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New MCQs 2021

1. Dengue Fever is also known as?

  1. Black Fever
  2. Backbone Fever
  3. Plasmodium Fever
  4. Remittent Fever

2. Which is the outermost planet in the solar system?

  1. Mercury
  2. Pluto
  3. Neptune
  4. Uranus

3. What is the weight of the human heart?

  1. 200 grams
  2. 300 grams
  3. 400 grams
  4. 500 grams

4. Severe deficiency of Vitamin D results in __________.

  1. Scurvy
  2. Rickets
  3. Night blindness
  4. Osteomalacia

5. Retina in the eye acts as a?

  1. A lens in the camera
  2. The shutter in the camera
  3. Film in the camera
  4. None of the above

6. The SI unit of charge is __________?

  1. Ampere
  2. Coulomb
  3. Ohm
  4. Volt

7. Physiology is the study of the?

  1. Structure of the body
  2. Cells in the body
  3. Functions of the human body
  4. All of the above

8. Long-sight defect could be corrected by using __________ lens?

  1. Concave
  2. Convex
  3. Diverging
  4. None of these

9. Deficiency of Vitamin-A results in __________?

  1. Night blindness
  2. Rickets
  3. Scurvy
  4. Hair fall

10. All of the following organs in the human body are located both on the right and the left sides,         except?

  1. Lungs
  2. Kidneys
  3. Spleen
  4. Eyes

11. Which device is needed to convert AC current into DC current?

  1. Dynamo
  2. Rectifier
  3. Transformer
  4. Transducer

12. For a fixed mass of gases at a constant temperature, if we decrease volume, the pressure will           _________?

  1. Also, decrease
  2. Increase
  3. Remains constant
  4. None of these

13. All of the following diseases are caused by viruses, except?

  1. Jaundice
  2. Influenza
  3. Typhoid
  4. Mumps

14. Trachoma is a disease of?

  1. Brain
  2. Larynx
  3. Ear
  4. Eye

15. Fathom is the unit of measurement?

  1. Depth of water
  2. Flow of water
  3. Volume of water
  4. Density of water

16. The lifespan of Red Blood Cells is __________ days?

  1. 60
  2. 120
  3. 180
  4. 240

17. The density of water is __________?

  1.  1 g/cm3
  2. 1.5 g/cm3
  3. 2 g/cm3
  4. None of these

18. Radioactivity was discovered by __________?

  1. Kelvin
  2. Thomson
  3. Rutherford
  4. Becquerel

19. A device that converts chemical energy into electrical energy is called __________?

  1. Motor
  2. Generator
  3. Moving-coil meter
  4. Battery

20. Which rays are trapped in our galaxy by magnetic waves?

  1. Alpha rays
  2. Gamma rays
  3. Cosmic rays
  4. None of these

21. According to Einstein’s general theory of relativity the universe:

  1. Must be expanding
  2. Must be contracting
  3. Must be either expanding or contracting 
  4. Must be neither expanding nor contracting

22. The Sun is a __________?

  1. Star
  2. Planet
  3. Asteroid
  4. Meteor

23. There is no connection of supernova explosion with___________?

  1. Cosmic rays
  2. Pulsars
  3. The formation of heavy elements
  4. Quasars

24. The gas used in a refrigerator to cool water is___________?

  1. Nitrogen
  2. Carbon dioxide
  3. Methane
  4. Ammonia

25. AIDS virus is______________________? Single-

  1. stranded RNA
  2. Single-stranded DNA
  3. Double-stranded RNA
  4. C. Double-stranded DNA

26. Which Vitamin gets destroyed on heating?

  1. Vitamin B
  2. Vitamin E
  3. Vitamin K
  4. Vitamin C

27. Which of the following vitamins is synthesized in the body by intestinal bacteria_______?

  1. Vitamin B1
  2. Vitamin B12
  3. Vitamin E
  4. Vitamin K

28. The average adult has a blood volume of about __________ liters.

  1. 4
  2. 5
  3. 6
  4. 7

29. The most abundant element in the universe is __________.

  1. Oxygen
  2. Hydrogen
  3. Carbon Dioxide
  4. Silicon

30. How Many Calories Are Required by Kids between 1 to 3 years of Age in a Day?

  1. 300 k Calories
  2. 600 k Calories
  3. 900 k Calories
  4. 1200 k Calories

31. In eye donation, which one of the following parts of the donor’s eye is utilized?

  1. Iris
  2. Lens
  3. Cornea
  4. Retina

32. Approximately, how many times each day do our heart valves open and close normally?

  1. 10,000
  2. 1,00,000
  3. 1,50,000
  4. 2,00,000

33. The ‘stone’ formed in human kidney consist mostly of_____________?

  1. Calcium oxalate
  2. Sodium acetate
  3. Magnesium sulfate
  4. Calcium

34. free shampoo quantity of fresh air required for a man is 1000 cubic feet of air for every____________?

