Download - Everyday Science
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1. Which is the outermost planet in the solar system?A. MercuryB. PlutoC. NeptuneD. Uranus
2. The SI unit of charge is __________.A. AmpereB. CoulombC. OhmD. Volt
3. Very High Frequency (VHF) have __________ wavelengths.A. shorterB. shortestC. longerD. longest
4. Long-sight defect could be corrected by using __________ lens.A. concaveB. vonvexC. divergingD. none of these
5. Deficiency of Vitamin-A results in __________.A. night blindnessB. ricketsC. scurvyD. hair fall
6. For a fixed mass of gass at constant temperature, if we decrease volume, the pressure will _________.
A. also decreaseB. increaseC. remains constantD. none of these
7. The lifespan of Red Blood Cells is __________ days.A. 60B. 120C. 180D. 240
8. The density of water is __________.A. 1 g/cm3
B. 1.5 g/cm3
C. 2 g/cm3
D. none of these
9. Radioactivity was discovered by __________.A. KelvinB. ThomsonC. RutherfordD. Bacquerel
10. A device which converts chemical energy into electrical energy is called __________.A. motor
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B. generatorC. moving-coil meterD. battery
11. The Sun is a __________.A. StarB. PlanetC. AsteroidD. Meteor
12. The average adult has a blood volume of about __________ liters.A. 4B. 5C. 6D. 7
13. The most abundant element in the universe is __________.A. OxygenB. HydrogenC. Carbon DioxideD. Silicon
14. The most abundant element in the Earth's crust is __________.A. OxygenB. HydrogenC. Carbon DioxideD. Silicon
15. Each day human body breathe in __________ liters of air.A. 5,000 to 10,000B. 10,000 to 15,000C. 15,000 to 20,000D. 20,000 to 25,000
16. Deficiency of Vitamin-D results in __________.A. night blindnessB. ricketsC. scurvyD. hair fall
17. The SI unit of "pressure" is _________.A. pascalB. jouleC. teslaD. henry
18. The most densest substance on the Earth is __________.A. PlatinumB. CopperC. SteelD. Osmium
19. A camera uses a __________ to form an image.A. convex lensB. concave lensC. condenser lensD. none of these
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20. Which from the following is NOT a conductor?A. AluminiumB. SiliconC. GraphiteD. All are conductors
21. CNG stands for?A. Converted Natural GasB. Conduced Natural GasC. Conducted Natural GasD. Compressed Natural Gas
22. Which from the following is true for "Sound"?A. Sound cannot travel through a vaccumB. Sound cannot travel through gasesC. Sound cannot travel through liquidsD. Sound cannot travel through solids
23. When white light is passed through a prism, it splits into __________ colours.A. 5B. 6C. 7D. 8
24. 1 nanometer = ?A. 10-3 meterB. 10-6 meterC. 10-9 meterD. 10-12 meter
25. Instrument used for measuring very high temperature is __________.A. PyroscopeB. PyrometerC. SeismographD. Xylometer
26. Sound waves are _________ waves.A. TransverseB. ElectromagneticC. LongitudinalD. none of these
27. The lifespan of White Blood Cells is __________ day(s).A. 1B. 2C. 3D. 4
28. The fluid part of blood is known as __________.A. plasmaB. plateletsC. blood cellsD.
29. X-rays were discovered by __________.A. Rontgen
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B. ThomsonC. RutherfordD. Bacquerel
30. The speed of light is __________.A. 280,000 km/sB. 300,000 km/sC. 320,000 km/sD. none of these
31. During winter in cold countries, the __________ is mixed to melt the ice on the icy roads.A. SaltB. ChlorineC. Carbon dioxideD. Water
32. In a very low temperature which from the following will freeze at last?A. River waterB. Canal waterC. Sea waterD. Water in a lake
33. The nearest planet to the Earth is _________.A. VenusB. MercuryC. MarsD. Moon
34. The planet that moves round the Sun at the highest speed is?A. JupiterB. VenusC. MarsD. Mercury
35. In general, Comets have __________ orbits.A. EllipticalB. Highly ellipticalC. CircularD. Parabolic
36. GPS is an abbreviation for?A. Global Poles SystemB. Global PolySiliconium StoreC. Global Positioning SystemD. Global Position Structure
37. Oxidation is a chemical reaction involving the __________.A. Gain of ElectronsB. Loss of ElectronsC. Gain of ProtonsD. Loss of Protons
38. At night, Plants intake __________ and release __________.A. Oxygen – Carbon dioxideB. Carbon dioxide – OxygenC. Oxygen – Carbon monoxideD. Carbon monoxide – Oxygen
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39. Urine is produced in __________.A. KidneysB. LungsC. Large intestineD. Liver
40. Blood is cleaned by __________.A. LungsB. LiverC. HeartD. Kidneys
41. The position of an element in the Periodic Table is determined by its __________ number.A. ElectronB. ProtonC. NeutronD. Positron
