Science Question Bank
for Exam preparation

Science- Q2. Bio-chemical compounds are used as....

1. Skin Treatments
2. Food preservatives
3. Cooking Oils
4. All of the above

Science- Q3. What is the chemical name of Baking Soda?

1. Potassium Carbonate
2. Potassium Hydrogen Carbonate
3. Sodium Hydrogen Carbonate
4. Sodium Carbonate

Science- Q4. What are the two major processes of evolution of species?

1. Migration and adoptation
2. Process of selection
3. Process of isolation
4. Both B & C

Science- Q5. The sky appears black from the moon because of:

1. Lack of atmosphere
2. Lack of cloud
3. Lack of oxygen and CO2
4. None of these

Science- Q6. Which of the following have Alpha-keratin as protein?

1. Blood
2. Eggs
3. Skin
4. Wool

Science- Q7. Who was the inventor of radioactivity?

1. Madam Curie
2. Irine Curie
3. Henery Bacqurel
4. Rutherford

Science- Q8. The magnetic field produced by a current carrying solenoid is similar to the magnetic field produced by a:

1. Bar magnet
2. Ring magnet
3. Rod magnet
4. Horse shoe magnet

Science- Q9. Atom is electrically:

1. Positive
2. negative
3. bipositive
4. neutral

Science- Q10. What is an ionic bond?

1. Ionic bond is formed by sharing of electrons between two atoms.
2. It is a bond formed by the transfer of electrons from one atom to another.
3. Both A and B are correct
4. None of the above