  1. 5 minutes
  2. 10 minutes
  3. 15 minutes
  4. 20 minutes

35. Animals that eat plants are called___________________?

  1. Herbivores
  2. Consumer
  3. Carnivores
  4. Omnivores

36. _____________ is a scientific word for human beings?

  1. Animals
  2. Homo sapiens
  3. Omnivore
  4. Consumer

37. The most abundant element in the Earth’s crust is __________?

  1. Oxygen
  2. Hydrogen
  3. Carbon Dioxide
  4. Silicon

38. Each day the human body breathe in __________ liters of air.

  1. 5,000 to 10,000
  2. 10,000 to 15,000
  3. 15,000 to 20,000
  4. 20,000 to 25,000

39. Deficiency of Vitamin-D results in __________?

  1. Night blindness
  2. Rickets
  3. Scurvy
  4. Hair fall

40. The SI unit of “pressure” is _________.

  1. pascal
  2. joule
  3. tesla
  4. henry

41. The most densest substance on the Earth is __________.

  1. Platinum
  2. Copper
  3. Steel
  4. Osmium

42. A camera uses a __________ to form an image.

  1. Convex lens
  2. Concave lens
  3. Condenser lens
  4. None of these

43. Most drugs are excreted through?

  1. Kidney
  2. Skin
  3. Gallbladder
  4. Lungs

44. What Is Released By Pancreas Secrets?

  1. Insulin
  2. Vitamin A
  3. Bile juice
  4. None of these

45. Sunlight is a Great Source of ____________?

  1. Vitamin C
  2. Vitamin D
  3. Vitamin E
  4. Vitamin K

46. Which is First Pakistani Drug Accredited by World Health Organization (WHO)?

  1. MOKSI FLOKSASEEN 
  2. MOKSI FLORASEEN
  3. MOKSI FLORK
  4. MOSKI FLORKING

47. Which from the following is NOT a conductor?

  1. Aluminum
  2. Gold
  3. Graphite
  4. All are conductors

48. CNG stands for?

  1. Converted Natural Gas
  2. Conduced Natural Gas
  3. Conducted Natural Gas
  4. Compressed Natural Gas

49. Which of the following is true for “Sound”?

  1. Sound cannot travel through a vacuum
  2. Sound cannot travel through gases
  3. Sound cannot travel through liquids
  4. Sound cannot travel through solids

50. When white light is passed through a prism, it splits into __________ colors.

  1. 5
  2. 6
  3. 7
  4. 8

51. 1 nanometer =?

