81. The average kinetic energy of the molecules of a body determines?
A: Temperature
B: Heat
C: Internal energy
D: None
82. Tyndall effect is related to the __ of light?
A: Dispersion
B: Reflection
C: Scattering
D: Refraction
83. Fine organic or inorganic particles suspended in the air is called _?
A: Gaseous pollutant
B: Particulate pollutant
C: Aerosol
D: None of these
84. The study of the structure of the body is called __ ?
A: Anatomy
B: Anthropobiology
C: Aphnology
D: Apiology
85. Mercury, Venus, Earth, and Mars are called______?
A: Gaseous Planets
B: Dwarf Planet
C: Terrestrial Planets
D: Both A & B
86. The ozone molecule contains which type of bonding_____?
A: Covalent bond
B: Dative bond
C: Both A and B
D: Ionic Bond
87. Which metal is added to steel to make it stainless steel?
A: Aluminium
B: Chromium
C: Carbon
D: Copper
88. Which of the following vitamins promotes the healthy functioning of eyes in human beings?
A: Vitamin C
B: Vitamin B
C: Vitamin A
D: Vitamin D
89. A scientific method will seek to explain natural events and make useful predictions in:
A. A haphazard manner
B. A manner designed to fit the theorist’s or experimenter’s bias
C. A consistently reproducible manner
D. None of the above
90. ”Truth is sought for its own sake, and those who are engaged upon the quest for anything for its own sake are not interested in other things, finding the truth is difficult and the road to it is rough.” This was stated by which key figure in the development of the scientific method in the 11th century?
A. Aristotle
B. Ibn al Haytham
C. Plato
D. None of the above
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