Life Science CK12 7.8 Importance of Plants

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Across
  1. 6. mineral crystal that forms in urine inside a kidney, often causing pain and possibly blocking the ureter
  2. 7. a solid fossil fuel made from the carbon of ancient dead plants; used for electricity
  3. 8. the ability to do work
  4. 9. seedless plant often used to improve soils because of its ability to absorb and hold water
  5. 10. nonspecific reaction to infection or injury that includes redness, warmth, and pain at the site of infection or injury
  6. 13. reproductive cell produced by fungi or plants
  7. 14. vascular seedless plant with large divided leaves called fronds; more plant-like than the clubmosses; have stems, leaves, and roots
  8. 15. a group of organisms that can mate with one another to produce fertile offspring
  9. 16. sac-like organ in the urinary system that stores urine from the kidneys until it exits the body
Down
  1. 1. vascular seedless plant with hollow, ribbed stems; it is often found in marshes
  2. 2. main organ of the excretory system that filters blood and forms urine
  3. 3. use of nuclear energy (nuclear fission) to create energy inside of a nuclear reactor
  4. 4. dominated by trees and other woody vegetation and are classified based on their latitude; include tropical, temperate, and boreal forests (taiga)
  5. 5. nonrenewable natural resource created from the remains of formerly living organisms that can be used for energ
  6. 11. a tiny nonvascular plant that appears like green "fuzz" with tiny stem-like and leaf-like structures
  7. 12. the finely divided leaf of ferns; has fiddlehead shapes