  1. 10-3 meter
  2. 10-6 meter
  3. 10-9 meter
  4. 10-12 meter

52. The study of cancer is called_____________?

  1. Zoology
  2. Ecology
  3. Genomic
  4. Oncology

53. Instrument used for measuring very high temperature is __________? 0

  1. Periscope
  2. Pyrometer
  3. Seismograph
  4. Xylometer

54. Sound waves are _________ waves.

  1. Transverse
  2. Electromagnetic
  3. Longitudinal
  4. none of these

55. The lifespan of White Blood Cells is __________ day(s)?

  1. 1 – 5 days
  2. 3 – 7 days
  3. 4 – 8 days
  4. 5 – 21 days

56. The fluid part of blood is known as __________?

  1. plasma
  2. platelets
  3. blood cells
  4. None of these

57. A Little inhalation is done through________?

  1. Cigarettes
  2. Pipes and cigars
  3. Both A and B offer little inhalation
  4. both offer extreme inhalation

58. During winter in cold countries, the __________ is mixed to melt the ice on the icy roads.

  1. Salt
  2. Chlorine
  3. Carbon dioxide
  4. Water

59. The human brain uses__________ percent of the total oxygen and blood in the body?

  1. 20
  2. 12
  3. 35
  4. 48

60. Short-sight defect could be corrected by a _____________ lens?

  1. Concave lens
  2. Convex lens
  3. Converging lens
  4. None of these

61. Deficiency of vitamin B1 is causes__________?

  1. Rickets
  2. Bone Infection
  3. Beriberi
  4. Myopia

62. How many bones in Human Body?

  1. 102
  2. 306
  3. 206
  4. 204

63. Entomology Is the Study of___________?

  1. worms
  2. insects
  3. Animals
  4. All of these

64. How many numbers of chromosomes in Pea plant?

  1. 12
  2. 14
  3. 46
  4. 48

65. In a very low temperature which from the following will freeze at last?

  1. River water
  2. Canal water
  3. Seawater
  4. Water in a lake

66. The nearest planet to the Earth is _________?

  1. Venus
  2. Mercury
  3. Mars
  4. Moon

67. The planet that moves around the Sun at the highest speed is_________?

  1. Jupiter
  2. Venus
  3. Mars
  4. Mercury

68. In general, Comets have __________ orbits

  1. Elliptical
  2. Highly elliptical
  3. Circular
  4. Parabolic

69. GPS is an abbreviation for?

  1. Global Poles System
  2. Global Poly Silicone Store
  3. Global Positioning System
  4. Global Position Structure

70. Oxidation is a chemical reaction involving the __________?

  1. Gain of Electrons
  2. Loss of Electrons
  3. Gain of Protons
  4. Loss of Protons

71. At night, Plants intake __________ and release __________?

  1. Oxygen – Carbon dioxide
  2. Carbon dioxide – Oxygen
  3. Oxygen – Carbon monoxide
  4. Carbon monoxide – Oxygen

72. Urine is produced in __________?

  1. Kidneys
  2. Lungs
  3. Large intestine
  4. Liver

73. The position of an element in the Periodic Table is determined by its __________ number?

  1. Electron
  2. Proton
  3. Neutron
  4. Positron

74. The salinity of seawater is determined by the amount of common salt (Sodium Chloride) in __________ of seawater.

  1. 1 gram
  2. 10 grams
  3. 1 kg
  4. 10 kg

75. Which of these plants open its mouth when the insect sits on its lid?

  1. Sunflower
  2. Pitcher plant
  3. Brassica Plant
  4. None of these

76. Which of the following organ is responsible for blood filtration?

  1. Liver
  2. Kidney
  3. Lungs
  4. Heart

77. Which of the following organ is responsible for body metabolism?

  1. Kidney
  2. Liver
  3. Lungs
  4. Heart

78. In which phase of the cell cycle cell organelles are formed?

  1. S Phase
  2. G1 Phase
  3. G2 Phase
  4. G0 Phase

79. The vitamin Folate works together with __________ to produce new red blood cells?

  1. Vitamin D
  2. Vitamin A
  3. Vitamin B-12
  4. None of the above

80. Common food sources of Vitamin A are:___________?

  1. Milk, eggs, butter, cheese, cream, and liver
  2. White sugar, honey, and sugar cane
  3. Broccoli, apricots, cantaloupe, carrots, sweet potato, spinach
  4. Both A and C

81. The doctor known as an eye-specialist is?

  1. Orthodontist
  2. Orthopedist
  3. Ophthalmologist 
  4. Obstetrician

82. Animals who live in herds are?

  1. sociable
  2. gregarious
  3. carnivorous
  4. social

83. The planet which is easily visible from the Earth is?

  1. Mercury
  2. Venus
  3. Mars
  4. Jupiter

84. Specialized in nose disease is Called?

  1. Rhinology’s 
  2. Philologist
  3. Endocrinologist
  4. Gerontologist

85. Which of the following statement about plants is incorrect?

  1. All are eukaryotes
  2. They are multicellular.
  3. Non-motile organisms
  4. They Are heterotrophs

86. Antheridia and archegonia are born on ______________ in bryophytes.

  1. Sporophyte
  2. Gametophyte
  3. Both of these
  4. None of these

87. The Great Spot is on the planet __________?

  1. Saturn
  2. Venus
  3. Mars
  4. Jupiter

88. 1 light-year =?

