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Q1. What is a mixture?
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Q2. Which law states that like magnetic poles repel each other and unlike magnetic poles attract each other?
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Q3. The atomic number of an element is determined by the number of:
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Q4. Which system is responsible for providing structure and support for the body?
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Q5. What is the term used to describe the bending of light around massive objects as predicted by the theory of relativity?
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Q6. Which of the following is an example of a drug-enzyme interaction?
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Q7. What is the main function of minerals in the body?
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Q8. Which part of the plant is responsible for photosynthesis?
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Q9. What was the name of the first space shuttle launched by NASA?
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Q10. Which material is commonly used as a core in electromagnets?
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Q11. What is the unit of electric current?
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Q12. Which element is the main component of natural gas?
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Q13. What is the force that opposes the gravitational force between two objects?
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Q14. Which law states that for every action, there is an equal and opposite reaction?
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Q15. Which of the following is a type of protozoa?
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Q16. What is the term for the study of the effects of toxic substances on the environment?
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Q17. Which of the following is a decomposer in an ecosystem?
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Q18. Which spacecraft was the first to reach interstellar space?
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Q19. Who introduced the concept of quantum entanglement?
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Q20. The Bohr model of the atom is based on the concept of: