Other questions in this quiz

2. If I magnified an item with a x5 eyepiece lens and it had 20x magnification, what would the magnification of the objective be?

  • x5
  • x4
  • x100
  • x0.25

3. which of the following statements are wrong?

  • chloroplasts allow animal cells to photosynthesize
  • mitochondria are tiny structures where respiration occurs,releasing energy for cell processes
  • the cell membrane controls what enters or leaves a cell
  • the central vacuole of a plant cell contains cell sap which keeps the cell rigid,so plants don't have skeletons

4. A fruit is mashed with salty water and detergent. What does this do to the cells of the fruit?

  • They are destroyed completely
  • Nothing
  • They are broken open and nuclei released
  • They are separated individually in the mixture in a solid form

5. Which of these substances leave through the cell membrane?

  • cytoplasm
  • carbon dioxide
  • oxygen
  • glucose


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