Monish_Grade7_Science

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Across
  1. 4. Animals and most other organisms take in food prepared by plants.
  2. 6. carry oxygen-rich blood from the heart to all parts of the body
  3. 7. Carbon dioxide from air is taken in through the tiny pores
  4. 9. breaks down the starch into sugars
  5. 12. breakdown of complex food into simpler substance
  6. 13. is a microscopic single-celled organism found in pond water
  7. 14. taking in of air rich in oxygen into the body is called
  8. 15. Poor conductors are
Down
  1. 1. reliable measure of the hotness of an object
  2. 2. is the fluid which flows in blood vessels
  3. 3. clot is formed because this type of cells in the blood
  4. 5. giving out of air rich in carbon dioxide
  5. 8. slimy, green patches in ponds are formed by
  6. 10. The mode of nutrition in which organisms make food themselves from simple substances
  7. 11. Components of food that are necessary for our body
  8. 13. substances taste sour because they contain