Year 8 Science Revision (Semester 2) By John Nguyen

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Across
  1. 3. The energy that a body or system has because of its motion.
  2. 4. A Living organism with independent movement.
  3. 7. What do you use to look at cells in detail?
  4. 12. What is a cell with no nucleus?
  5. 14. What's the control centre of a plant & animal cell?
  6. 15. The respiratory organ in vertebrates, a air-breathing vertebrate.
  7. 16. A large vital organ, a glandular vascular organ in vertebrates that secretes bile, stores and filters blood.
Down
  1. 1. A Female reproductive organ.
  2. 2. Something that surrounds the cytoplasm, which substances pass in and out of the cell
  3. 4. Tthe smallest portion into which an element can be divided and still retain its properties, made up of a dense, positively charged nucleus surrounded by a system of electrons.
  4. 5. A food and voice organ. In people and animals, the opening in the head and its surrounding lips, gums, tongue, and teeth, through which food is taken in and through which sounds come out.
  5. 6. The building blocks of life.
  6. 8. The Outermost layer of cell
  7. 9. The control centre of the Nervous System.
  8. 10. A collection of tissues joined in a structural unit to serve a common function.
  9. 11. Only in a plant cell, an organelle used to store water and dissolved substances.
  10. 13. A group of cells in an organism.