| __ | 1. | Cells are the | | A. | rigid structure and cell wall. | | __ | 2. | Photosynthesis is | | B. | building blocks of life. | | __ | 3. | Plant cells have a | | C. | controls the functions of the cell, just like a brain. | | __ | 4. | Plants breathe in | | D. | the process where plants make their own food. | | __ | 5. | Plants breathe out | | E. | carbon dioxide. | | __ | 6. | The cell membrane | | F. | oxygen. | | __ | 7. | The cytoplasm | | G. | keeps all the organelles of the cell secure and inside. | | __ | 8. | The nucleus | | H. | cushions all the organelles in the cell and protects them. |
| __ | 9. | The circulatory system | | A. | turns food into energy and removes food waste from your body | | __ | 10. | The digestive system | | B. | fills your lungs with air and helps you to breathe. | | __ | 11. | The muscular system | | C. | contains your heart and pumps blood through your body. | | __ | 12. | The nervous system | | D. | is made of your muscles and helps you move your body. | | __ | 13. | The respiratory system | | E. | is made up of your bones and keeps your body's shape. | | __ | 14. | The skeletal system | | F. | is your nerves and brain. It tells your body what to do. |
| __ | 15. | The dairy food group | | A. | Strawberries, bananas, apples. | | __ | 16. | The fruit food group | | B. | tells you the ingredients, nutrients, and serving size. | | __ | 17. | The grain food group | | C. | bread, cereal, bagels. | | __ | 18. | The meat food group | | D. | chicken, bacon, and steak. | | __ | 19. | The nutrition label | | E. | milk, cheese, and butter. | | __ | 20. | The vegetable food group | | F. | carrots, lettuce, and celery. |
| __ | 21. | Circulatory System | | A. | Stomach | | __ | 22. | Digestive System | | B. | Bones | | __ | 23. | Muscular System | | C. | Brain | | __ | 24. | Nervous System | | D. | Lungs | | __ | 25. | Respiratory System | | E. | Heart | | __ | 26. | Skeletal System | | F. | Muscles |
| __ | 27. | Adaptation | | A. | a trait of an animal developed over time for survival | | __ | 28. | Camouflage | | B. | a long, deep sleep during the winter | | __ | 29. | Endangered | | C. | active at night | | __ | 30. | Extinct | | D. | An animal that eats other animals | | __ | 31. | Hibernate | | E. | An animal that gets eaten by other animals | | __ | 32. | Mimicry | | F. | when a species is almost extinct | | __ | 33. | Nocturnal | | G. | when a species of animals no longer exists | | __ | 34. | Predator | | H. | when an animal acts or looks like something else to survive | | __ | 35. | Prey | | I. | when an animal looks like its surroundings |
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