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3.1 Coordination and control – the nervous system

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Question 39
H

Short-sightedness can be corrected with glasses, but red-green colour blindness cannot.

Which statement explains this difference?

[1]
A

Glasses change the shape of the lens, but colour blindness is due to a damaged optic nerve.

B

Glasses only correct faults in the retina, but colour blindness is a fault in the cornea.

C

Glasses add colour to the light, but colour blindness is due to rod cells in bright light.

D

Glasses change where light is focused, but colour blindness is due to faulty cone cells.

Markscheme

3.1 Coordination and control – the nervous system Questions

  1. GCSE
  2. /Biology
  3. /3.1 Coordination and control – the nervous system

135 exam-style questions on OCR GCSE Biology 3.1 Coordination and control – the nervous system, covering 3.1.1 Structure of the nervous system, 3.1.2 Coordinated response, 3.1.3 The reflex arc, 3.1.4 Structure of the eye, 3.1.5 Defects of the eye, 3.1.6 Structure and function of the brain, 3.1.7 Difficulties of investigating brain function, and 3.1.8 Limitations in treating nervous system damage. Each one has a worked solution and a mark scheme showing where the marks go.

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