After checking the wording on an exhibit label held close to their eyes, a museum worker raises their gaze to inspect a painting on the opposite wall.
What happens to the suspensory ligaments and to the refraction of light by the lens?
The suspensory ligaments become slack and the lens refracts light less.
The suspensory ligaments are pulled tight and the lens refracts light less.
The suspensory ligaments are pulled tight and the lens refracts light more.
The suspensory ligaments become slack and the lens refracts light more.
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.