General Science
Our Body
Q. 1. Which is central control system of the body?
Ans. Brain
Q. 2. A headache is not a pain of?
Ans. Brain
Q. 3. Most headaches happen in the?
Ans. Nerves
Q. 4. Which part of body stores the food?
Ans. Stomach
Q. 5. Stomach passes liquid mixture to which part of body?
Ans. Small Intestine
Q. 6. Which part absorbs all nutrients of the food?
Ans. Small Intestine
Q. 7. How many primary teeth are there?
ANS. 20
Q. 8. How many permanent teeth do adults have?
Ans. 32
Q. 9. Which part of body helps elephants to control their temperature?
Ans. Ears
Q. 10. Which elephants have larger ears than Asian elephants?
Ans. African
Q. 11. The part of ear which is visible called?
Ans. External Ear
Q. 12. Which are the breathing centers of body?
Ans. Lungs
Q. 13. Where lungs of humans are located?
Ans. Chest Cavity
Q. 14. Lungs are protected by?
Ans. Ribcage
Q. 15. Where does the inhaled air enter?
Ans. Lungs
Q. 16. Wind pipe where clean air enters is known as?
Ans. Trachea
Q. 17. In how many small tubes Trachea is divided?
Ans. Two (Bronchial Tube)
Q. 18. Each Bronchial tube is joined with?
Ans. Lungs
Q. 19. Asthma is main disorder of?
Ans. Lungs
Q. 20. Which is the pumping station of the body?
Ans. Heart
Q. 21. The average human heart beats about how many times in a minute?
Ans. 72
Q. 22 How many bones are there in human body?
Ans. 206
Q. 23. Places where two bones meet are called?
Ans. Joints
Q. 24. Outer layer of the body is called?
Ans. Skin
Q. 25. Largest outer part of body is?
Ans. Skin
Q. 26. What is thickness of human skin?
Ans. 2 millimeters
Q. 27. The part of body that gives you shape is?
Ans. Skelton Chapter
Characteristics and Needs of Living Things
Q. 28. The characteristics that an organism inherits from its parents are called?
Ans. Traits
Q. 29. Life cycle of butterfly is?
Ans. Eggs-larva-pupa-adult
Q. 30. Larva of butterfly is also called?
Ans. Caterpillar
Q. 31. Pupa of butterfly is also called?
Ans.Chrysalis
Q. 32. Life cycle of frog is?
And. Spawn-Tadpole-froglet
Q. 33. Frog eggs are also called?
Ans. Spawn
Q. 34. Spawn of frog develops into?
Ans.Tadpole
Q. 35. Tadpole develops into?
Ans. Froglet Chapter.
Food and Health
Q. 36. Which are the major source of quick energy for body?
Ans. Carbohydrates
Q. 37. Which are main source of body growth?
Ans. Minerals
Q. 38. Which main sources protect body from diseases?
Ans. Vitamins
Q. 39. Vitamins are mainly found in?
Ans. Fruits and vegetables
Q. 40. Minerals are mainly found in?
Ans. Sea food
Q. 41. What do Milk, meat, eggs and pulses provide?
Ans. Protein
Q. 42. Fats are found in?
Ans. Oil, Butter and margarine
Q. 43. Vitamin A prevents disease called?
Ans. Night Blindness
Q. 44. Vitamin B complex prevent disease called?
Ans. Beriberi
Q. 45. Which vitamin strengths immune system?
Ans. Vitamin C
Q. 46. Vitamin C prevents a disease called?
Ans. Scurvy
Q. 47. Which Vitamin strengths bones and teeth?
Ans. Vitamin D
Q. 48. Vitamin D prevents disease called?
Ans. Rickets
Q. 49. Which are the building blocks of body?
Ans. Proteins
Q. 50. Flash of body is made up of?
Ans. Protein
Q. 51. What makes the red blood cells?
Ans. Iron
Q. 52. Which disease is caused by deficiency of iron?
Ans. Anaemia
Q. 53. Deficiency of calcium causes?
Ans. Rickets
Q. 54. Deficiency of copper causes?
Ans. Kidney problems
Q. 55. Deficiency of magnesium causes?
Ans. Osteoporosis
Q. 56. Deficiency of protein causes?
Ans. Marasmus
Q. 57. Weight loss of children is due to?
Ans. Marasmus
Q. 58. Marasmus develop due to lack of?
Ans. Nutrients
Q. 59. Kwashiorkor disease is caused by deficiency of?
Ans. Iron
Q. 60. Keeping oneself clean is called?
Ans. Hygiene Chapter
Living Things and Their Environment
Q. 61. The natural world that surrounds a living and non-living things is called?
Ans. Environment
Q. 62. What do Herbivores eat?
Ans. Plants
Q. 63. What do Carnivores eat?
Ans. Animals
Q. 64. What do Omnivores eat?
Ans. Plants and Animals
Q. 65. Human beings are?
Ans. Omnivores
Q. 66. Organisms that eat the producers are called?
Ans. Primary Consumers
Q. 67. Which are the only primary consumers?
Ans. Herbivores
Q. 68. Organisms that eat primary consumers are called?
Ans. Secondary Consumers
Q. 69. Which are the only secondary consumers?
Ans. Carnivores
Q 70. Which are the consumers that eat both herbivores and carnivores?
