Science Question Bank
for Exam preparation

Science- Q2. 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

Science- Q3. Consider the following statement (s) about frequency I. It is describes as the number of waves that pass a fixed place in a given amount of time. II. It is measured in the hertz unit, named in honour of the 19th-century German physicist Heinrich Rudolf Hertz. Which is/are correct statement (s)?

1. Only I
2. Only II
3. Both I & II
4. All of the above

Science- Q4. The commercial unit of Energy is:

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

Science- Q5. Mention the source of Liver, milk, egg yolk, fish liver oil?

1. Vitamin A
2. Vitamin B2
3. Vitamin D
4. Vitamin C

Science- Q6. Proteins are made up of .......

1. Sugars
2. Amino acids
3. Fatty acids
4. Nucleic acids

Science- Q7. Which of the following is the heaviest metal?

1. osmium
2. mercury
3. iron
4. nickel

Science- Q8. Which layer of the atmosphere is also called Ozonosphere?

1. Troposphere
2. Stratosphere
3. Mesosphere
4. Exosphere

Science- Q9. Which of the following is not a primary food product?

1. Vegetables
2. Milk
3. Cereals
4. Fruits

Science- Q10. SMOG is derived from:

1. Smoke
2. Fog
3. Both A and B