MCQOPTIONS
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MCQOPTIONS
This section includes 625 Mcqs, each offering curated multiple-choice questions to sharpen your GK knowledge and support exam preparation. Choose a topic below to get started.
| 51. |
Can the approximate age of the tree be ascertained? |
| A. | by sapping the height |
| B. | by sapping the diameter |
| C. | Counting the annual rings located mainly in the tane |
| D. | Counting the annual rings found in the branch |
| Answer» D. Counting the annual rings found in the branch | |
| 52. |
During which process does the substance get from oxygen or is hydrogen removed from it? |
| A. | Deselection |
| B. | Degradation |
| C. | Oxidation |
| D. | All of the above |
| Answer» D. All of the above | |
| 53. |
Some tips and related energy conversions are given below?(i) Electrical Generator - Electrical from Mechanical (ii) Electric motor - electro-to-mechanical (iii) Diesel engine - electric from light (iv) Solar cells - chemical to mechanical Which of the above pairs is related to it? |
| A. | (i) and (ii) |
| B. | (i) and (iii) |
| C. | (ii) and (iv) |
| D. | (iii) and (iv) |
| Answer» B. (i) and (iii) | |
| 54. |
For whom does plaster of Paris freeze? |
| A. | Carbon dioxide |
| B. | Hydrolysis |
| C. | Hydration |
| D. | D - Hydration |
| Answer» E. | |
| 55. |
The biological action in which Oxygen is free? |
| A. | Photosynthesis |
| B. | Respiration and excretion |
| C. | Respiration |
| D. | Respiration and photosynthesis |
| Answer» B. Respiration and excretion | |
| 56. |
Is the genetic substance found in the cell? |
| A. | DNA |
| B. | RNA |
| C. | Protein |
| D. | Carbohydrates |
| Answer» B. RNA | |
| 57. |
Which class does bee and Worm belong to? |
| A. | Pests |
| B. | Germs |
| C. | Tida |
| D. | None of these |
| Answer» B. Germs | |
| 58. |
What mosquito bite is transmitted by a disease called malaria |
| A. | Culex |
| B. | Anopheles female mosquito |
| C. | Dengue |
| D. | Male anopheles mosquito |
| Answer» C. Dengue | |
| 59. |
Is the largest cell in the human body? |
| A. | Muscle cell |
| B. | Skin cell |
| C. | Muscle cell |
| D. | Liver cell |
| Answer» B. Skin cell | |
| 60. |
A healthy man has a blood pressure ( stilock and distillatic ) ? |
| A. | 120 mm and 80 mm |
| B. | 120 mm and 110 mm |
| C. | 90 mm and 60 mm |
| D. | 85 mm and 55 mm |
| Answer» B. 120 mm and 110 mm | |
| 61. |
The lactose is made , from . . . . |
| A. | Glucose + Fructose |
| B. | Glucose + Glucose |
| C. | Glucose + Galactose |
| D. | Fructose + Fructose |
| Answer» D. Fructose + Fructose | |
| 62. |
Which of the following holds the Seking DNA? |
| A. | Centriol |
| B. | Golzikay |
| C. | Lysosome |
| D. | Mitocochondra |
| Answer» E. | |
| 63. |
Is the Taj Mahal being damaged? |
| A. | Floods in Yamuna |
| B. | by decomposition of marble at high temperature |
| C. | Air pollutants from Mathura Oil Refinery |
| D. | None of the above |
| Answer» D. None of the above | |
| 64. |
What enzyme occurs in human tears , causing bacteria to die ? |
| A. | Emiles |
| B. | Urias |
| C. | Lysozyme |
| D. | Tylin |
| Answer» D. Tylin | |
| 65. |
Is the german silver used in making utensils an alloy ? |
| A. | Copper, Silver and Nickel |
| B. | Copper, zinc and nickel |
| C. | Copper, zinc and aluminium |
| D. | Copper, Nickel and Aluminium |
| Answer» C. Copper, zinc and aluminium | |
| 66. |
Is it a small quantity of additives to keep tomato chutney fresh for longer? |
| A. | Sodium Tartrate |
| B. | Sodium chloride |
| C. | Sodium bicarbonate |
| D. | Sodium benzoate |
| Answer» E. | |
| 67. |
The major inert gas obtained as an ingredient of natural gas is the inert gas? |
| A. | Helium |
| B. | Neon |
| C. | Argon |
| D. | Crypton |
| Answer» B. Neon | |
| 68. |
What harmful gas is released by factories and vehicles |
| A. | Carbon monoxide |
| B. | Nitrogen dioxide |
| C. | Sulphur dioxide |
| D. | Carbon dioxide |
| Answer» B. Nitrogen dioxide | |
| 69. |
What principle does the publisher fibre work on? |
| A. | Total internal reflection |
| B. | Interference |
| C. | Scattering |
| D. | Diffraction |
| Answer» B. Interference | |
| 70. |
Whose first replacement of the heart was made by whom? |
| A. | Dr. William Harvey |
| B. | Sir F . G. hofkins |
| C. | Dr. Louis Pasteur |
| D. | Dr. Christian Bernard |
| Answer» E. | |
| 71. |
Is jean? |
| A. | A part of the liver |
| B. | A part of the RNA |
| C. | A portion of chromosomes |
| D. | A part of DNA |
| Answer» E. | |
| 72. |
H5N1 adds to influenza? |
| A. | Goat Flu |
| B. | Bird Flu |
| C. | Horse Flu |
| D. | Cow Flu |
| Answer» C. Horse Flu | |
| 73. |
