Animal and Plant kingdom

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Across
  1. 4. invertebrate with six legs
  2. 5. Loss of water through leaves
  3. 6. found in plant cell walls
  4. 9. The skin of mammals is covered by__________.
  5. 10. Plants life cycle normally taking two seasons
  6. 11. Man's best friend
  7. 12. Fish use these to extract oxygen from water.
  8. 15. vertebrates like us
  9. 16. Young plant developing from the zygote
  10. 17. both vertebrates and invertebrates need to breath in this gas
  11. 18. group of similar cells performing a function
  12. 19. they produce milk for their young
  13. 20. Flying mammal
Down
  1. 1. Joining on a sperm cell and an egg cell
  2. 2. Respiration The process by which cells use oxygen to produce energy from food.
  3. 3. The process by which plants, algea, and some bacteria use sunlight, carbon dioxide, and water to make food.
  4. 6. A green pigment that captures light energy for photosynthesis.
  5. 7. Large marsupial
  6. 8. Likes to chase mice
  7. 13. invertebrate with 8 legs
  8. 14. Live in moist environments for reproduction
  9. 16. Has a trunk