Cell Structure (AQA GCSE Biology Combined Science): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What is the maximum magnification of a light microscope?
What is the maximum magnification of a light microscope?
×2000
What is the maximum magnification of an electron microscope?
What is the maximum magnification of an electron microscope?
×2 million
What is the main advantage of electron microscopes over light microscopes?
What is the main advantage of electron microscopes over light microscopes?
They show structures inside cells
What does a smaller resolving power number mean?
What does a smaller resolving power number mean?
Better image quality
Which microscope has the best resolving power?
Which microscope has the best resolving power?
Transmission electron (0.1 nm)
Using , find magnification if image is 4 mm, real is 0.01 mm.
Using , find magnification if image is 4 mm, real is 0.01 mm.
×400
An image is 0.3 mm at ×600 magnification. What is the real object size?
An image is 0.3 mm at ×600 magnification. What is the real object size?
0.0005 mm
How many micrometres (μm) are in 1 millimetre (mm)?
How many micrometres (μm) are in 1 millimetre (mm)?
1000 μm
What is the main purpose of a scale bar on a microscope image?
What is the main purpose of a scale bar on a microscope image?
To show real sizes and find magnification
A scale bar measures 15 mm on a page and represents 2 μm. What is the magnification?
A scale bar measures 15 mm on a page and represents 2 μm. What is the magnification?
×7500