Microscope Observation – Onion Skin Cells

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1. Question 1

   Multiple choice

   Under a microscope, onion skin cells appear as rectangular box-like shapes arranged in a regular pattern. What cell structure causes this regular shape?

2. Question 2

   Multiple choice

   After staining onion cells with iodine, which structure becomes most visible as a dark stained dot inside each cell?

3. Question 3

   Multiple choice

   Why do onion skin cells NOT appear green under the microscope?

4. Question 4

   True or false

   When drawing cells seen under a microscope, you should draw only a few representative cells clearly rather than attempting to draw every cell you can see.

5. Question 5

   Matching

   Match each observation to what it tells you about onion skin cells.

More exercises in this module

• Cells, Growth and Healing – How the Body Repairs Itself

• Specialised Cells – Shape Fits Function

• Single-Celled vs Many-Celled Organisms

• Cellular Respiration – Energy from Food

• Linking Breathing and Respiration – The Full Picture

• Cells and Healing – The Body's Repair System