction* 

B. Convection

C. Radiation


Q 94. A person seated in front of a fire receives heat by

A. Conduction

B. Convection

 *C. Radiation* 

D. None of these


Q 95. The unit used to measure magnetic flux' is

A. pascal

B. farad

 *C. weber* 

D. henry


Q 96. Battery was invented by

 *A. Volta* 

B. Hero

C. Fermi

D. Maiman


Q 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* 


Q 98. The nearest planet to the Sun is

A. Mercury

 *B. Venus* 

C. Mars

D. Jupiter


Q 99. Bronze is an alloy of

A. Iron,Carbon

 *B. Copper, Tin* 

C. Nickel, Zinc

D. Mercury, Lead


Q 100. Molecules with identical molecular formulae but with different structural formulae are:

A. Isotopes

 *B. Isomers* 

C. Electrode

D. Compound

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