  1. 9.5×106 km
  2. 9.5×109 km
  3. 9.5×1012 km
  4. 9.5×1018 km

89. The bodyguard of the Earth is __________ that save the Earth from many Comets and Asteroids.

  1. Mars
  2. Saturn
  3. Uranus
  4. Jupiter

90. The planets visible to us without using a telescope are __________?

  1. 3
  2. 4
  3. 5
  4. 6

91. According to the Big Bang Theory, the Universe began about __________ billion years ago.

  1. 30 – 40
  2. 40 – 50
  3. 10 – 20
  4. 20 – 30

92. Biosensor is used to measure?

  1. Salinity in Urine
  2. Blood glucose level
  3. The body pH value Amount of
  4. hemoglobin

93. Which of the following bryophytes are the simplest ones?

  1. Porella
  2. Fumaria
  3. Anthocerus
  4. Polytrichum

94. Ferns are included in__________?

  1. Psilopsida
  2. Lycopsida
  3. Sphenopsida
  4. Pteropsida

95. Einstein’s famous equation which states that mass and energy are interchangeable is?

  1. E = cm2
  2. M = ec2
  3. M = ce2
  4. E = mc2

96. The SI unit of electric current is?

  1.  Ampere
  2. Coulomb
  3. Volt
  4. Watt

97. The principal constituent of the atmosphere of the Earth is?

  1. Nitrogen
  2. Oxygen
  3. Carbon
  4. Hydrogen

98. Both radial and bilateral symmetry is found in the phylum____________?

  1. Protozoa
  2. Porifera
  3. Echinodermata
  4. None of these

99. Which of the following structure is not present in all the bacteria_____________?

  1. Cell membrane
  2. Capsule
  3. Chromatin bodies
  4. Ribosomes

100. E. coli and example of Entrobacteriace is important for causing diarrheal diseases its size is____________?

  1. 0.1-600 um
  2. 100-200 nm
  3. 0.75-1.25 um
  4. 1.1-1.5 um (w) 2.0-6.0 um (L)

101. The size of Spirochete is_____________?

  1. 500 um 
  2. 0.1 -600 um
  3. 100-200 nm
  4. 0.75-1.25 um

102. Germ theory of disease has ________________ postulates?

  1. 3
  2. 5
  3. 6

103. What is Dry Ice?

  • Solid Oxygen
  • Solid Hydrogen
  • Solid Nitrogen
  • Solid Carbon Dioxide

104. Digestion of food is completed in the __________?

  1. Large intestine
  2. Small intestine
  3. Stomach
  4.  Liver

105. Carrot is good source of Vitamin _______?

  1. Vitamin A
  2. Vitamin B
  3. Vitamin C
  4. Vitamin D

106. For proper formation of teeth, __________ is essential?

  1. Iodine
  2. Copper
  3. Fluorine
  4. Iron

107. In bacterial categories the bacteria smaller in number are_______________?

  1. Gram-ive bacteria
  2. Eubacteria
  3. Ancient bacteria
  4. Gram +ive bacteria

108. Some bacteria ranging occasionally a size of 500 ?m in length are___________________?

  1. Escherichia coli
  2. Spirochetes
  3. Mycoplasma
  4. Epulopiscuim

109. Deficiency of __________ causes loss of appetite and poor growth?

  1. Zinc
  2. Iodine
  3. Copper
  4. Iron

110. Meteorology is the study of?

  1. Seasons
  2. Atmosphere
  3. Air and sounds
  4. Winds and clouds

111. The Carbon Dioxide in the atmosphere, by volume, is_______?

  1. 0.039%
  2. 3.9%
  3. 13%
  4. 30%

112. Coccobacillus has a shape similar to________________?

  1. Diplobacillus
  2. Sarina
  3. Egg
  4. None of these

113. Diamond is an allotropic form of_______?

  1. Carbon
  2. Hydrogen
  3. Nitrogen
  4. Silicon

114. The first bacterium isolated was_________________?

  1. Coccus
  2. Vibrio
  3. Spirochete
  4. Bacillus

115. The SI unit of Heat is________?

  1. Watt
  2. Vol
  3. Joule
  4. Newton

116. The good sources of Vitamin-A are?

  1. Green leafy vegetables
  2. Seeds
  3. Fresh vegetables and fruits
  4. Seafoods

117. Which of the following bacteria are thick rigid and spiral______________?

  1. Vibrio
  2. Spirochete
  3. Coccus
  4. Spirillum

118. A group of 8 cocci is called______________?

  1. Sarcina
  2. Diplococci
  3. Octococci
  4. Tetrad

119.Cyanobacteria reproduce by____________?