42. The salinity of sea water is determined by the amount of common salt (Sodium Chloride) in __________ of sea water.
A. 1 gramB. 10 gramsC. 1 kgD. 10 kg
43. The planet which is easily visible from the Earth is?A. MercuryB. VenusC. MarsD. Jupiter
44. The Great Spot is on the planet __________.A. SaturnB. VenusC. MarsD. Jupiter
45. The Great Spot is a __________.A. MountainB. DesertC. Frozen Carbon dioxideD. Storm
46. The bodyguard of the Earth is __________ that save the Earth from many Comets and Asteroids.
A. MarsB. SaturnC. UranusD. Jupiter
47. 1 light year = ?A. 9.5x106 kmB. 9.5x109 kmC. 9.5x1012 kmD. 9.5x1018 km
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48. The planets visible to us without using a telescope are __________.A. 3B. 4C. 5D. 6
49. According to Big Bang Theory, the Universe began about __________ billion years ago.A. 10 – 20B. 20 – 30C. 30 – 40D. 40 – 50
50. Biosensor is used to measure?A. Blood glucose levelB. The body pH valueC. Amount of hemoglobinD. Salinity in Urine
51. Einstein’s famous equation which states that mass and energy are interchangeable is?A. E = mc2
B. E = cm2
C. M = ec2
D. M = ce2
52. The SI unit of electric current is?A. ColoumbB. AmpereC. VoltD. Watt
53. The principal constituent of the atmosphere of the Earth is?A. OxygenB. CarbonC. HydrogenD. Nitrogen
54. What is Dry Ice?A. Solid OxygenB. Solid Carbon DioxideC. Solid HydrogenD. Solid Nitrogen
55. What are the primary colours?A. White, Black, BlueB. Red, Yellow, BlueC. Red, Orange, BlueD. Red, Green, Blue
56. Digestion of food is completed in the __________.A. small intestineB. large intestineC. stomachD. Liver
57. Carrot is good source of Vitamin?A. AB. B complexC. C
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D. D
58. For proper formation of teeth, __________ is essential.A. iodineB. copperC. fluorineD. iron
59. Deficiency of __________ causes loss of appetite and poor growth.A. zincB. iodineC. copperD. iron
60. Meteorology is the study of?A. seasonsB. atmosphereC. air and soundsD. winds and clouds
61. The Carbon Dioxide in the atmosphere, by volume, isA. 0.03%B. 3%C. 13%D. 30%
62. Diamond is an allotropic form ofA. CarbonB. HydrogenC. NitrogenD. Silicon
63. The SI unit of Heat isA. WattB. VoltC. JouleD. Newton
64. The good sources of Vitamin-A areA. green leafy vegetablesB. seedsC. fresh vegetables and fruitsD. sea foods
65. The good sources of Vitamin-B Complex areA. green leafy vegetablesB. seedsC. fresh vegetables and fruitsD. sea foods
66. The good sources of Vitamin-C areA. green leafy vegetablesB. seedsC. fresh vegetables and fruitsD. sea foods
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67. The good sources of iodine areA. green leafy vegetablesB. seedsC. fresh vegetables and fruitsD. sea foods
68. The gas, commonly known as “laughing gas”, isA. Cabon DioxideB. Sulfur DioxideC. Nitrous OxideD. Sodium Oxide
69. The source of oxygen in photosynthesis isA. waterB. saltsC. mineralsD. glucose
70. The instrument used to measure wind speed isA. AnemometerB. BarometerC. HydrometerD. Hygrometer
71. The natural fats and oils are composed ofA. Carbon, Hydrogen and OxygenB. Carbon, Hydrogen and NitrogenC. Carbon, Oxygen and NitrogenD. Hydrogen, Oxygen and Nitrogen
72. The energy value of food is measured inA. JouleB. CaloriesC. TeslaD. Proteins
73. Wind energy is the __________ energy.A. PotentialB. TransverseC. KineticD. Mechanical
74. Who is considered the founder of meteorology?A. AristotleB. PlatoC. EinsteinD. Newton
