Blood group was discovered by -
(A) Karl Landsteiner
(B) Pavlov
(C) Alexander Fleming
(D) William Harvey
Pituitary gland is located in?
(A) Liver
(B) Intestine
(C) Brain
(D) Kidney
Goiter / excessive growth of thyroid gland causes by the deficiency of:
(A) Calcium
(B) potassium
(C) Iodine
(D) Iron
Penicillin is extracted from-
(A) Fungus
(B) Lichen
(C) Yeast
(D) Algae
What are the characteristics of an electric-fuse wire?
(A) Low melting point, high specific resistance
(B) High melting point, low specific resistance
(C) Low melting point, low specific resistance
(D) High melting point, high specific resistance
Ranikhet disease is associated with
(A) Fish
(B) Honeybees
(C) Hens
(D) Pigs
Which type of iron ore has magnetic properties?
(A) Magnetite
(B) Hematite
(C) Limonite
(D) Siderite
If the mass of a body is 'm' on the surface of the earth, its mass on the surface of the moon will be :
(A) m/6
(B) m+ 6
(C) m
(D) 6m
A sample of any of the following substances dis appears after sometime when exposed to air like camphor, naphthalene or dry ice . This phenomenon is called .
(A) Sublimation
(B) Evaporation
(C) Diffusion
(D) Radiation
Mica is
(A) poor conductor of both heat and electricity
(B) good conductor of both heat and electricity
(C) poor conductor of heat and conductor of electricity
(D) a conductor of heat and a poor conductor of electricity
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