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CBSE › Class 9 › Science › Exploration: Entering the World of Secondary Science (Class 9 NCERT New)
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1. Which of the following best describes biodiversity?

2. Which process is responsible for the formation of sedimentary rocks?

3. What is the safest way to smell a chemical in the laboratory?

4. Which organelle is found in plant cells but not animal cells?

5. Which of the following is a biotic factor in an ecosystem?

6. Which energy transformation occurs in a battery-powered torch?

7. Which type of plate boundary is associated with earthquakes and the formation of mountains?

8. What should you wear to protect your eyes during a science experiment?

9. Which part of the cell contains genetic material?

10. Which of the following is an example of an exothermic reaction?

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