TERM 1 NS

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Across
  1. 1. fusion of the egg and sperm
  2. 4. cold-blooded animals that reproduce by external fertilisation and lay eggs
  3. 5. receives pollen grains
  4. 7. the process in which plants use light energy from the Sun to make their own food
  5. 9. the number of kingdoms
  6. 13. branch of science that is concerned with classification
  7. 14. these plants have green flexible stems
  8. 16. seeds can be dispersed by wind, water, animals and ______ dispersal
  9. 19. monthly bleeding caused by the shedding of the lining of the uterus
  10. 21. produces pollen grains
Down
  1. 2. root system that consists of many fine branched roots
  2. 3. chemical substances that regulate the activity of cells
  3. 6. kingdom that includes mushrooms
  4. 8. attachment of the embryo to the wall of the uterus
  5. 10. characteristic that helps a living thing survie in its environment
  6. 11. produced by plants that do not have flowers or seeds
  7. 12. these plants have cones instead of flowers
  8. 15. cold-blooded animals that reproduce by internal fertilisation and lay eggs
  9. 17. dicotyledons have petals in multiples of ______ or five
  10. 18. all of the living things and non living things that live in a specific area
  11. 20. patterns on petals that guide insects to the flower are called _______ guides