Cell Size and Shape (VCE SSCE Biology): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
How many cells does the human body contain?
How many cells does the human body contain?
37.2 trillion cells
What is the approximate diameter of an ovum (egg cell)?
What is the approximate diameter of an ovum (egg cell)?
0.1 mm
What is the diameter of red blood cells?
What is the diameter of red blood cells?
About 7 micrometres (µm)
What shape do red blood cells have?
What shape do red blood cells have?
Biconcave disc shape
What are two key advantages of small cells?
What are two key advantages of small cells?
Efficient exchange & faster transport
How does size affect surface area to volume ratio?
How does size affect surface area to volume ratio?
Smaller objects have higher SA:V ratios
What is the SA:V ratio of a 1×1×1 cm cube?
What is the SA:V ratio of a 1×1×1 cm cube?
6:1
Which shape has the highest SA:V with 8 cm³ volume?
Which shape has the highest SA:V with 8 cm³ volume?
1×1×8 cm elongated prism (4.25:1)
What are villi in the small intestine?
What are villi in the small intestine?
Finger-like projections increasing SA
What is the relationship between mL and cm³?
What is the relationship between mL and cm³?
1 mL = 1 cm³