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Science Questions with Answers for Competitive Exams

2 years ago 2.8K Views
Q :  

Blood group was discovered by - 

(A) Karl Landsteiner

(B) Pavlov

(C) Alexander Fleming

(D) William Harvey

Correct Answer : A

Q :  

Pituitary gland is located in?

(A) Liver

(B) Intestine

(C) Brain

(D) Kidney

Correct Answer : C

Q :  

Goiter / excessive growth of thyroid gland causes by the deficiency of:

(A) Calcium

(B) potassium

(C) Iodine

(D) Iron

Correct Answer : C

Q :  

Penicillin is extracted from-

(A) Fungus

(B) Lichen

(C) Yeast

(D) Algae

Correct Answer : A

Q :  

Which of the following is the most abundant element in the Earth’s crust?

(A) Oxygen

(B) Silica

(C) Iron

(D) Aluminum

Correct Answer : A

Q :  

Which type of magnet is used in an electric bell?

(A) Bar magnet

(B) Cylindrical magnet

(C) Electromagnet

(D) Button magnet

Correct Answer : C

Q :  

What is white Phosphorus? 

(A) P4

(B) P

(C) O3

(D) Pb

Correct Answer : A

Q :  

Who invented the battery? 

(A) Michael Faraday

(B) Volta

(C) Maxwell

(D) Roentgen

Correct Answer : B

Q :  

Which of the following grain was first used by human?

(A) Ragi

(B) Wheat

(C) Barley

(D) Oat

Correct Answer : B

Q :  

Who invented Hydrogen bomb?

(A) J. Robert Oppenheimer

(B) Albert Einstein

(C) Samuel Kohen

(D) Edward Teller

Correct Answer : D

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