(976) The strongest part(s) of a magnet is/are ?
- A. North pole
- B. South pole
- C. North and south pole
- D. Median of north and south pole
(977) Which element is used as moderator in nuclear reactor?
- A. Light water
- B. Dense water
- C. Fresh water
- D. Heavy water
(978) What is the effect of height increase over temperature?
- A. Temperatur e increase
- B. Temperatur e decrease
- C. Remains constant
- D. None
(979) In which layer of atmosphere does commercial aircrafts usually fly?
- A. Stratospher e
- B. Tropospher e
- C. Mesospher e
- D. Thermosph ere
(980) Vitamin C deficiency leads to: ?
- A. Scurvy
- B. Cold
- C. Cancer
- D. Rickets
(981) One Quintal is Equal to ?
- A. 70 kg
- B. 80 kg
- C. 90 kg
- D. 100 kg
(982) The melting point of ice is ?
- A. 00C
- B. 1000C
- C. 40C
- D.-40C
(983) In 2013, Planck measured the age of the universe at ?
- A. 13.82 billion years
- B. 4.53 billion years
- C. 4.6 billion years
- D. 4.53 billion years
(984) Moon is a ?
- A. Star
- B. Planet
- C. A & B
- D. Satellite
(985) Density of Water is ?
- A. 897 kg/m³
- B. 997 kg/m³
- C. 1000 kg/m³
- D. 1025 kg/m³
(986) According to Einsteins general theory of relativity the universe: ?
- A. Must be expanding
- B. Must be contracting
- C. Must be either expanding or contracting
- D. Must be neither expanding nor contracting
(987) Pressure is measured by ?
- A. barometer
- B. Voltmeter
- C. Lactometer
- D. Ammeter
(988) Primary cosmic rays are composed largely of very fast ?
- A. Protons
- B. Neutrons
- C. Electrons
- D. Gamma rays
(989) What do you understand by disease “Insomnia”?
- A. Color blindness
- B. Depression
- C. Hypertensio n
- D. Inability to sleep
(990) How many rows and columns are in the modern Periodic Table?
- A. 18 columns and 7 rows
- B. 12 columns and 9 rows
- C. 7 columns and 18 rows
- D. 25 columns and 15 rows
(991) What melted rock eventually becomes lava?
- A. Iron
- B. Metals
- C. Magma
- D. Coal
(992) Material for rain-proof coats and tents owe their water proof properties to ?
- A. Surface tension
- B. Viscosity
- C. Specific gravity
- D. Elasticity
(993) A man is standing on a weighing machine in a lift which is moving. The weighing machine will slow MINIMUM reading when, the lift is moving? Page 64 o
- A. Upward with uniform speed f 65
- B. Downward with uniform acceleration
- C. In a free fall due to failure of the lift mechanism
- D. None of these
(994) Nitrogen occurs in plant and animals in the form of ?
- A. Minerals
- B. Fats
- C. Carbohydra tes
- D. Proteins
(995) The large plates of solar pannels are painted?
- A. Red
- B. White
- C. Yellow
- D. Black
(996) Sound travels in solid materials then liquid?
- A. Constant
- B. Slowest
- C. Fastest
- D. None of these
(997) Which variety of glass is heat resistant?
- A. Bottle glass
- B. Flint glass
- C. Hard glass
- D. Pyrex glass
(998) Which of the following is the most toxic gas?
- A. Carbon dioxide
- B. Carbon monoxide
- C. Nitrogen
- D. Hydrogen
(999) The element used in lead pencils is ?
- A. Zinc
- B. Lead
- C. Carbon
- D. Tin
(1000) Calculus was invented by ?
- A. Al- khawarzimi
- B. Pythagoras
- C. IsaaC Newton
- D. Al.kindi
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