  1. Mitosis
  2. Meiosis
  3. Conjugation
  4. Binary fission 

120. The good sources of Vitamin-B Complex are?

  1. Green leafy vegetables
  2. Seeds
  3.  Fresh vegetables and fruits
  4. Seafood

121. The good sources of Vitamin-C are________?

  1. Green leafy vegetables
  2. Seeds
  3. Fresh vegetables and fruits
  4. Kinds of seafood
122. The good sources of iodine are_______?

  1. Green leafy vegetables
  2. Seeds
  3. Fresh vegetables and fruits
  4. Seafoods

123. The gas, commonly known as “laughing gas”, is

  1. Carbon Dioxide
  2. Sulfur Dioxide
  3. Nitrous Oxide
  4. Sodium Oxide

124. Approximately _____ species of bacteria are known to cause diseases in humans.

  1. 100
  2. 200
  3. 500
  4. 600

125. Which of the following helps cyanobacteria to locomote?

  1. Gas vesicles
  2. Flagella
  3. Both of these
  4. None of these

126. The source of oxygen in photosynthesis is

  1. Salts
  2. Water
  3. Minerals
  4. Glucose
127. The instrument used to measure wind speed is?

  1. Anemometer
  2. Barometer
  3. Hydrometer
  4. Hygrometer
128. The natural fats and oils are composed of_________?

  1. Carbon, Hydrogen, and Oxygen
  2. Carbon, Hydrogen, and Nitrogen
  3. Carbon, Oxygen and Nitrogen
  4. Hydrogen, Oxygen and Nitrogen

129. Cyanobacteria have ________ cell wall?

  1. Gram +ve.
  2. Acid-fast
  3. Cellulose rich
  4. Gram – ve.

130 .The energy value of food is measured in_______?

  1. Joule
  2. Calories
  3. Tesla
  4. Proteins
131. Wind energy is the __________ energy.

  1. Potential
  2. Transverse
  3. Mechanical
  4. Kinetic
132. Who is considered the founder of meteorology?

  1. Aristotle
  2. Plato
  3. Einstein
  4. Newton

133. Who developed the vaccine against anthrax?

  1. Edward Jennar
  2. Leuvenhoek
  3. Alexander Fleming
  4. Louis Pasteur

134. Water covers __________ of the Earth’s surface?

  1. 61%
  2. 67%
  3. 71%
  4. 76%
135. In general, wind speed of 10 –13 kph caused_______?

  1. Minor or no damage
  2. Considerable damage
  3. Severe damage
  4. Extreme damage
136. Acid rain is mainly caused by emissions of __________ in the atmosphere?
  1. Sulfur Dioxide and Potassium Nitrate
  2. Sulfur and Charcoal
  3. Nitrogen Oxide and Potassium Nitrate
  4. Sulfur Dioxide and Nitrogen Oxide

137. Rapid growth at exponential ration occurs in which phase of bacterial growth:

  1. Lag phase
  2. Log phase 
  3. Stationary phase
  4. Death/decline phase

138. About 50% of the Earth’s crust, including the waters on the Earth and atmosphere, is?

  1. Oxygen
  2. Carbon Dioxide
  3. Silicon
  4. Clay
139. The fourth state of matter is?

  1. Water
  2. Salts
  3. Vapors
  4. Plasma
140. The device used to convert Alternate Current into Direct Current is called?

  1. Anemometer
  2. Battery
  3. Galvanometer
  4. Rectifier

141. Sex pill is formed in which of the following processes?

  1. Binary fission
  2. Mitosis
  3. Sexual reproduction
  4. Conjugation

142. In night, when photosynthesis is stopped, plants__________?

  1. Take in Carbon Dioxide
  2. Take in Oxygen
  3. Give off Carbon Dioxide
  4. Give off Oxygen

143. __________ are called the powerhouses of the cell?

