1. When the resultant of all the forces acting on a body is zero the body is said to be in a state of Equilibrium.<\/b><\/p>\n
2. Gamma Rays are similar to X-Rays.<\/b><\/p>\n
3. The Separation of ordinary light into its constituent colours is known as Dispersion.<\/b><\/p>\n
4. If a body weighs 600 kg on the surface of the earth, the weight of the same body on the surface of moon will be 1\/6th i.e. 100kg.<\/b><\/p>\n
5. When a bullet penetrates into a target, the kinetic energy of a bullet is converted into Mechanical Energy.<\/b><\/p>\n
6. The process of digestion begins in Mouth.<\/b><\/p>\n
7. Sometimes when white blood corpuscles greatly increase in number, they cause a disease called Leukaemia (blood cancer).<\/b><\/p>\n
8. The principle of wireless telegraphy was discovered by Signor Marconi.<\/b><\/p>\n
9. The planet nearest to sun is Mercury.<\/b><\/p>\n
10. Pressure cooker works on the principle that the boiling point of a liquid increases with the increase of pressure.<\/b><\/p>\n
11. Silver<\/b> is the best conductor of electricity.<\/p>\n
12. Blood cells are manufactured by bone marrow<\/b> of the body.<\/p>\n
13. The smallest organism which causes disease is virus and even smaller is called viroids.<\/b><\/p>\n
14. Neutron, electron and Proton<\/b> have neutral, negative and positive charges respectively.<\/p>\n
15. Of all the flying machines that man has made only Rockets<\/b> are suitable for space flight.<\/p>\n
16. Transistors<\/b> do not need a warm up period because they have no Filaments.<\/p>\n
17. If an object gives off its own light, it is said to be Luminous.<\/b><\/p>\n
18. An electric heater would be most likely to produce I.R Radiations.<\/b><\/p>\n
19. The Kelvin scale of temperature is called the absolute scale.<\/b><\/p>\n
20. The type of radiation that is unaffected by magnetic field is called Gamma Rays.<\/b><\/p>\n
21. If we know the mass of an object and the force applied on it, it is possible to calculate acceleration of the object.<\/b><\/p>\n
22. Active transport in animals and plants required metabolic energy and Concentration Gradient to carry the substances across cell membrane electrical gradient.<\/b><\/p>\n
23. Diseases that spread through air are called Air Borne diseases.<\/b><\/p>\n
24. When iron is less in body, the quantity of Haemoglobin<\/b> in cell decreases.<\/p>\n
25. Arteries become hard due to deposition of Fats and Cholesterol <\/b>in them.<\/p>\n
26. The science of study of old age is called Gerontology.<\/b><\/p>\n
27. The instrument used for measuring the velocity is called Anemometer.<\/b>
\n
\n28. The science which deals with the bird is called Ornithology.<\/b><\/p>\n
29. The function of the thermostat in a refrigerator is to maintain temperature.<\/b><\/p>\n
30. Blotting paper absorbs ink because of the action of capillary.<\/b><\/p>\n
31. Mirage<\/b> is an example of Reflection of Light.<\/p>\n
32. The age of a tree can be determined by counting annual Rings of stem.<\/b><\/p>\n
33. In a normal resting man, the rate of heart beat is 72 per minute.<\/b><\/p>\n
34. In Pakistan, copper is found in Saindak.<\/b><\/p>\n
35. American space shuttle, Mercury Atlas-6,<\/b> is the first winged space ship to orbit and return to airport landing.<\/p>\n
36. Myopia<\/b> is a defect of vision which does not permit to see clearly the distant objects.<\/p>\n
37. The brightest planet is Venus.<\/b><\/p>\n
38. Urea<\/b> is not a phosphorous fertilizer.<\/p>\n
39. Ibn Baitar was a renowned Muslim Botanist.<\/b><\/p>\n
40. Cellulose<\/b> is natural polymer.<\/p>\n
41. Vitamin A & D<\/b> are not water soluble.<\/p>\n
42. Amoeba<\/b> is a unicellular animal.<\/p>\n
43. Lunnar eclipse<\/b> occurs in full moon.<\/p>\n
44. Leprosy<\/b> is a disorder of the Nervous System.<\/p>\n
45. Chlorofluorocarbons (CFCs)<\/b> cause Depletion of ozone.<\/p>\n
46. Quartz is chemically a Silicate or Silicon dioxide.<\/b><\/p>\n
47. Chicken egg<\/b> is composed of One Cell.<\/p>\n
