3. 1. Process by which substances enter and leave cells and become distributed within cells transport

4. 2. Also known as a consumer heterotroph

5. 3. Which part of the plant is most directly involved in photosynthesis? the leaves

6. 4. An organism’s response to the environment that keeps internal conditions suitable for life homeostasis

7. 5. These organisms carry out photosynthesis to make their ‘food’ autotrops

8. 6. A person’s blood glucose (sugar) level remains about the same throughout the day. This relatively constant condition is maintained by… homeostasis

9. 7. Anything in the environment that causes a reaction from an organism stimulus

10. 8. An inherited characteristic that allows organisms to survive and reproduce; beneficial to the organism adaptation

11. 9. The tiny, thin vessels where most oxygen and carbon dioxide is exchanged are… capillaries

12. 10. Reaction to the stimulus response

13. 11. Which human organ system is responsible for removing waste from the body? excretory system

14. 12. Removal of waste from the body excretion

15. 13. A unit used to measure to energy content in food calorie

16. 14. Change in a species over time evolution

17. 15. All the chemical reactions in a cell metabolism

18. 16. Process of taking in materials from the environment and changing the materials into usable forms nutrition

19. 17. Process by which autotrophs make glucose and oxygen photosynthesis

20. 18. The white fur of a bunny helps it survive in a snowy environment by allowing it to blend in and avoid predators. The white fur is a(an)… adaptation

21. kidneys 18. What are these structures?

22. 19. What is the function of these structures? Filter blood..filters urea out of the blood to produce urine

23. 20. The sound from an alarm clock causes you to hit snooze. The sound is a stimulus

24. 21. The transport structures in plants xylem and phloem

25. 22. The blood vessels that transport blood away from the heart are the Arteries (A for away)

26. 23. What process do autotrophs carry out? photosynthesis

27. 24. How does the human body regulate body temperature when it is very hot outside? evaporation of sweat

28. * Write the equation for photosynthesis!