  1. Mitochondria
  2.  Vesicles
  3.  Lungs
  4. Liver

144. Spirochete is an example of___________?

  1. Aerobic bacteria
  2. Anaerobic bacteria 
  3. Facultative bacteria
  4. Microaerophilic

145. One of the countries through which equator passes is___________?

  1. Kenya
  2. Malaysia
  3. Malta
  4. Pakistan

146. E. coli and example of____________?

  1. Aerobic bacteria
  2. Anaerobic bacteria
  3. Facultative bacteria 
  4. Microaerophilic

147. Copper can be converted into gold by?

  1. Artificial radioactivity
  2. Heating
  3. Electroplating
  4. Chemical reaction

148. Earth rotates the sun in___________?

  1. 23 hours 56 min 4 sec 
  2. 24 hours
  3. 23 hours 57 min 9 sec
  4. None of the above

149. Bauxite is an ore of_________?

  1. Copper
  2. Zinc
  3. Aluminum
  4. Iron

150. Nitrifying bacteria are the examples of___________?

  1. Heterotrophic bacteria
  2. Chemosynthetic bacteria 
  3. Saprophytic bacteria
  4. Parasitic bacteria

151. Ruby is an oxide of__________?

  1.  Silver
  2. Gold
  3.  Platinum
  4. Aluminum oxide

152. Saliva contains__________?

  1. Bite
  2. Amylases
  3. Trypsin
  4. None of these

153. Purple non-Sulphur bacteria is an example of___________?

  1. Heterotrophic bacteria
  2. Chemosynthetic bacteria
  3. Photosynthetic bacteria 
  4. Saprotrophic bacteria

154. Example of bacteria requiring low concentration of oxygen is__________?

  1. Spirochete
  2. Campylobacter 
  3. E-coli
  4. Pseudomonas

155. Which Planet is Called Great Red Spot?

  1. Neptune
  2. Mars
  3. Jupiter
  4. Mercury

156. The outermost layer of the Earth is

  1. Crust
  2. Inner mantle
  3.  Outer mantle
  4.  Core

157. The common waste material in bacteria is____________?

  1. Glycogen
  2. Lactic acid 
  3. Ammonia
  4. Urea

158. The Earth’s crust ranges from ________ km in depth.

  1. 0 – 5
  2. 5 – 10
  3. 5 – 70
  4. 10 – 70

159. The thickest layer of the Earth is

  1. Crust
  2. Inner core
  3. Outer core
  4.  Mantle

160. Which of the following contains genes for drug and disease resistance in bacteria?

  1. Nucleotide
  2. Plasmid 
  3. Mesosoma
  4. Ribosome

161. We live on the Earth’s

  1. Inner core
  2. Outer core
  3. Crust
  4. Mantle

161. The interior structure of the Earth is divided into ________ layers.

  1. 4
  2. 5
  3. 6
  4. 7

162. When the source is moving towards the observer at rest the apparent frequency will

  1. Increased
  2.  Decreased
  3.  Both of above
  4. None of these

163. Bats navigate and find food by

  1. Eco-sounding
  2. Eco-location
  3. Acoustical echo
  4. None of these

164. If the stars are moving away from the Earth show a

  1. Redshift
  2.  Blueshift
  3.  Green shift
  4.  None of these

165. Which of the following bacteria do not have flagella commonly__________?

  1. Cocci
  2. Bacilli
  3. Streptobacilli
  4. Vibrio

166. A bacterium with tuft of flagella at both poles is called_____________?

  1. Lophotrichus
  2. Monotrichous
  3. Peritrichous
  4. Amphitrichous

167. If the stars are moving towards the earth show a

  1. Redshift
  2. Blueshift
  3.  Yellow shift
  4.  None of these

168. Doppler effect can be used to calculate the speeds of

  1. Planets
  2. Distant stars
  3.  Galaxies
  4.  All of these

169 Flagella originate from_______________?

  1. Cell membrane
  2. Cell wall
  3. Capsule
  4. Basal body

170. The military applications of Doppler’s effect are

  1. Location of submarines
  2. Control of anti-submarine weapons
  3. Depth measurement of sea
  4. All of these

171. All of the following are coelomates except:____________?

  1. Deuterostomes
  2. Proterosomes
  3. Hemichordates
  4. Aschelminthes

172. Sonar is the name of the technique or detecting the presence of objects underwater by

  1. Eco-ranging
  2. Eco-sounding
  3. Eco-acoustical
  4. All of these

173. In Hook’s law, K is the spring constant depending on the

  1. Dimensions of spring
  2.  Material of spring
  3.  Applied force

174. The radial symmetry is found in the animals of___________?

  1. Protozoa
  2. Porifera
  3. Cnidaria 
  4. All of these

175.Cell wall is absent in___________?

