Science Question Bank
for Exam preparation

Science- Q2. Consider the following statement (s) related to the Magnetism I. It is a class of physical phenomena that are mediated by magnetic fields. II. Electric currents and the magnetic moments of elementary particles give rise to a magnetic field, which acts on other currents and magnetic moments. Which is/are correct statement (s)?

1. Only I
2. Only II
3. Both I & II
4. Neither I nor II

Science- Q3. Which of the following is the major photochemical smog?

1. Peroxyl acetyl nitrate
2. Smog
3. Hydrogen peroxide
4. Chlorofluorocarbon

Science- Q4. The commercial unit of Energy is:

1. Watt
2. Watt-hour
3. Kilowatt-hour
4. Kilowatt

Science- Q5. Power loom invention is associated with:

1. Devi
2. Johnson Harrison
3. Edmund Cartwright
4. Walter Hunt

Science- Q6. What makes a reptile a reptile?

1. Cold blooded
2. Warm Blooded
3. Non-Hearing
4. Egg-laying

Science- Q7. Which of the following device converts chemical energy in to electrical energy?

1. Battery
2. Loud Speaker
3. Solar Cell
4. Electric Motor

Science- Q8. Which one is not the form of Biocides?

1. Salt
2. Iodine
3. Sugar
4. Bleech

Science- 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

Science- Q10. Name a gas which is used in refrigeration and in fire extinguisher?

1. Nitrogen
2. Hydrogen
3. Carbon Dioxide
4. Methane