(76) The second most abundant metal found in the earth’s crust is ?
- A. Silicon
- B. Aluminium
- C. Calcium
- D. Sodium
(77) In the electricity meter the digit to the extreme right is ?
- A. 1/5th of the unit
- B. 1/100 of the unit
- C. 1/10th of the unit
- D. 1/1000th of the unit
(78) Saliva contains ?
- A. Amylases
- B. Bite
- C. Trypsin
- D. None of these
(79) Nail polish remover contains ?
- A. Acetone
- B. Benzene
- C. Acetic acid
- D. Petroleum ether
(80) Earth rotates the sun in ?
- A. 23 hours 56 min 4 sec
- B. 24 hours
- C. 23 hours 57 min 9 sec
- D. Non of above
(81) Oil of vitriol is ?
- A. Nitric acid
- B. Hydrochlori c acid
- C. Phosphoric acid
- D. Sulfuric acid
(82) The study of rearing fine and intelligent human beings through genetics is called ?
- A. Eugenics
- B. Biotechnolo gy
- C. Cloning
- D. Geneology
(83) What is the range, in hertz, of the normal human hearing?
- A. 10 Hz to 10 kHz
- B. 20 Hz to 20 kHz
- C. 2000Hz
- D. 40 Hz to 40 kHz
(84) Who first measured the velocity of light?
- A. Einstein
- B. Newton
- C. Ole Roemer
- D. Galileo
(85) The average kinetic energy of the molecules of a body determines?
- A. heat
- B. temperatur e
- C. internal energy
- D. none
(86) The post-mortem examination of a body is called ?
- A. Etymology
- B. autopsy
- C. Anatomy
- D. None of these
(87) Study of Soil is called ?
- A. Pedology
- B. Pedagogy
- C. sociology
- D. Demograph y
(88) The toxicity of which of the following heavy metals leads to Liver cirrhosis?
- A. Copper
- B. Lead
- C. Mercury
- D. Zinc
(89) P Waves are also said to be waves?
- A. Push-pull
- B. Side-side
- C. Up-down
- D. None of the above
(90) When Pluto was cast out from the list of Planets? Page 6 of
- A. September 2645, 2006
- B. April 28, 2004
- C. January 26, 2006
- D. August 24, 2006
(91) What are the three basic units of measurement for the metric system?
- A. Metre, litre and gramme
- B. Centimetre, kilograms and metric
- C. Kilogram, mass and energy
- D. Kelvin, cd and mole
(92) The olfactory nerves affect what sense in brain?
- A. Smell
- B. Feel
- C. Touch
- D. Hear
(93) Which of the following mixture of gases is required in gas welding?
- A. Oxygen and ethylene
- B. Oxygen and hydrogen
- C. Acetylene and oxygen
- D. Acetylene and hydrogen
(94) How many times the sun is bigger than the size of the earth?
- A. 69 times
- B. 89 times
- C. 99 times
- D. 109 times
(95) How many eyes does a worm have?
- A. Two
- B. Three
- C. One
- D. None
(96) Stripes on each side of “Grévy’s Zebra” is about ?
- A. 20+
- B. 30+
- C. 80+
- D. 36+
(97) Mohs’ Scale” is used to indicate the ?
- A. Degree of hardness of minerals
- B. Degree of viscosity of a liquid
- C. Degree of elasticity of a material
- D. Degree of brittleness of a substance
(98) Which one of the following represents a chemical change ?
- A. Sublimation of iodine
- B. Heating a platinum wire in a Bunsen flame
- C. Heating of mercuric oxide powder
- D. Evaporation of alcohol
(99) Liver uses which vitamin for creating new Red Blood cells?
- A. B12
- B. B6
- C. A
- D. K
(100) The “Rising” of the “evening star” indicates the direction of the ?
- A. South Pole
- B. East
- C. West
- D. North