48. Visible light energy has the wave length range of 400-700 nm.<\/b><\/p>\n
49. The particle with positive charge but having mass equal to that of electron is called Positron.<\/b><\/p>\n
50. Gas in children’s play-balloons going upward is hydrogen.<\/b><\/p>\n
51. Standard pressure is 760 mm-Hg.<\/b><\/p>\n
52. Iron corrodes due to the formation of Iron Oxide.<\/b><\/p>\n
53. Starch<\/b> is a polymer of Glucose.<\/p>\n
54. Adrenalin is secreted by the Adrenal Gland.<\/b><\/p>\n
55. Newton is the unit of Force.<\/b><\/p>\n
56. The process of conversion of a material from solid state directly to gaseous state is called Sublimation.<\/b><\/p>\n
57. Bacteria are parasite.<\/b><\/p>\n
58. Ruby<\/b> is an oxide of Aluminium.<\/p>\n
59. In the Australian continent nights are larger than days<\/b> in June.<\/p>\n
60. Gypsum<\/b> is hydrated calcium carbonate.<\/p>\n
61. Uranus<\/b> is the coldest planet.<\/p>\n
62. Chromite ore contains chromium.<\/b><\/p>\n
63. Mica <\/b>is a non-conductor of electricity.<\/p>\n
64. Sun<\/b> is not the biggest star in the universe.<\/p>\n
65. The capacity to do work is called energy.<\/b><\/p>\n
66. The energy possessed by body due to its position is called potential energy.<\/b><\/p>\n
67. Kitab-al-Manazar is publication by a famous Muslim Scientist about Optics.<\/b><\/p>\n
68. Nucleus <\/b>usually lies in the centre of animal cells.<\/p>\n
69. Calcium and phosphorous<\/b> are the essential elements of bones.<\/p>\n
70. Proteins are formed by combination of amino acids.<\/b><\/p>\n
71. Rain water dissolves Sulphur dioxide to form Sulphuric Acid.<\/b><\/p>\n
72. The set of instructions given to a computer is called command.<\/b><\/p>\n
73. Chemicals such as penicillin which act on bacteria are called antibiotics.<\/b><\/p>\n
74. Radium was discovered by Madam Marie Curie.<\/b><\/p>\n
75. A branch of medicine studying blood and its disorders is called Haematology.<\/b><\/p>\n
76. Cytology<\/b> is the branch of biology which deals with the study of structure and function of cells.<\/p>\n
77. Morphology<\/b> is a biological study of external form and structure of living organisms or their parts.<\/p>\n
78. An academic and applied discipline which involves the scientific study of human or animal mental functions and behaviours is called Psychology.<\/b><\/p>\n
79. A study of the chemical composition of the earth’s crust is called Geology.<\/b><\/p>\n
80. In a heat engine heat energy is changed into Mechanical Energy.<\/b><\/p>\n
81. Frequency of audible sound is 20-20,000 Hz.<\/b><\/p>\n
82. Deficiency of vitamin B-1 causes Beriberi.<\/b><\/p>\n
83. Cheapest source<\/b> of producing electricity is Water.<\/p>\n
84. The smallest unit of measurement of wave-length is Angstrom.<\/b><\/p>\n
85. The chemical generally used in refrigerator is Freon.<\/b><\/p>\n
86. The unit \u00e2\u20ac\u0153TON\u00e2\u20ac\u009d to specify air conditioners is equivalent to 12,000 BTU\/hour.<\/b><\/p>\n
87. Unit of electricity \u00e2\u20ac\u0153Kilowatt Hour\u00e2\u20ac\u009d<\/b> is the unit of Power.<\/p>\n
88. Period of famous Muslim scientists is 7th to 13th century A.D.<\/b><\/p>\n
89. Heat radiation travels at a speed equal to Speed of light.<\/b><\/p>\n
90. Cryptograms<\/b> are non-flowering plants.<\/p>\n
91. Reserve food material is usually stored as Starch in plants and Glycogen<\/b> in animals.<\/p>\n
92. Streptococcus<\/b> is a gram positive bacterium.<\/p>\n
93. Spinach is a good source of vitamin K.<\/b><\/p>\n
94. Insulin<\/b> is a hormone secreted by the pancreas.<\/p>\n
95. Femur<\/b> is a bone of the leg.<\/p>\n
96. The moon has no atmosphere.<\/b><\/p>\n
97. Excessive burning of the fossil fuels causes acid rains.<\/b><\/p>\n
98. Twenty-first of June is the longest day of the year in the northern hemisphere.<\/b><\/p>\n
99. Electricity is a secondary source<\/b> of energy.<\/p>\n
100. The outermost layer of the earth is called crust.<\/b><\/p>\n