Ans. Omnivores
Q. 71. Animals that eat primary secondary consumers are called?
Ans. Tertiary Consumer
Q. 72. Organisms that eat all the dead and waste products of producers and consumers are called?
Ans. Decomposers
Q. 73. Which is the correct order of levels in a food chain?
Ans. Producer-consumer-decomposer.
Q. 74. Which best describes the frog?
Ans. Consumer
Q. 75. Which animal is considered as decomposer?
Ans. Mold
Q. 76. What is key role of decomposers?
Ans. Breaking down dead animals Chapter.
Matter and its State
Q. 77. Anything that occupies space and has mass is called?
Ans. Matter
Q. 78. How many states of matters are there?
Ans. Three (Solid, liquid and gas)
Q. 79. The amount of space a material object occupies is called its?
Ans. Volume
Q. 80. State of matter that has fixed shape and fixed volume is called?
Ans. Solid
Q. 81. Volumes of solids do not change with?
Ans. Pressure
Q. 82. State of matter that hast fixed volume but not fixed shape is called?
Ans. Liquid
Q. 83. State of matter that has no fixed shape and fixed volume is called?
And. Gas
Q. 84. Solids, liquids and gases mix together to form?
Ans. Mixture
Q. 85. Solution is a kind of?
Ans. Mixture
Q. 86. The process of separation of solute and solvent from the mixture is called?
Ans. Filtration
Q. 87. Solid can be converted into liquid by?
Ans. Heating
Q. 88. Liquid can be converted into gas by?
Ans. Heating
Q. 89. Gas can be converted into liquid by?
Ans. Cooling
Q. 90. Liquid can be converted into solid by?
Ans. Cooling
Q. 91. Water is a?
Ans. Compound Chapter
Heat and its Measurement
Q. 92. Heat is a form of?
Ans. Energy
Q. 93. In what heat energy is measured?
Ans. Joules
Q. 94. What is unit of energy?
Ans. Joule
Q. 95. How many scales are there to measure temperature?
Ans. Two
Q. 96. Degrees of hotness are measured by?
Ans. Thermometer
Q. 97. The lowest temperature in laboratory thermometer is?
Ans. 10 Centigrade
Q. 98. The highest temperature in laboratory thermometer is?
Ans. 110 Centigrade
Q. 99. Which liquid is used in the clinical thermometer?
Ans. Mercury
Q. 100. Which liquid is used in the clinical thermometer?
Ans. Mercury
Q. 101. The freezing point of water at Fahrenheit scale is?
Ans. 32 F
Q. 102. The freezing point of water at Fahrenheit scale is?
Ans. 212 F
Q. 103. How many divisions does Fahrenheit have?
Ans. 180
Q. 104. Fahrenheit scale on thermometer is marked from 95 F to?
Ans. 108 F
Force and Machine
Q. 105. A pull or push is called?
Ans. Force
Q. 106. Speed of any object can be changed by?
Ans. Force
Q. 107. Speed can be measured in?
Ans. Kilometers per hour.
Sound
Q. 108. Sound is produced by?
Ans. Vibrating objects.
Q. 109. Sound cannot travel through a?
Ans. Vacuum
Q. 110. Which animals do not have ears?
Ans. Snakes
Q. 111. Snakes feel vibrations by their?
Ans. Tongue
Q. 112. Sound is described in terms of?
Ans. Intensity in decibels.
Q. 113. Sounds travel faster through?
Ans. Solids
Q. 114. Unit of Decibel is denoted by?
Q. dB
Q. 115. According to World Health Organization, dB must be of?
Ans. 75 dB
Q. 116. More than 115 dB is considered as?
Ans. Noise
Electricity and Magnetism
Q. 117. The flow of electricity is called?
Ans. Current
Q. 118. Materials through which electricity can pass are called?
Ans. Conductors
Q. 119. Materials through which electricity cannot pass are called?
Ans. Insulators
Q. 120. The path through which current pass is called?
Ans. Circuit
Q. 121. Matter is made up of?
Ans. Atoms
Q. 122. Which are fundamental particles of atom?
Ans. Electron, Proton and Neutron
Q. 123. Which particles of atom are negatively charged?
Ans. Electrons
Q. 124. Which particles of atom are positively charged?
Ans. Protons
Q. 125. Which particles of atom are not charged and called neutral?
Ans. Neutrons
Q 126. How many kinds of circuit are there?
Ans. Two (open and close)
Q. 127. How many poles does magnet have?
Ans. Two (south and north)
Q. 128. How many types of magnets are there?
Ans. Two (natural and artificial)
Q. 129. The magnets which are made with help of electricity are called?
Ans. Electromagnets.
Q. 130. Natural magnets are also called?
Ans. Permanent magnets
Q. 131. Artificial magnets are also called?
Ans. Temporary magnets.
Q. 132. The end of magnetic is called?
Ans. Magnetic pole
Q. 133. The property of magnet to attract things is called?
Ans. Magnetism Chapter.
Movements of the Earth
Q 134. Earth rotates from the west to?
Ans. East
Q. 135. The rotation of earth on its axis is called?
Ans. Axial rotation
Q. 136. Rotation of earth causes?
Ans. Day and night
Q. 137. Earth is traveling around the sun called?
Ans. Revolution
Q. 138. Revolution of earth causes?
Ans. Summer and winter.
Q. 139. The earth is tilted at an angle of?
Ans. 23.5 degree
Q. 140. The earth's axis an imaginary?
Ans. Line
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