Science Question Bank
for Exam preparation

Q2. Which vitamin is needed to prevent Xero-phthalmia?

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

Q3. The energy possessed by a body due to its position is called:

1. Kinetic Energy
2. Potential Energy
3. Mechanical Energy
4. Electrical Energy

Q4. Soap consists of:

1. Sodium salt with fatty acids.
2. Potassium salt with fatty acids
3. Both a & b
4. Sodium and Potassium salt mixed with chemicals

Q5. Who among the following scientist invented the Microphone?

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

Q6. Which of the following is the unit of radioactivity?

1. Curie
2. Becquerel
3. Rutherford
4. All of these

Q7. Find out the salient features of environment:

1. It is the sum of biotic and abiotic elements.
2. It is based on the4 interactive and functional relationship between and biotic and abiotic
3. It always tens to maintain ecological balance.
4. All of the above

Q8. 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

Q9. Mushrooms are/can be:

1. A variety of fungus
2. Fleshy, fruiting bodies of the fungus
3. Grown in small sheds or plots
4. All the above

Q10. Name an inert diatomic gas which is neither combustible nor helps in combustion?

1. Carbon Dioxide
2. Hydrogen
3. Nitrogen
4. None of the above