75. Water covers __________ of the Earth's surface.A. 60%B. 65%C. 70%D. 75%
76. In general, wind speed of 105–137 causedA. minor or no damage
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B. considerable damageC. severe damageD. extreme damage
77. Acid rain is mainly caused by emissions of __________ in the atmosphere.A. Sulfur Dioxide and Potassium NitrateB. Sulfur and CharcoalC. Nitrogen Oxide and Potassium NitrateD. Sulfur Dioxide and Nitrogen Oxide
78. About 50% of the Earth’s crust, including the waters on the Earth and atmosphere, isA. OxygenB. Cabon DioxideC. SiliconD. Clay
79. The fourth state of matter isA. WaterB. SaltsC. VapoursD. Plasma
80. The device used to convert Alternate Current into Direct Current is calledA. AnemometerB. BatteryC. GalvanometerD. Rectifier
81. In night, when photosynthesis is stopped, plantsA. take in Carbon DioxideB. take in OxygenC. give off Carbon DioxideD. give off Oxygen
82. During photosynthesis, plantsA. take in Carbon DioxideB. take in OxygenC. give off Carbon DioxideD. give off Oxygen
83. __________ are called the powerhouses of the cell.A. MitochondriaB. VesiclesC. LungsD. Liver
84. Mitochondria contain their own supply ofA. DNAB. Amino acidsC. VitaminsD. Oxygen
85. The first chemical explosive, Gunpowder, is a mixture ofA. Sulfur, Charcoal and Nitrogen Oxide
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B. Sulfur, Charcoal, and Potassium NitrateC. Sulfur and CharcoalD. Charcoal and Potassium Nitrate
86. The number of oscillations per second is called theA. hertzB. wavesC. pitchD. frequency
87. Sound waves from a loudspeaker are caused byA. frequencyB. vibrationsC. pitchD. amplitude
88. The guitar has __________ strings.A. 4B. 5C. 6D. 7
89. The device used to measure movements of the heart isA. CardiographB. SeismographC. HydrometerD. Hygrometer
90. The unit used to measure ‘Pressure’ isA. pascalB. newtonC. wattD. tesla
91. There are __________ methods of heat transfer.A. 3B. 4C. 5D. 6
92. Which from the following is NOT a method of heat transfer?A. ConductionB. ConvectionC. RadiationD. All are methods of heat transfer
93. If we heat one end of metallic rod, the other end gets hot. The method of heat transfer isA. ConductionB. ConvectionC. RadiationD. None of these
94. A person seated in front of a fire receives heat byA. ConductionB. ConvectionC. RadiationD. None of these
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95. The unit used to measure ‘magnetic flux’ isA. pascalB. faradC. weberD. henry
96. Battery was invented byA. VoltaB. HeroC. FermiD. Maiman
97. The most abundant element in the earth's crust is oxygen. The second most abundant element in the earth's crust is
A. HydrogenB. NitrogenC. BrassD. Silicon
98. The nearest planet to the Sun isA. MercuryB. VenusC. MarsD. Jupiter
99. Bronze is an alloy ofA. Iron, CarbonB. Copper, TinC. Nickel, ZincD. Mercury, Lead
100. Molecules with identical molecular formulae but with different structural formulae are called
A. IsotopesB. IsomersC. ElectrodeD. Compound
101. One way of transfer of heat energy is 'convection' which occurs inA. Liquids onlyB. Gasses onlyC. Liquids and gassesD. Liquids, gasses and solids
102. Which from the following is incompressibleA. SolidsB. LiquidsC. GassesD. All are compressible
103. The key factor in determining the weather is the quantity of ________ in the atmosphere.A. Water vapourB. OxygenC. CarbondioxideD. Hydrogen
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104. The entropy of the universe isA. IncreasingB. DecreasingC. ConstantD. None of these
