Science Question Bank
for Exam preparation

Q2. Who among the following scientist invented the Microphone?

1. Einstein
2. Edison
3. John & John
4. Janson & Janson

Q3. Which vitamin is needed to prevent Xero-phthalmia?

1. A
2. B
3. C
4. D

Q4. Bleaching powder is formed by treating chlorine with.......

1. Calcium Hydroxide
2. Potassium Hydrogen carbonate
3. Magnesium Hydroxide
4. None of the above

Q5. Hepatitis is a general term for a disease that is caused by:

1. Viruses
2. Bacteria
3. Parasites
4. All the above

Q6. The most visually striking evidence of global warming is:

1. The increased precipitation along the Gulf coast states
2. Highly varying temperature fluctuations felt during the winter months
3. Rapid melting of glacial ice on nearly every continent
4. All of the above

Q7. Which of the following is not a radioactive element?

1. Astatine
2. Francium
3. Titanium
4. Zirconium

Q8. The mass number of an atom is:

1. Number of nucleons in the nucleus
2. Number of protons in the nucleus
3. Number of neutrons in the nucleus
4. None of these

Q9. On what does the strength of magnetic field produced by a current carrying solenoid depend?

1. Number of turns in solenoid
2. Strength of current
3. Nature of core material
4. All of the above

Q10. Which among the following is not an example of carbohydrate?

1. Maltose
2. Fructose
3. Glycogen
4. Glycine