  1. Cocci
  2. Bacilli
  3. Mycobacterium
  4. Mycoplasma

176. The ozone layer was discovered by

  1. F.W. Aston and J.J Thomson
  2. Albert Einstein
  3.  Rutherford
  4.  Charles Fabry and Henri Buisson

178. The ozone layer is at the height of ________ kilometers from the surface of the Earth.

  1. 10 to 20
  2. 20 to 30
  3. 30 to 40
  4. 40 to 50

179. The whole Earth can be covered by ________ geostationary satellites.

  1. 3
  2.  4
  3. 5
  4. 6

180. Cell was of Archaebacteria does not contain_____________________?

  1. Peptidoglycan 
  2. Proteins
  3. Glycoproteins
  4. Polysaccharides

181. Gram positive bacteria appear_______________?

  1. Purple 
  2. Red
  3. Pink
  4. Blue

181. The mass is highly concentrated form of

  1. Weight
  2.  Energy
  3.  Force
  4.  Momentum

182. Which type of rock may contain fossils?

  1. Igneous
  2. Metamorphic
  3. Sedimentary
  4. Crystals

183. Whole is not the function of endoplasmic reticulum?

  1. Nerve impulse conduction
  2. Transport of material
  3. Mechanical support
  4. Synthesis of conjugated molecules

184. The Earth’s atmosphere is divided into ________ layers.

  1. 4
  2. 5
  3. 6
  4. 7

185. The Ozone Layer lies in the

  1. Troposphere
  2. Stratosphere
  3. Mesosphere
  4. Thermosphere

186. Ribosomes + mRNA?

  1. Polysome 
  2. Wholesome
  3. Folsom
  4. None of these

187. Which of the following impart a red color to Rose petals?

  1. Chloroplast
  2. Chlorophyll
  3. Chromoplast
  4. Leucoplast

188. The fresh water on the Earth is ________ of the total water.

  1. 2.5%
  2.  5%
  3.  7.5%
  4.  10%

189.There are ________ major tectonic plates.

  1. 4
  2. 5
  3. 6
  4. 7

190. Barnacles growing on the back of whale is an example for ________________?

  1. Mutualism
  2. Parasitism
  3. Mentalism
  4. Commensalism

191. The Tectonic Plates of the Earth

  1. Inner Core
  2. Outer Core
  3. Lithosphere
  4. Asthenosphere

192. What is the breathing rate of the human being body?

  1. 15-11 minutes
  2. 16-20 minutes
  3. 25-26 minutes
  4. 32-35 minutes

193. The diameter of the Earth’s equator is larger than the pole-to-pole diameter by

  1. 40 km
  2. 43 km
  3. 46 km
  4. 49 km

194. How many teeth are there in the human mouth?

  1. 30
  2. 33
  3. 32
  4. 31

195. Sandstone and limestone are examples of

  1. Igneous rocks
  2. Metamorphic rocks
  3. Sedimentary rocks
  4. Crystals

196. What does TCM stand for in medical terms?

  1. Techno Circuit Module
  2. Traditional Chinese medicine 
  3. Tetra Carbon Mono oxide
  4. TeleCommunication Management

197. Marble and slate are examples of

  1. Igneous rocks
  2. Metamorphic rocks
  3. Sedimentary rocks
  4. Crystals

198. The Earth’s atmosphere is divided into ________ main layers.

  1. 4
  2. 5
  3. 6
  4. 7

199. Which of the following cells is Colorless?

  1. Red blood cells
  2. White blood cells 
  3. Monocytes
  4. platelets

200. The most abundant substance that constitutes the mass of the Earth is?

  1. Iron
  2. Oxygen
  3. Nitrogen
  4. Silicon

201. Which is the Longest Bone in Human Body?

  1. Ulna
  2. Tibia
  3. Femur
  4. Hummers

202. The visible cloud of dust and gas in space is called?

  1. White Dwarf
  2. Supernova
  3. Nebula
  4. Galaxy

203. Which is the smallest bone in the human body

  1. Stapes
  2. Tibia
  3. Femur
  4. Hummers

204. The boiling point of alcohol is

  1.  78 °C
  2. 86 °C
  3. 94 °C
  4. 100 °C

205. Fear of darkness ______________?

  1. Nyctophobia
  2. Ophthalmophobia
  3. Megalomania
  4. Mysophobia

206. Fear of death __________?

  1. Toxicophobia
  2. Theophobia
  3. Scelerophobia
  4. Theatrophobia

207. The art of making fireworks is called________?

  1. Chromatics
  2. Cosmogony
  3. Cosmography
  4. Cosmology

208.The scientific study of teeth is called ____________?