105. Which from the following methods of heat transfer can take place in a vaccum?A. CanductionB. ConvectionC. RadiationD. All
106. Neutrons were discovered byA. EinsteinB. James ChadwickC. F.W. AstonD. Rutherford
107. Mass Spectrograph was invented byA. EinsteinB. James ChadwickC. F.W. AstonD. Rutherford
108. Nucleus was discovered byA. EinsteinB. James ChadwickC. F.W. AstonD. Rutherford
109. Which is the process of science?A. Observation > Experiments > HypothesisB. Hypothesis > Observations > ExperimentsC. Observation > Hypothesis > ExperimentsD. Experiments > Observations > Hypothesis
110. Salty water can be made pure by the method ofA. filtrationB. evaporationC. chromatographyD. distillation
111. The unit of efficiency isA. VoltB. WattC. JoulesD. None of these
112. Which from the following is NOT a stored energy?A. ThermalB. GravitationalC. Elastic potential energyD. Chemical
113. Energy can be converted from one form to another, but all energy ends up asA. Kinetic energy
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B. Potential energyC. Heat energyD. Chemical energy
114. A battery converts ________ into electrical energy.A. Potential energyB. Chemical energyC. Nuclear energyD. Mechanical energy
115. Which from the following is NOT a renewable energy resource?A. GeothermalB. BiomassC. SolarD. Nuclear
116. Which from the following is NOT a non-renewable energy resource?A. CoalB. Natural gasC. NuclearD. Geothermal
117. Current is the flow ofA. ElectronsB. ProtonsC. NeutronsD. Voltage
118. The unit of current isA. VoltB. AmpereC. OhmD. Watt
119. To prevent electric shocks, a/an ________ is placed in the circuit.A. AmneterB. VoltmeterC. FuseD. Diode
120. Electrons were discovered byA. James ChadwickB. J.J. ThomsonC. F.W. AstonD. Rutherford
121. When molten rock cools and solidifies, the ________ are formed.A. igneous rocksB. satimantary rocksC. metamorphet rocksD. none of these
122. Molten rock below the surface of the Earth is called?A. LavaB. MagmaC. CrystalsD. Granite
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123. Molten rock above the surface of the Earth is called?A. LavaB. MagmaC. CrystalsD. Granite
124. The metal which is liquid at room temperature is?A. ZincB. NickolC. LeadD. Mercury
125. Between the melting point and boiling point of a substance, the substance is a?A. SolidB. LiquidC. GasD. Crystal
126. The boiling point of alcohol isA. 78 ocB. 86 ocC. 94 ocD. 100 oc
127. The visible cloud of dust and gas in space is called?A. White DwarfB. SupernovaC. NebulaD. Galaxy
128. The average salinity of the Earth's oceans in 1 kilogram of sea water is about ________ grams of salt.
A. 90B. 25C. 30D. 35
129. The most abundant substance that constitutes the mass of the Earth is?A. IronB. OxygenC. NitrogenD. Silicon
130. The Earth's atmosphere is divided into ________ main layers.A. 4B. 5C. 6D. 7
131. Rocks which are formed by high temperature and pressure on existing rocks over a period of time are called ________ rocks.
A. igneousB. metamorphicC. sedimentaryD. crystal
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132. Marble and slate are examples ofA. igneous rocksB. metamorphic rocksC. sedimentary rocksD. crystals
133. Sandstone and limestone are examples ofA. igneous rocksB. metamorphic rocksC. sedimentary rocksD. crystals
134. Absolute zero, which is the lower limit of the thermodynamic temperature scale, is equivalent to ________ on the celsius scale.
