JET Practice Test Paper
91. Sulphurdioxide is
a) Acidic b) Alkaline
c) Neutral d) Amphateric
92. Silver mirror is formed by the reaction of methanal with
a) Schiff’s reagent b) Fehling solution
c) Wanklyn reagent d) Tollen’s reagent
93. Enzymes required for fermentation of sugarcane to ethanol are
a) maltase & lactase b) invertase & maltase c) invertase & zymase d) maltase & zymase
94. The temperature at which a fuel catches fire is
a) Thermal point b) pour point
c) Ignition temperature d) inversion temp.
95. The method of estimating the age of old objects on the basis of radioactivity is called
a) radioactive dating b) radiochemical ageing
c) radiochemical dating d) radioactive ageing
96. The elements which possess the properties of both metals and non-metals are
a) Non-reactive elements b) Lanthanides
c) Metalloids d) Actinides
97. The main combustible component of water gas is
a) N2 b) CO2 c) CO4 d) H2
98. Isotope of hydrogen having no neutron is _______
a) Protium b) Deuterium
c) Tritium d) none
99. Which of thefollowing compounds is covalent?
a) H2 b) CaO
c) KCl d) Na2S
100. Which of the following has variable valency
a) Sodium b) Aluminium
c) Oxygen d) Copper
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Repeat JET Test Paper
91. Sulphurdioxide is
a) Acidic b) Alkaline
c) Neutral d) Amphateric
92. Silver mirror is formed by the reaction of methanal with
a) Schiff’s reagent b) Fehling solution
c) Wanklyn reagent d) Tollen’s reagent
93. Enzymes required for fermentation of sugarcane to ethanol are
a) maltase & lactase b) invertase & maltase c) invertase & zymase d) maltase & zymase
94. The temperature at which a fuel catches fire is
a) Thermal point b) pour point
c) Ignition temperature d) inversion temp.
95. The method of estimating the age of old objects on the basis of radioactivity is called
a) radioactive dating b) radiochemical ageing
c) radiochemical dating d) radioactive ageing
96. The elements which possess the properties of both metals and non-metals are
a) Non-reactive elements b) Lanthanides
c) Metalloids d) Actinides
97. The main combustible component of water gas is
a) N2 b) CO2 c) CO4 d) H2
98. Isotope of hydrogen having no neutron is _______
a) Protium b) Deuterium
c) Tritium d) none
99. Which of thefollowing compounds is covalent?
a) H2 b) CaO
c) KCl d) Na2S
100. Which of the following has variable valency
a) Sodium b) Aluminium
c) Oxygen d) Copper
Source: www.punjabteched.net/jet-2011/jet_practice.htm
If you want these papers in Punjabi you can download from here www.punjabteched.net/jet-2011/jet_practice.htm
Repeat JET Test Paper