  1. Odontology 
  2. Ornithology
  3. Orthoepy
  4. Pedagogy

209. Between the melting point and boiling point of a substance, the substance is a?

  1.  Solid
  2. Liquid
  3. Gas
  4. Crystal

210. The metal which is liquid at room temperature is?

  1. Zinc
  2. Niccol
  3. Lead
  4. Mercury

211. Fear of disease__________?

  1. Ochlophobia
  2. Paedophobia
  3. Pathophobia 
  4. Peniaphobia

212. One who eats everything_________?

  1. Insolvent
  2. Irascible
  3. Omnivorous 
  4. Omniscient

213. Molten rock above the surface of the Earth is called?

  1.  Lava
  2. Magma
  3. Crystals
  4. Granite

214. Blood which heart pumps to lungs is__________?

  1. Deoxygenated blood 
  2. Lymph fluid
  3. Atria blood
  4. Oxygenated blood

215. The speed of light is

  1. 280,000 km/s
  2. 300,000 km/s
  3. 320,000 km/s
  4. none of these

216. Which component of the body works as an energy storage device?

  1. Fats
  2. Proteins
  3. Liver
  4. Skin

217. What divides the Earth into the Northern and the Southern Hemispheres?

  1. Axis of rotation
  2. Equator
  3. North Pole
  4. South Pole

218. Ozone protects the Earth from harmful ultraviolet radiation from the Sun. The chemical formula of ozone is

  1. O
  2. O2
  3. O3
  4. O4

219. Human body is about _____ water by weight.

  1. 50%
  2. 60%
  3. 70%
  4. 80%

220. Who won the Nobel prize in physics for the discovery of the “Law of the photoelectric effect”?

  1. Wilhelm Rontgen
  2. Ernest Rutherford
  3. Albert Einstein
  4. Isaac Newton

221. The lifespan of Red Blood Cells is __________ days

  1. 60
  2. 120
  3. 180
  4. 240

222. The three elements needed for healthy growth of plants are __________?

  1. N, P, K
  2. N, C, P
  3. N, K,
  4. N, S, P

223. Clocks, which moves with the velocities comparable with the velocity of light, run?

  1. Fast
  2. Slow
  3. Equal to the velocity of light
  4. With zero velocity

224. For a fixed mass of gas at a constant temperature, if we decrease volume, the pressure will

  1. Also, decrease
  2. Increase
  3. Remains constant
  4. None of these

225. The lifespan of Red Blood Cells is __________ days.

  1. 60
  2. 120
  3. 180
  4. 240

226. Max Planck received the noble prize in Physics in 1918 for his discovery of ?

  1. Electron
  2. Energy quanta
  3. Photon
  4. Positron

227. Bronze medal is made up of metals ?

  1. Copper, Nickel
  2. Copper, Tin
  3. Copper, Silver
  4. Copper, Zinc

228. The density of water is

  1. 1 g/cm3
  2. 1.5 g/cm3
  3. 2 g/cm3

229. Radioactivity was discovered by

  1. Lord Kelvin
  2. J. J. Thomson
  3. Henri Becquerel

230. Addison’s disease is caused by the deficiency of____________?

  1. Antidiuretics Harmon
  2. Luteinizing Harmon
  3. Melanophore stimulating Harmon
  4. Adrenocorticotrophic Harmon

231. Does the hummingbird belong to a category called?

  1. Ectotherm
  2. Endotherm
  3. Exotherm
  4. Heterotherm.

232. The Sun’s mass mainly consists of hydrogen (about 73%). The second main constituent (about 25%) is

  1. Hydrogen
  2. Helium
  3. Carbon dioxide

233. A radioactive isotope of Uranium used in Nuclear Bomb is?

  1. 92 U 235
  2. 92 U 234
  3. 92 U 233
  4. 92 U 238

234. Which woody raw material is used for the manufacture of paper pulp?

  1.  Cotton
  2. Poplar
  3. Bagasse

235. Does the rectified spirit contain alcohol?

  1. 80%
  2. 95%
  3. 70%
  4. 85%