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Q1. Which pigment is responsible for the green color of plants?
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Q2. Which type of evidence is based on the principle that 'every contact leaves a trace'?
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Q3. What is the charge of an electron?
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Q4. The work-energy theorem states that the work done on an object is equal to the
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Q5. Which component is used to amplify or switch electronic signals?
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Q6. Which organ is considered the primary lymphoid organ?
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Q7. What is the speed of sound in air at room temperature?
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Q8. Which device is used to measure electric current?
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Q9. Which element is a lanthanide?
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Q10. Which of the following is a chemical reaction?
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Q11. Which element is a radioactive metal?
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Q12. Which of the following is not a prediction of the Big Bang Theory?
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Q13. Which drug is commonly used as an antipyretic and analgesic?
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Q14. What is the function of roots in a plant?
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Q15. What is the term for a black hole that formed shortly after the Big Bang?
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Q16. Which of the following is a type of nuclear reaction?
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Q17. Which property of a particle is associated with its intrinsic angular momentum in quantum mechanics?
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Q18. Which of the following is a physical method of preserving digital evidence?
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Q19. Which particle is a carrier of the gravitational force?
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Q20. What is the product of the reaction between hydrogen and oxygen?