Everyday Science Quiz Test 6

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Q1. The most important stimulant in tea leaves
Q2. Dolly is the name of the
Q3. Which part of the camera is analogue to the retina in the human eye?
Q4. When a person enters a dark room from bright light he is not able to see clearly for little while because the
Q5. What is the average adult pulse rate?
Q6. The beautiful colour pattern exhibited by a peacock in its tail feathers are due to
Q7. A lake starts freezing because of the cold atmosphere. It will first freeze
Q8. The sun appears red at sunrise and sunset while it appears white at noon, because
Q9. An astronaut inside a spacecraft is in a state of weightlessness. This implies that
Q10. An iceberg is floating in sea. How much of its mass will remain above the surface of water?
Q11. Most of the ozone in the atmosphere is concentrated in the
Q12. The cow's milk contains how much amount of water in terms of percentage?
Q13. T.V. transmission cannot cover a very large area because
Q14. The Green House Effect is caused by an excess of
Q15. Bats can also fly in dark because they are capable of taking the help of
Q16. What is 'Stealth Technology'?
Q17. The primary function of the feathers in birds is to
Q18. The rear view mirror of a motor vehicle is
Q19. Lead ball falls through water more slowly than through air because
Q20. A Fahrenheit thermometer indicates a temperature of 140F. corresponding reading on the Celsius scale will be

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