Other questions in this quiz

2. Which microscope can be used to see sub-cellular structures?

  • Electron
  • Resolving
  • Optical
  • Light

3. When observing an onion, what is the name of the piece of glass we put on top of the onion?

  • A cover slip
  • A lens
  • A microscope slide

4. What are the 8 things in a plant cell?

  • nucleus, mitochondria, cell membrane, cytoplasm, ribosomes, a cell wall, chloroplasts, a permanent vacuole
  • nucleus, mitochondria, cell membrane, cytoplasm, chlorophyll, a cell wall, chloroplasts, a permanent vacuole
  • nucleus, mitochondria, cell membrane, cytoplasm, ribosomes, a cell wall, chloroplasts, genetic material
  • nucleus, enzymes, cell membrane, cytoplasm, ribosomes, a cell wall, chloroplasts, a permanent vacuole

5. Why do we stain onion cells before observing them?

  • To make it easier to see because the layers of the onion are see-through
  • So that they don't die
  • To contrast the onion layers with the chloroplasts

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