Science

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Across
  1. 3. In this food chain which comes first - Snail, Frog, Dandelion,Hawk?
  2. 8. Which planet is known as the red planet?
  3. 9. Botany is the study of what?
  4. 10. What is the main gas in the air we breathe?
  5. 12. Electric power is typically measured in what units?
  6. 16. What is the name of the process used by plants to convert sunlight into food?
  7. 17. What is the chemical symbol of gold?
Down
  1. 1. What is the first element on the periodic table?
  2. 2. What is the earth’s primary source of energy?
  3. 4. Animals which eat both plants and other animals are known as what?
  4. 5. What is the wire inside an electric bulb called?
  5. 6. The death of every member of a particular species is known as what?
  6. 7. What is H20 more commonly known as?
  7. 11. Which of the following is not part of an atom, electron, proton, neutron?
  8. 13. What type of organism includes moulds and mushrooms?
  9. 14. What is the largest organ in the body?
  10. 15. At room temperature, what is the only metal that is in liquid form?