Science Question Bank
for Exam preparation

Q2. Which of the following is an air-borne disease?

1. Measles
2. Typhoid
3. Pink eye
4. None of the above

Q3. Which of the following are electrovalent compounds?

1. Copper Sulphate
2. Calcium Nitrate
3. Magnesium Oxide
4. All of the above

Q4. What is the chemical name of Baking Soda?

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

Q5. Which of the following is the part of non- living components of environment include landforms, climate, water-bodies, temperature, humidity, air etc.?

1. Physical Environment
2. Cultural Environment
3. Biological Environment
4. Cognitive Environment

Q6. Halley's comet completes one revolution around the sun in:

1. 40 years
2. 46 years
3. 60 years
4. 76 years

Q7. 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

Q8. Name a gas which is produced from fermentation of sugar?

1. Ammonia
2. Butane
3. Propane
4. Carbon Dioxide

Q9. How much force does one coulomb of electric charge exerts on an equal charge placed at a distance of one meter from it?

1. 9 * 109 Newton
2. 10 * 109 Newton
3. 9 * 108 Newton
4. 8 * 109 Newton

Q10. The back part of the moon is always calm and dark which is called:

1. Sea of tranquillity
2. Ocean of storms
3. Both of these
4. None of these
5. Sea of tranquillity