placeholder image to represent content

Electron microscopy, and the size and scale of cells

Quiz by Oak National Academy: GCSE Combined Science Edexcel Foundation

Our brand new solo games combine with your quiz, on the same screen

Correct quiz answers unlock more play!

New Quizalize solo game modes
6 questions
Show answers
  • Q1
    Which type of microscope uses electrons to view specimens in 3D?
    light microscope
    scanning electron microscope
    transmission electron microscope
    compound microscope
    30s
  • Q2
    In microscopy, what does the term 'resolution' refer to?
    the size of the microscope stage
    the distance at which two distinct points of a specimen can still be seen
    the brightness of the light source
    making small objects appear larger in order to see more detail
    30s
  • Q3
    Which microscope would be most suitable for observing detailed structures within a cell, such as chloroplasts?
    scanning electron microscope
    light microscope
    compound microscope
    transmission electron microscope
    30s
  • Q4
    A typical human hair has a diameter of approximately 60 micrometres (µm). What is its diameter in nanometres?
    60 000 nm
    6000 nm
    600 nm
    60 nm
    30s
  • Q5
    The nucleus of a cell measures 5 micrometres (µm) in diameter. In an image, the nucleus appears as 20 millimetres. What is the magnification of the nucleus in the image?
    40x
    400x
    4000x
    40 000x
    30s
  • Q6
    A plant cell has a length of 20 µm, while a bacterium measures 2 µm in length. How many times longer is the plant cell compared to the bacterium?
    20 times
    10 times
    15 times
    5 times
    30s

Teachers give this quiz to your class