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Cells & Microscopes: The Tiny World

SheelonBiologyScienceEnglishGrades 6-8Published Aug 5, 2026

Every living thing is built from cells. Peer through the microscope at nuclei, membranes, and the difference between plant and animal cells.

12

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~6 min

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3

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Questions in this quiz

All 12 shown. Answers not revealed.

  1. What did Robert Hooke see and name when he looked at cork under a microscope?

    Multiple Choice · 20s

    ACells
    BGerms
    CCrystals
    DAtoms
  2. Which part of a cell controls its activities and holds its DNA?

    Multiple Choice · 20s

    AThe membrane
    BThe vacuole
    CThe cell wall
    DThe nucleus
  3. Which structure is found in plant cells but not in animal cells?

    Multiple Choice · 20s

    ACell membrane
    BCell wall
    CCytoplasm
    DNucleus
  4. All living things are made of one or more cells.True / False · 20s
  5. Which green structures let plant cells capture sunlight?Multiple Choice · 20s
  6. What is the job of the cell membrane?Multiple Choice · 20s
  7. What is the jelly-like substance filling a cell, where organelles float? (one word)Type Answer · 30s
  8. Bacteria are single-celled organisms with no nucleus.True / False · 20s
  9. A microscope described as 400x makes objects appear...Multiple Choice · 20s
  10. Why do scientists often add a stain such as iodine to a slide?Multiple Choice · 20s
  11. What is the thin square of glass placed over a specimen called?Multiple Choice · 20s
  12. Which organelle is often called the powerhouse of the cell, releasing energy from food? (one word)Type Answer · 30s

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