Plant Review

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Across
  1. 2. organism organisms that are made of one single cell
  2. 3. bees ________________ flowers by spreading the pollen to the pistil
  3. 5. system organs working together to carry out life process
  4. 8. length of time it takes for an organism to complete its life cycle
  5. 11. found in plant cells and photosynthesis happens here
  6. 12. this small unit of an animal does not include chloroplasts
  7. 15. when a new plant starts growing from a seed it is called ____________
  8. 16. tiny openings in leaves that allow for carbon dioxide or gas to pass thru
Down
  1. 1. pollen collects on the top of a _____________ from insects and birds
  2. 4. stages in a plant or animal's life
  3. 6. develop more living things
  4. 7. this is the smallest part of plant
  5. 9. part of plant that produces pollen
  6. 10. ______ needs carbon dioxide, water, light
  7. 11. ____________ is a green material that can trap energy from sunlight
  8. 13. plant or animal in earliest stage of development
  9. 14. organism in ________ there are many different kinds of cells
  10. 17. a ___________ is a group of similar cells that work together