A. -273 ocB. 0 ocC. 100 ocD. 973 oc
135. The diameter of the Earth's equator is larger than the pole-to-pole diameter byA. 40 kmB. 43 kmC. 46 kmD. 49 km
136. The Tectonic Plates of the Earth lies inA. Inner CoreB. Outer CoreC. LithosphereD. Asthenosphere
137. There are ________ major tectonic plates.A. 4B. 5C. 6D. 7
138. The fresh water on the Earth is ________ of the total water.A. 2.5%B. 5%C. 7.5%D. 10%
139. The Ozone Layer lies in theA. troposphereB. stratosphereC. mesosphereD. thermosphere
140. The Earth's atmosphere is divided into ________ layers.A. 4B. 5C. 6D. 7
141. Which type of rock may contain fossils?A. Igneous
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B. MetamorphicC. SedimentaryD. Crystals
142. The mass is highly concentrated form ofA. WeightB. EnergyC. ForceD. Momentum
143. The whole Earth can be covered by ________ geo-stationary satellites.A. 3B. 4C. 5D. 6
144. The ozone layer is at height of ________ kilometers from the surface of the Earth.A. 10 to 20B. 20 to 30C. 30 to 40D. 40 to 50
145. The ozone layer was discovered byA. F.W. Aston and J.J ThomsonB. Albert EinsteinC. RutherfordD. Charles Fabry and Henri Buisson
146. The interior structure of the Earth is divided into ________ layers.A. 4B. 5C. 6D. 7
147. We live on the Earth'sA. Inner coreB. Outer coreC. CrustD. Mantle
148. The thickest layer of the Earth isA. CrustB. Inner coreC. Outer coreD. Mantle
149. The outermost layer of the Earth isA. CrustB. Inner mantleC. Outer mantleD. Core
150. The Earth's crust ranges from ________ km in depth.A. 0-5B. 5-10C. 5-70D. 10-70
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151. The Earth's internal heat mainly comes fromA. Liquid hydrogenB. Chemical reactionsC. Radioactive decayD. Molecular kinetic energy
152. There are different reasons on the Earth because ofA. Rotation of the EarthB. Revolution of the EarthC. The Earth's axis is tiltedD. The Earth's distance from the Sun
153. On average, Air contains ________ % of water vapour.A. 1B. 3C. 5D. 7
154. Earth's troposphere extends from the Earth's surface to an average height of about ________ km.
A. 10B. 12C. 15D. 17
155. The science of lightning is calledA. AerologyB. MeteorologyC. ElecteorologyD. Fulminology
156. Ships use ________ to find the depth of the ocean beneath them.A. PictchesB. EchoesC. FrequenciesD. None of these
157. Molecules with identical molecular formulae but with different structural formulae are called
A. IsomersB. IsotopesC. Atomic numberD. Mass number
158. The anode is the electrode connected to the ________ terminal of a battery.A. PositiveB. NegativeC. NeutralD. Free
159. The unit used to measure humidity isA. BarometerB. HydrometerC. HygrometerD. Galvanometer
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160. Laser was invented byA. VoltaB. SturgeonC. HeroD. Maiman
161. The vernier calipers is used to measureA. LengthB. TimeC. TemperatureD. Viscority
162. Atomic clock is used to measure ________ intervals of time.A. Very shortB. ShortC. Very longD. Long
163. 1 tonne = ________ kgA. 100B. 400C. 1000D. 4000
164. An instrument used to measure atmospheric pressure isA. AmmeterB. ManometerC. GalvanometerD. Barometer
165. An instrument used to measure gas pressure isA. AmmeterB. ManometerC. GalvanometerD. Barometer
166. Which electromagnetic wave has the longest wavelength?A. Gamma raysB. X-raysC. MicrowavesD. Radio waves
167. Which electromagnetic wave has the shortest wavelength?A. Gamma raysB. X-raysC. MicrowavesD. Radio waves
168. All electromagnetic waves have the sameA. FrequencyB. AmplitudeC. Wavelength in vaccumD. Speed in vaccum
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169. The reflection of sound is calledA. FrequencyB. VibrationC. EchoD. Wave
170. An instrument used to measure electric current is calledA. AmmeterB. BarometerC. GalvanometerD. Manometer
171. The SI unit of thermodynamic temperature isA. CelsiusB. FahrenheightC. KelvinD. None of these
172. The shortest distance between crest to crest is calledA. PhareB. thoughsC. AmplitudeD. Wavelength
173. The speed of sound is fastest inA. SolidsB. LiquidsC. GassesD. Vaccum
174. The speed of sound is slowest inA. SolidsB. LiquidsC. GassesD. Vaccum
175. Radioactivity was discovered byA. Henri BecquerelB. Pierre CurieC. Marie CurieD. Rutherford
176. Which from the following has the greatest ionising power?A. Alpha particlesB. Beta particlesC. Gamma raysD. All three has same ionising power
