P5 topics (2026)

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Across
  1. 1. a metal commonly used to make wires
  2. 3. a gas that is transported by the circulatory system
  3. 5. a type of circuit in which one bulb stays lit even if another bulb fuses
  4. 8. a male part of a flower
  5. 9. structures through which a fern reproduces
  6. 12. a factor that affects the rate of evaporation
  7. 13. the part of the human body where an unborn baby develops
  8. 14. a substance carried by the transport tubes in a plant
Down
  1. 1. the process in which a gas changes into a liquid
  2. 2. the transfer of pollen grains from the anther to the stigma
  3. 4. the parts of a fish where gaseous exchange occurs
  4. 6. the parts of the human respiratory system where gaseous exchange occurs
  5. 7. the process necessary to prevent overcrowding among young plants
  6. 10. the male reproductive cell in humans
  7. 11. the part of a flower that becomes a seed