Science Quiz for Railway Recruitment Board Exam

1. The mass-energy relation is the outcome of

(A) Quantum Theory
(B) General theory of relativity
(C) Field theory of energy
(D) Special theory of relativity

2. Who invented Radar?
(A) Robert Watson watt
(B) Max Planck
(C) Humphry Davy
(D) Henry Becquerel

3. The Indian scientist whose name is associated with the measurement of growth in plants is
(A) J.C.Bose
(B) H.G.Khorana
(C) Meghnad Saha
(D) C.V.Raman

4. Which of the following pairs is correctly matched?
(A) Madam Curie – X -Ray
(B) Albert Einstein – Photoelectric effect
(C) Linus Pauling -Electron
(D) C.V.Raman -Stock effect

5. Electromagnetic induction is used in-:
(A) Galvanometer
(B) Thermocouple
(C) Generators
(D) None of these

6. Which colour has the longest wavelength ?
(A) Blue
(B) Green
(C) Red
(D)None of these

7.Standard 18 carat gold contains ?
(A)82 parts gold and 18 parts other metals
(B)18 parts gold and 82 parts other metals
(C)18 parts gold and 6 parts other metals
(D) 9 parts gold and 15 parts other metals

8. Which among the following blood protein regulates the amount of water in plasma?
(A) Globulin
(B) Albumin
(C) Fibrin
(D) Fibulin

9. Which among the following hormone can be used as a drug to treat cardiac arrest and some other cardiac problems?
(A) Thyroxin
(B) Epinephrine
(C) Calcitonin
(D) Insulin

10. The popular drug “Acetylsalicylic Acid” is commonly known by which among the following names?
(A) Paracetamol
(B) Aspirin
(C) Salsalate
(D) Wintergreen