177. Which from the following has the greatest penetrating power?A. Alpha particlesB. Beta particlesC. Gamma raysD. All three have same penetrating power
178. Which from the following has the greatest speed?A. AlphaB. Beta
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C. GammaD. None
179. At nightA. The land cools faster than the water in the seaB. The water in the sea cools faster than the landC. The land and the water in the sea cools togetherD. None of these
180. The chemical name of chalk isA. Sodium nitrateB. Zinc sulfateC. Sulphuric acidD. Calcium carbonate
181. The branch of science which study the interaction between matter and radian energy is called
A. ThermochemistryB. Polymer chemistryC. SpectroscopyD. Electrochemistry
182. The horizontal rows of the periodic table are calledA. GroupsB. PeriodsC. SetsD. Matrices
183. The vertical coloumns of the periodic table are calledA. GroupsB. PeriodsC. SetsD. Matrices
184. Which metallic element is liquid at room temperature?A. ZincB. NickelC. LeadD. Mercury
185. Which non-metallic element is liquid at room temperature?A. BromineB. FlourineC. ChlorineD. Phosphorous
186. Battery charger converts electrical energy into ________ energy.A. KineticB. PotentialC. ChemicalD. Nuclear
187. A loudspeaker changes ________ energy into sound energy.A. ChemicalB. ElectricalC. Light
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D. Kinetic
188. The strongest part(s) of a magnet is/areA. North poleB. South poleC. North and south poleD. Median of north and south pole
189. Electromagnetic induction was discovered byA. CarnotB. VoltaC. FaradayD. Bessel
190. Battery was invented byA. CarnotB. VoltaC. FaradayD. Bessel
191. The most abundant form of matter in the universe isA. SolidB. LiquidC. GasD. Plasma
192. When gas is ionized, ________ forms.A. MoleculeB. ElementC. PlasmaD. Current
193. Wind is caused byA. Difference in atmospheric pressureB. Difference in atmospheric temperatureC. Rotation of the EarthD. Revolution of the Earth
194. Wind speed is measured byA. AnemometerB. BarometerC. CeilometerD. Galvanometer
195. The fact that universe is expanding was discovered byA. HahnB. HubbleC. RontgenD. Rutherford
196. X-rays were discovered byA. HahnB. HubbleC. RontgenD. Rutherford
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197. The Nobel prize in physics for the discovery of the law of photoelectric effect was awarded to
A. NewtonB. EinsteinC. RontgenD. Rutherford
198. The symbol of gold isA. AuB. AgC. FeD. Sg
199. Plaster of Paris is produced by heatingA. GraphiteB. GypsumC. ZincD. Lead
200. Which from the following is NOT true about Helium gasA. ColourlessB. OdorlessC. TastelessD. Toxic
201. Which is the largest excretory organ of the bodyA. lungsB. skinC. liverD. none of these
202. The brain is enclosed in a bony case calledA. diaphragamB. vertebral columnC. craniumD. vertebrae
203. Which is the bone that is present in forelimbA. radiusB. femurC. ribsD. sternum
204. Which one is herbivoreA. catB. dogC. cowD. lion
205. Which structure helps in transport of water in plantsA. phloemB. leafC. barkD. xylem
206. The organisms that can make their own food are calledA. producers
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B. consumersC. secondary consumersD. decomposers
207. Bacteria areA. eukaryotesB. prokaryotesC. non-livingD. none of these
208. Bile juice is secreted byA. pancreasB. stomachC. intestineD. gall bladder
209. Which part of the blood cells provide immunityA. RBCB. WBCC. plateletD. blood plasma
210. Which structure prevent water loss in plantsA. cuticleB. barkC. mesophyllD. leaf
211. DNA structure was first described byA. PasteurB. Robert KochC. Watson and CrickD. Carlous Linnaues
212. Pollination is best defined asA. germination of pollen grainsB. transfer of pollen from anther to stigmaC. formation of pollen grainsD. none of these
213. Movement of cell against concentration gradient is calledA. active transportB. osmosisC. diffusionD. both b and c
214. One of the following is not a function of bonesA. supportB. production of blood cellsC. protein synthesisD. muscle attachment
215. Plants absorb most part of water needed by them through theirA. stemB. root hairsC. leaf
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D. bark
216. Highly intelligent mammals areA. ratB. batC. dolphinD. elephant
