Science Question Bank
for Exam preparation

Science- Q2. Which of the following is/are the correct definition of evolution?

1. Cumulative development in the characteristics of species over time.
2. It is a process by which different kinds of living organism are believed to have developed from earlier forms during the history of the earth.
3. Processes that give rise to biodiversity at every level of biological organisation, including the levels of species, individual organisms, and molecules.
4. All of the above

Science- Q3. Which one of the following is not correctly matched?

1. Haemoglobin: Skin
2. Vitamin C: Scurvy
3. Carbohydrate: Potato
4. Fat: Butter

Science- Q4. The planet Neptune was discovered by:

1. Galley
2. Galileo
3. Kepler
4. Newton

Science- Q5. Which of the following is the heaviest metal?

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

Science- Q6. What is the SI unit of electric charge?

1. Volt
2. Coulomb
3. Ampere
4. ohm

Science- Q7. 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- Q8. What is gene pool?

1. Total genetic material contained in a population.
2. It is the stock of different genes in an interbreeding population.
3. Both A & B

Science- Q9. What makes a reptile a reptile?

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

Science- 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