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
Which of the following is the most abundant element in the Earth’s crust?
(A) Oxygen
(B) Silica
(C) Iron
(D) Aluminum
Which type of magnet is used in an electric bell?
(A) Bar magnet
(B) Cylindrical magnet
(C) Electromagnet
(D) Button magnet
What is white Phosphorus?
(A) P4
(B) P
(C) O3
(D) Pb
Who invented the battery?
(A) Michael Faraday
(B) Volta
(C) Maxwell
(D) Roentgen
Which of the following grain was first used by human?
(A) Ragi
(B) Wheat
(C) Barley
(D) Oat
Who invented Hydrogen bomb?
(A) J. Robert Oppenheimer
(B) Albert Einstein
(C) Samuel Kohen
(D) Edward Teller
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