217. Process of cell division take place byA. mitosisB. fertilizationC. reproductionD. none of these
218. Prokaryotic cell lackA. nucleolusB. nuclear membraneC. both a and bD. none of these
219. Pulses are a good source ofA. proteinsB. carbohydratesC. vitaminsD. minerals
220. Plants that grow in dry habitat are calledA. hydrophytesB. xerophytesC. shrubsD. herbs
221. Oxygen released in the process of photosynthesis comes fromA. waterB. oxygenC. carbon dioxideD. nitrogen dioxide
222. Phloem tissue is found inA. liverB. placentaC. plantsD. none of these
223. Plant bends towards the source of light on account of the movement known asA. geotropismB. hydrotropismC. chemotropismD. phototropism
224. Animal lacksA. starchB. celluloseC. proteinD. lipids
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225. On which of the following plants did Gregor Mendal perform his classical experimentA. cornB. mustardC. peaD. sunflower
226. Among the biotic components of the ecosystem, the producer system isA. carnivoresB. herbivoresC. plantsD. animals
227. Breeding and management of bees is knownA. agricultureB. sericultureC. horticultureD. apiculture
228. Study of fossils is calledA. psychologyB. paleontologyC. biodiversityD. haematology
229. Which is an example of fungiA. parameciumB. euglenaC. penicilliumD. octopus
230. The scientific name of human isA. Homo sapiensB. Homo habiscusC. Oriza sativaD. none of these
231. Thread like structures in fungi are calledA. myceliumB. hyphaeC. sporangiumD. spores
232. The smallest bacteria on earth isA. mycoplasmaB. E.coliC. salmonellaD. clostridium
233. Vaccine for rabies was developed byA. Robert KochB. Robert BrownC. PasteurD. none of these
234. Malaria is caused byA. mosquitoB. plasmodium
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C. virusD. bacteria
235. Hepatitis is inflammation ofA. stomachB. kidneyC. lungsD. liver
236. Penicillin is obtained fromA. soilB. bacteriaC. fungiD. virus
237. Which one is endoparasiteA. liceB. ticksC. virusD. tape worm
238. Fructose isA. pentose sugarB. hexose sugarC. heptose sugarD. none of these
239. Peptide bond is aA. C-N linkB. N-H linkC. C-O linkD. N-O link
240. Which is correct about enzymesA. protein in natureB. speed up reactionC. denature at high temperatureD. all of these
241. Which is called power house of the cellA. golgi complexB. mitochondriaC. nucleusD. endoplasmic reticulum
242. The structure that is absent in animal cellA. cell wallB. nulcleusC. centrioleD. mitochondria
243. The non-protein part of enzyme is calledA. co-enzymeB. activatorC. cofactorD. substrate
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244. Nucleic acid were first isolated byA. Erwin ChargaffB. Friedrich MiescherC. Rosalind FranklinD. none of these
245. One of the following is not pyrimidineA. thymineB. cytosineC. guanineD. uracil
246. Fructose isA. milk sugarB. cereal sugarC. aldo sugarD. keto sugar
247. Group of tissues doing a particular jobA. organB. systemC. organelleD. individual
248. Members of the same species living in the same place at the same time makeA. populationB. ecosystemC. communityD. trophic level
249. Which one is a leukocyteA. red blood cellB. plasma cellC. monocyteD. all of these
250. Which one of the following contain deoxygenated bloodA. pulmonary arteryB. hepatic arteryC. left atriumD. none of these
251. In most plants the food is transported in form ofA. fructoseB. sucroseC. starchD. glucose
252. How many molecules of carbon dioxide are formed in one Kreb's cycleA. 2B. 4C. 6D. 1
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253. Which enzyme digest carbohydratesA. lipaseB. proteasesC. amylasesD. none of these
254. The pancreas produce digestive enzymes and release in theA. stomachB. esophagusC. large intestineD. small intestine
255. Detail study of internal organs at level of tissue with the help of microscope is calledA. histologyB. anatomyC. physiologyD. embryology
256. The exchange of chromosal segments i.e.crossing over occurs duringA. first meiotic divisionB. mitotic divisionC. second meiotic divisionD. none of these
257. Many bacteria in our digestive system synthesize vitamins for example vitaminA. B1B. B2C. B12D. B6
258. It is very serious disease of brain which is caused by fungiA. ring wormB. meningitisC. hepatitisD. none of these
259. They are widespread as protective coatings on fruits and leavesA. cholesterolB. waxesC. chitinD. all of these