Which of the following metals is used in Space Crafts to withstand high temperatures? |
| A. | Pb |
| B. | Ti |
| C. | Fe |
| D. | Ni |
| Answer» C. Fe | |
| 74. |
Persistence of vision is the Principle behind: |
| A. | Camera |
| B. | Binocular |
| C. | Cinema |
| D. | Periscope |
| Answer» D. Periscope | |
| 75. |
Which of the following substances is a bad conductor of electricity? |
| A. | Graphite |
| B. | Diamond |
| C. | Gold |
| D. | Silver |
| Answer» C. Gold | |
| 76. |
The escape velocity of the Earth is? |
| A. | 15.0 km/sec |
| B. | 21.1 km/sec |
| C. | 7.0 km/sec |
| D. | 11.2 km/sec |
| Answer» E. | |
| 77. |
The velocity of sound is minimum in? |
| A. | Air |
| B. | Iron |
| C. | Vacuum |
| D. | Water |
| Answer» D. Water | |
| 78. |
The major component of Honey is? |
| A. | Fructose |
| B. | Sucrose |
| C. | Glucose |
| D. | Maltose |
| Answer» B. Sucrose | |
| 79. |
Which one of the following metal is used with iron to make it rust free? |
| A. | Chromium |
| B. | Tin |
| C. | Alluminium |
| D. | Carbon |
| Answer» B. Tin | |
| 80. |
The full form of DNA is: |
| A. | deoxyribeneutral acid |
| B. | deltanucleic acid |
| C. | deoxyribonucleic acid |
| D. | dyoxyenucleic acid |
| Answer» D. dyoxyenucleic acid | |
| 81. |
B.C.G vaccination is to be given a newly born baby. |
| A. | Immediately after birth |
| B. | Within 48 days |
| C. | With in 6 days |
| D. | Within 1 month from birth |
| Answer» B. Within 48 days | |
| 82. |
Glucose is stored in the human body as- |
| A. | Starch |
| B. | Glycogen |
| C. | Fructose |
| D. | Maltose |
| Answer» C. Fructose | |
| 83. |
Who had given the theory of Plate tectonics? |
| A. | William Harvey |
| B. | Alfred Wegener |
| C. | Ernest Rutherford |
| D. | Edmond Becquerel |
| Answer» C. Ernest Rutherford | |
| 84. |
Which of the following is incorrect? |
| A. | Oncology - Study of Cancer |
| B. | Numismatics Stamps |
| C. | Ornithology- Study of birds |
| D. | Osteology - Study of bones |
| Answer» C. Ornithology- Study of birds | |
| 85. |
What is the smallest unit of power? |
| A. | Horsepower |
| B. | Megawatt |
| C. | Watt |
| D. | Kilowatt |
| Answer» D. Kilowatt | |
| 86. |
Farad is the unit of: |
| A. | Resistance |
| B. | Conductanc |
| C. | Capacitance |
| D. | Inductance |
| Answer» D. Inductance | |
| 87. |
The category in which 'Rat' comes in the food chain is- |
| A. | Primary consumer |
| B. | Secondary consumer |
| C. | Tertiary consumer |
| D. | Producer |
| Answer» B. Secondary consumer | |
| 88. |
The chemical name of_______ is calcium sulphate hemihydrates. |
| A. | Baking powder |
| B. | Gypsum |
| C. | Baking soda |
| D. | Plaster of Paris |
| Answer» E. | |
| 89. |
Which of the following energy varies with the height of an object? |
| A. | Nuclear energy |
| B. | Kinetic energy |
| C. | Chemical energy |
| D. | Potential energy |
| Answer» E. | |
| 90. |
The largest cell is ________________ |
| A. | The egg of an Ostrich |
| B. | Nerve Cell |
| C. | Ovum |
| D. | None of the above |
| Answer» B. Nerve Cell | |
| 91. |
Which type of iron ore has magnetic properties? |
| A. | Magnetite |
| B. | Hematite |
| C. | Limonite |
| D. | Siderite |
| Answer» B. Hematite | |
| 92. |
What is the physical phase of life called? |
| A. | Cytoplasm |
| B. | Organelles |
| C. | Protoplasm |
| D. | None of the above |
| Answer» D. None of the above | |
| 93. |
Which animal never drinks water in its entire life? |
| A. | Rat |
| B. | Kangaroo rat |
| C. | Kangaroo |
| D. | Hippopotamus |
| Answer» C. Kangaroo | |
| 94. |
Ranikhet disease is associated with |
| A. | Fish |
| B. | Honeybees |
| C. | Hens |
| D. | Pigs |
| Answer» D. Pigs | |
| 95. |
National Aquatic Animal of Indian is |
| A. | Gangetic Dolphin |
| B. | Whale |
| C. | Lion |
| D. | Chinkara |
| Answer» B. Whale | |
| 96. |
The Black soil is also known as ______ soil. |
| A. | Bhangar |
| B. | Humus |
| C. | Crystalline |
| D. | Regur |
| Answer» E. | |
| 97. |
The work done is zero if there is no _____. |
| A. | Power |
| B. | Momentum |
| C. | Velocity |
| D. | Displacement |
| Answer» E. | |
| 98. |
Which of the following represents the equation for position-time relation? |
| A. | $$ {2as={v^{2}-{u^{2}}}}$$ |
| B. | $$ {s=ut+{1 over 2}{at^{2}}}$$ |
| C. | v = u + at |
| D. | V = u + at |
| Answer» C. v = u + at | |
| 99. |
Transfer of pollen grains from anther to the stigma of a flower is called ___. |
| A. | Pollination |
| B. | Regeneration |
| C. | Transpiration |
| D. | Sexual reproduction |
| Answer» B. Regeneration | |
| 100. |
What is the scientific term for the speed of an object moving in a definite direction? |
| A. | Time |
| B. | Acceleration |
| C. | Velocity |
| D. | Motion |
| Answer» D. Motion | |