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.
| 101. |
In Modern Periodic Table, there is an anomaly when it comes to the position of_____because it can be placed either in group 1 or group 17 in the first period |
| A. | He |
| B. | H |
| C. | Li |
| D. | Be |
| Answer» C. Li | |
| 102. |
The time period of a vibrating body is 0.04s, then the frequency of the wave is___. |
| A. | 25Hz |
| B. | 20Hz |
| C. | 250Hz |
| D. | 200Hz |
| Answer» B. 20Hz | |
| 103. |
If the edge of a cube is halved, then its volume reduces to _____times the actual volume. |
| A. | 1/3 |
| B. | 1/4 |
| C. | 1/8 |
| D. | 1/2 |
| Answer» D. 1/2 | |
| 104. |
The cathode rays can be deflected- |
| A. | Both electric and magnetic field |
| B. | Not by any field |
| C. | Only by electric field |
| D. | Only by magnetic field |
| Answer» B. Not by any field | |
| 105. |
What is the viscosity of an ideal fluid? |
| A. | Equal to its mass |
| B. | Equal to its weight |
| C. | Zero |
| D. | One |
| Answer» D. One | |
| 106. |
The first protocol to ban the emissions of chlorofluorocarbons in the atmosphere was made in |
| A. | Montreal |
| B. | Osaka |
| C. | Geneva |
| D. | Florida |
| Answer» B. Osaka | |
| 107. |
Which of these is a micronutrient for plants? |
| A. | Carbon |
| B. | Oxygen |
| C. | Nitrogen |
| D. | Boron |
| Answer» E. | |
| 108. |
Who among the following was the first to say that mosquito is the carrier of malaria? |
| A. | Robert Koch |
| B. | Louis Pasteur |
| C. | Ronald Raas |
| D. | Leveron |
| Answer» D. Leveron | |
| 109. |
Blood does not clot in the blood vessels due to the presence of |
| A. | Thrombin |
| B. | Fibrinogen |
| C. | Heparin |
| D. | Prothrombin |
| Answer» B. Fibrinogen | |
| 110. |
Which of the following diseases is caused by protozoa? |
| A. | pyuria |
| B. | Peaches |
| C. | Malaria |
| D. | All of the above |
| Answer» E. | |
| 111. |
Which of the following is an epidemic and endemic disease? |
| A. | polio |
| B. | measles |
| C. | Typhoid |
| D. | Cholera |
| Answer» E. | |
| 112. |
Pyramid of energy |
| A. | is always upright. |
| B. | is inverted only for sea ecosystem. |
| C. | is always inverted. |
| D. | can be both inverted or upright. |
| Answer» B. is inverted only for sea ecosystem. | |
| 113. |
For control of which disease is an antigen ( D, P, T ) administered to children? |
| A. | Diphtheria, Pertussis, Typhoid |
| B. | Dengue, Polio, Typhoid |
| C. | Diphtheria, Pertussis, Tetanus |
| D. | Diphtheria, Polio, Tetanus |
| Answer» D. Diphtheria, Polio, Tetanus | |
| 114. |
How many contrasting characters did Mendel select for his experiments? |
| A. | 9 |
| B. | 10 |
| C. | 7 |
| D. | 8 |
| Answer» D. 8 | |
| 115. |
The most common cause of anemia in our country is |
| A. | Potassium deficiency |
| B. | Calcium deficiency |
| C. | Iron deficiency |
| D. | Magnesium deficiency |
| Answer» D. Magnesium deficiency | |
| 116. |
What is the point on the lever which does not move called? |
| A. | Effort |
| B. | Load |
| C. | Fulcrum |
| D. | Core |
| Answer» D. Core | |
| 117. |
Photosynthesis in plants converts light energy to____ energy. |
| A. | Chemical |
| B. | Thermal |
| C. | Kinetic |
| D. | Physical |
| Answer» B. Thermal | |
| 118. |
The number of RCB count in an adult male is? |
| A. | 4.6 Million |
| B. | 4.0 Million |
| C. | 6.5 Million |
| D. | 5 Million |
| Answer» E. | |
| 119. |
The main components of Liquid Petrolium Gas (LPG) are? |
| A. | Ethane, Propane and Butane |
| B. | Methane, Carbon Monoxide & Hydrogen |
| C. | Methane, Ethane and Hexane |
| D. | Methane, Pentane and Hexane |
| Answer» B. Methane, Carbon Monoxide & Hydrogen | |
| 120. |
The density of milk can be measured by? |
| A. | Butyrometer |
| B. | Thermometer |
| C. | Hydrometer |
| D. | Lactometer |
| Answer» E. | |
| 121. |
Bronze is an alloy of? |
| A. | Copper & Lead |
| B. | Copper & Tin |
| C. | Copper & Silver |
| D. | Copper & Zinc |
| Answer» C. Copper & Silver | |
| 122. |
The sky appears blue due to its? |
| A. | Refraction of Light |
| B. | Reflection of Light |
| C. | Scattering of Light |
| D. | Diffraction of Light |
| Answer» D. Diffraction of Light | |
| 123. |
The chemical name of Baking Soda is? |
| A. | Sodium Bicarbonate |
| B. | Sodium Hydroxide |
| C. | Sodium Chloride |
| D. | Sodium Sulphate |
| Answer» B. Sodium Hydroxide | |
| 124. |
Which of the following substance is used for Artificial Rain? |
| A. | Silver Iodide |
| B. | All of the Above |
| C. | Silver Bromide |
| D. | Ammonium Nitrate |
