Grade 8 Integrated - Vocabulary exercise Unit 1&2

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Across
  1. 4. the types and amounts of food consumed by an individual
  2. 6. essential nutrients for growth and repair of body tissues
  3. 8. a type of tissue that transports water and nutrients in plants
  4. 9. epidermis, the outer layer of cells on the lower surface of leaves
  5. 12. a simple carbohydrate that provides quick energy
  6. 16. inorganic substances essential for bodily functions
  7. 17. layer, a protective layer on the surface of leaves
  8. 19. small openings on the surface of leaves
  9. 20. reaction, a process that leads to the transformation of one set of chemical substances to another
  10. 21. layer, a layer of cells containing chloroplasts in the interior of leaves
  11. 24. a source of energy for the body
Down
  1. 1. a vascular bundle in a leaf
  2. 2. a vital component of all body tissues and functions
  3. 3. epidermis, the outer layer of cells on the upper surface of leaves
  4. 5. proteins that speed up chemical reactions in the body
  5. 7. a green pigment in plants
  6. 10. organic compounds necessary for normal growth and development
  7. 11. a type of carbohydrate that aids in digestion
  8. 13. diet, a diet that includes all necessary nutrients in proper proportions
  9. 14. disease, a condition caused by a lack of essential nutrients
  10. 15. a complex carbohydrate found in plants
  11. 18. a substance that increases the rate of a chemical reaction without being consumed
  12. 22. layer, a layer of loosely packed cells in the interior of leaves
  13. 23. a nutrient that provides energy and helps with nutrient absorption