260. They are present in the underground parts of the plants and stored foodA. leucoplastB. chromoplastC. chloroplastD. stem
261. The simplest amino acid isA. alanineB. glycineC. valineD. phenylalanine
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262. Accumulation of lipid molecules in brain cells lead toA. paralysisB. oedemaC. mental retardationD. all of these
263. The life and activities of a cell is controlled byA. cytoplasmB. nucleusC. vacuoleD. mitochondria
264. Flagella are composed ofA. micro tubulesB. micro filamentsC. intermediate filamentsD. glycoproteins
265. Tobacco mosaic virus was crystallized byA. PasteurB. ChamberlandC. StanelyD. Ivanowski
266. Non-enveloped naked viruses are known asA. prionsB. bacteriophagesC. oncovirusesD. virions
267. Gram +ve bacteria on treatment with crystal violet dye give colourA. redB. greenC. purpleD. pink
268. Malarial parasite is injected into man asA. sporozoitesB. merozoitesC. zygoteD. none of these
269. The terms procariotique and eucariotique were proposed byA. WhittakerB. ChattonC. HaeckelD. Margulis and Schwartz
270. The most common type of asexual reproduction in the fungi isA. fragmentationB. spore productionC. buddingD. binary fission
271. Outside the thallus of Marchantia there are special structures calledA. stem tuberB. rhizoids
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C. sporangiumD. none of these
272. The vascular plants are termed asA. tracheophytesB. bryophytesC. pteridophytesD. all of these
273. In human beings influenza is caused byA. bacteriaB. protistC. virusD. fungi
274. In many which phylum the body of an organisms is usually divided in there regions called head, thorax and abdomen
A. echinodermataB. molluscaC. nematodaD. arthropoda
275. Snails belong toA. gastropodsB. bivalvesC. arthropodsD. platyhelminthes
276. Amoeba moves in water with the help of locomotory organs calledA. tube feetB. ciliaC. pseudopodiaD. flagella
277. Liver fluke is parasite in the liver ofA. cattleB. sheepC. goatD. all of these
278. In all coelentrates endoderm give rise toA. nervous systemB. digestive systemC. reproductive systemD. circulatory system
279. Higher vascular plants are also calledA. flowering plantsB. seed plantsC. fernsD. none of these
280. The plants which produce embryo but lack vascular tissues and seeds are placed inA. bryophytesB. pteridophytesC. tracheophytesD. all of these
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281. Which bone is called beauty bone in womenA. sternumB. clavicleC. maxillaD. radius
282. Detachment of myosin head and actin in rigor mortis occurs due toA. stored ATP in bodyB. hypercalcemiaC. autolysis in bodyD. hyperactivity of mitochondria
283. Release of the ovum from ovary is calledA. fertilizationB. ovulationC. implantationD. none of these
284. The foetus is protected from the mechanical damage by theA. cervixB. vaginaC. uterusD. amniotic fluid
285. Rich source of energy in seimen isA. glucoseB. fructoseC. lactoseD. sacrose
286. Sickle cell anemia was discovered byA. Vernon IngramB. SangerC. MiescherD. none of these
287. Earthworm lives inA. sea waterB. moist soilC. fresh waterD. none of these
288. Kangaroo has an abdominal pouch known asA. placentaB. guttural pouchC. marsupialD. all of these
289. The utilization of the products of digestion is calledA. ingestionB. absorptionC. assimilationD. both a and b
290. Parabronchi are present inA. cockroachB. frog
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C. fishD. birds
291. The respiratory problem most common in smokers isA. tuberculosisB. emphysemaC. asthmaD. cancer
292. Water potential of pure water isA. zeroB. oneC. negativeD. two
293. Bean shaped cells in plants areA. mesophyll cellsB. xylem cellsC. phloem cellsD. guard cells
294. The normal pH of human blood isA. 6.4B. 7.0C. 7.4D. 7.5
295. Shrinkage of protoplast due to exosmosis of water isA. imbibitionB. plasmolysisC. deplasmolysisD. adhesion
296. Artherosclerosis is a major condition leading toA. heart attackB. hypertensionC. strokeD. tumor
297. Villi and microvilli increaseA. digestionB. assimilationC. absorptionD. ingestion
298. Splitting of glucose relates toA. respirationB. photorespirationC. glycolysisD. pyruvic acid
299. Reptiles hibernate duringA. summerB. winterC. springD. autumn
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300. Which of the following plants are called arthrophytesA. sphenopsidsB. lycopsidsC. psilopsidsD. pteropsids