7th Grade Science Cambridge Quarter 1

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Across
  1. 2. Jelly-like substance that holds cell organelles
  2. 5. The ‘brain’ of cells, contains the DNA
  3. 8. Small unit of matter
  4. 9. Small unit of life
  5. 10. organelle that contains chlorophyll and it is found only in plant cells
  6. 13. Plant cell with a lot of chloroplasts
  7. 15. Different tissues joined to carry an specific function
  8. 16. not ductile, break easily
  9. 17. Animal cell does not have this structure
Down
  1. 1. column in the Periodic Table
  2. 3. Two or more atoms chemically joined
  3. 4. Group of similar cells joined together
  4. 5. They are not ductile, have low density, at overall they are gases
  5. 6. Able to be hammered into thin sheets
  6. 7. row in the periodic table
  7. 9. Two or more different type of atoms chemically joined
  8. 10. Security guard of a cell, controls who enters or leaves
  9. 11. They are shiny, strong and good conductors of heat and electricity
  10. 12. Cell that is in charge of sending electrical signals and is the basis of the nervous system
  11. 14. mixture of metals