| Answer» B. All of the Above | |
| 125. |
Which one of the following organ is affected by Malaria? |
| A. | Kidney |
| B. | Spleen |
| C. | Heart |
| D. | Lungs |
| Answer» C. Heart | |
| 126. |
The weight of our body is mostly made of? |
| A. | From Water |
| B. | Parts of Skin |
| C. | From Bones |
| D. | Parts of Body |
| Answer» B. Parts of Skin | |
| 127. |
A satellite is kept moving in its orbit around the Earth due to its? |
| A. | Gravitational Force |
| B. | None of the Above |
| C. | Centrifugal Force |
| D. | Centripetal Force |
| Answer» E. | |
| 128. |
Communication satellites are used to - |
| A. | provide information of natural resources only |
| B. | transmit communication signal only |
| C. | receive communication signal only |
| D. | receive and redirect communication signal |
| Answer» E. | |
| 129. |
Bacteria is classified as____. |
| A. | Eukaryote organism |
| B. | Prokaryote organism |
| C. | Both a and b |
| D. | None of a and b |
| Answer» C. Both a and b | |
| 130. |
Mohs scale is used to measure ________. |
| A. | Elasticity of a Material |
| B. | Liquidity of a Substance |
| C. | Viscosity of Substance |
| D. | Hardness of Substance |
| Answer» E. | |
| 131. |
Who invented the bifocal glasses? |
| A. | Thomas Alva Edison |
| B. | Benjamin franklin |
| C. | Evangelista |
| D. | Isaac Newton |
| Answer» C. Evangelista | |
| 132. |
Who discovered Cathode rays? |
| A. | J.J.Thomson |
| B. | Rutherford |
| C. | Chadwick |
| D. | Goldstein |
| Answer» B. Rutherford | |
| 133. |
For which invention is Otto Hahn famous? |
| A. | Atom bomb |
| B. | Television |
| C. | X-rays |
| D. | Miner s safety lamp |
| Answer» B. Television | |
| 134. |
The size of the earth in the sequence of planets: |
| A. | Fifth |
| B. | Seventh |
| C. | Third |
| D. | Fourth |
| Answer» B. Seventh | |
| 135. |
Who invented the Locomotive Engine? |
| A. | Richard Gatling |
| B. | E.G. Otis |
| C. | Richard Trevithick |
| D. | Sir Humphry Davy |
| Answer» D. Sir Humphry Davy | |
| 136. |
The device that confirms the presence of electric charge: |
| A. | Dynamo |
| B. | Electroscope |
| C. | Ammeter |
| D. | Cryotron |
| Answer» C. Ammeter | |
| 137. |
Retinol is mainly related to ________. |
| A. | Vitamin A |
| B. | Vitamin B |
| C. | Vitamin D |
| D. | Vitamin E |
| Answer» B. Vitamin B | |
| 138. |
Fungi are plants that lack: |
| A. | Carbon dioxide |
| B. | Chlorophyll |
| C. | Oxygen |
| D. | None of these |
| Answer» C. Oxygen | |
| 139. |
Which law of physics states that the force between the two electric charges reduces to a quarter of its former value when the distance between them is doubled? |
| A. | Coulomb s Law |
| B. | Pascal s Law |
| C. | Stefan s Law |
| D. | Hooke s Law |
| Answer» B. Pascal s Law | |
| 140. |
The method of protecting iron from rusting, by coating a thin layer of Zinc is called: |
| A. | Oxydising |
| B. | Chlorofication |
| C. | Galvanizing |
| D. | None of these |
| Answer» D. None of these | |
| 141. |
_______________ is not a type of heat transfer. |
| A. | Diffusion |
| B. | Reflection |
| C. | Convection |
| D. | Radiation |
| Answer» C. Convection | |
| 142. |
What makes a reptile a reptile? |
| A. | Non-Hearing |
| B. | Egg-laying |
| C. | Cold blooded |
| D. | Warm Blooded |
| Answer» C. Cold blooded | |
| 143. |
Histology is the study of: |
| A. | Lever |
| B. | Tissues |
| C. | Haemoglobin |
| D. | Bones |
| Answer» C. Haemoglobin | |
| 144. |
________________ is used as a stabilizer in ice cream. |
| A. | Gelatin |
| B. | Sugar |
| C. | Milk |
| D. | Strawberry |
| Answer» B. Sugar | |
| 145. |
Hydroponics is growing plant without____. |
| A. | Fertilizers |
| B. | Water |
| C. | Soil |
| D. | Seeds |
| Answer» D. Seeds | |
| 146. |
Which blood vessels have the smallest diameter? |
| A. | Venules |
| B. | Lymphatic |
| C. | Capillaries |
| D. | Arterioles |
| Answer» D. Arterioles | |
| 147. |
Activity of brain is recorded by _______. |
| A. | MET |
| B. | CT |
| C. | ECG |
| D. | EEG |
| Answer» E. | |
| 148. |
Who invented Rocket? |
| A. | Rich K Goyle |
| B. | E M Forster |
| C. | Robert Goddard |
| D. | James Anderson/ |
| Answer» D. James Anderson/ | |
| 149. |
Which among the following is not a unit of distance? |
| A. | Light year |
| B. | Longsec |
| C. | Astronomical unit |
| D. | Parsec |
| Answer» C. Astronomical unit | |
| 150. |
Instrument for measuring rainfall is called |
| A. | Lucimeter |
| B. | Galactometer |
| C. | Hyetometer |
| D. | Hygrometer |
| Answer» D. Hygrometer | |