Required Practical: Microscopy (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
Which stain is used to make plant cells more visible when preparing an onion epidermis slide?
Which stain is used to make plant cells more visible when preparing an onion epidermis slide?
Iodine solution
Which stain is used to highlight the structures of animal cells such as cheek cells?
Which stain is used to highlight the structures of animal cells such as cheek cells?
Methylene blue stain
Which magnification should you start with when using a light microscope?
Which magnification should you start with when using a light microscope?
Lowest magnification
Which focus knob should be used first to bring the microscope image into general focus?
Which focus knob should be used first to bring the microscope image into general focus?
Coarse focus knob
What is the formula for calculating magnification?
What is the formula for calculating magnification?
Which structure is visible in plant cells but NOT in animal cells?
Which structure is visible in plant cells but NOT in animal cells?
Cell wall
What shape are plant cells compared to animal cells?
What shape are plant cells compared to animal cells?
Regular shape
How does the vacuole in plant cells differ from that in animal cells?
How does the vacuole in plant cells differ from that in animal cells?
Plant cells have a large vacuole
Which organelle is present in plant cells but absent in animal cells?
Which organelle is present in plant cells but absent in animal cells?
Chloroplasts
Why are stains like iodine and methylene blue used in microscopy?
Why are stains like iodine and methylene blue used in microscopy?
To enhance visibility of structures