A person of which of the following blood group is called a universal donor?
(A) O+
(B) O-
(C) AB+
(D) AB-
Which is the second-largest moon in our solar system?
(A) Titan (Saturn moon)
(B) Saturn moon
(C) moons of Jupiter
(D) moons Saturn
Which of the following is not a Natural fibre?
(A) Starch
(B) Cellulose
(C) Rubber
(D) Nylon-6
Light sensitive salts Metal is___.
(A) Zinc
(B) Silver
(C) Copper
(D) Aluminium
(E) Iron
With whom does the turbine run at the hydroelectric power station.
(A) Due to temperature rise
(B) Due to the flow of water
(C) Due to wind
(D) Due to the heating of coal
Which spice has the highest position in value as an export item of India?
(A) Chili
(B) Dry red chili
(C) Turmeric
(D) Cardamom
The chemical name of baking soda is
(A) sodium carbonate
(B) sodium bicarbonate
(C) sodium chloride
(D) sodium nitrate
Beakon light is used in
(A) Kr
(B) Ar
(C) He
(D) Ne
Which of the following is usually not an air - pollutant?
(A) Carbon dioxide
(B) Nitrous oxide
(C) Hydrocarbons
(D) Sulphur Dioxide
By - the product obtained by the soap industry is
(A) Naphthalene
(B) Caustic potash
(C) Caustic soda
(D) Glycerol
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