Exam-style practice

Size of specimens practice questions

Practise mixed syllabus-aligned questions for Size of specimens. Aligned to Cambridge IGCSE Biology.

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Practice questions

Question 1 of 6

Choose an answer, get feedback, then move sideways through the set.

Paper 3Theory (Core)3 marks

Description

The student measures the image length of the insect as 10 mm and knows the actual length is 2 mm.

a
State the formula for calculating magnification.
Your answer
Aim for approximately 1 distinct marking point.
[1]
b
Identify the magnification of the insect image.
Your answer
Aim for approximately 2 distinct marking points.
[2]