Chapter 4 Part 2 Crossword

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Across
  1. 2. one type of body covering on mammals that helps keep them warm
  2. 3. cold-blooded vertebrates with gills, fins, and usually scales
  3. 4. hard outer covering that protects and supports the body (ex: crab, insect)
  4. 8. protective body covering found on fish and reptiles
  5. 9. able to control and maintain a constant internal body temperature (warm-blooded)
  6. 11. body temperature depends on the environment (cold-blooded)
  7. 12. warm-blooded vertebrates with feathers and wings
  8. 14. tissue that carries sugar (food) throughout the plant
  9. 16. female part of a flower (stigma, style, ovary)
  10. 19. part of the stamen that produces pollen
  11. 21. tiny openings in leaves for gas exchange
  12. 23. (two words) body temperature changes with the environment (reptiles, amphibians, fish)
  13. 25. part of the flower that contains ovules
  14. 26. sort into groups based on similarities (used for animals and plants)
  15. 30. process where plants use sunlight, water, and carbon dioxide to make food
  16. 32. tissue that carries water and minerals up through the plant
  17. 33. structures inside the ovary that develop into seeds
  18. 35. plant part that anchors and absorbs water and nutrients; sometimes stores food
  19. 37. waxy outer layer that helps plants prevent water loss
  20. 38. body covering on birds used for flight and warmth
  21. 39. a part of an organism (e.g., root, stem, leaf, flower)
  22. 40. colorful parts of a flower that attract pollinators
  23. 41. invertebrate with segmented body, jointed limbs, and exoskeleton (e.g., insects, spiders, crabs)
  24. 43. transfer of pollen from anther to ovary
  25. 45. animal with a backbone
Down
  1. 1. cold-blooded vertebrates that live part of life in water and part on land
  2. 5. when male and female cells join to form a new organism
  3. 6. (two words) body without a backbone or hard covering (ex: worm, jellyfish)
  4. 7. process of making new living things
  5. 10. warm-blooded vertebrates with hair or fur that produce milk for their young
  6. 13. outer covering that protects the body
  7. 15. plant parts that contain reproductive structures to make seeds
  8. 17. male part of a flower (anther and filament)
  9. 18. (two words) body temperature stays the same (mammals, birds)
  10. 20. green pigment in leaves that captures sunlight for photosynthesis
  11. 22. the job or role of a structure
  12. 24. a structure or behavior that helps an organism survive in its environment
  13. 27. sticky top of the pistil that catches pollen
  14. 28. plant part that supports and connects; moves water, nutrients, and food
  15. 29. leaf-like parts that protect the flower before it blooms
  16. 31. animal without a backbone
  17. 34. internal skeleton inside the body (ex: humans, dogs)
  18. 36. part of the stamen that holds up the anther
  19. 42. cold-blooded vertebrates with dry, scaly skin
  20. 44. plant part that produces food for the plant (photosynthesis)