Solutions to these questions can be found here 1) Students dissected a mammalian kidney and drew the following diagram. 2) Identify TWO structures that refract light as it passes through the eye. 3) The human eye contains cone cells carrying one of three pigments, with each pigment being particularly sensitive to light around a particular wavelength. They are commonly referred to as blue, green and red cones. The numbers of each type of cone were counted in two adults, A and B. The results are graphed below. a) Outline TWO differences in the data between adults A and B. (2 marks) b) Explain how colour vision in adults A and B might differ. (3 marks) 4) A person with normal vision and a person with myopia are both looking at an object in the distance. Construct THREE labelled diagrams of an eye to show the light path through the eye of the person with: a) normal vision b) myopia c) myopia corrected with a suitable lens. 5) The diagram shows a simplified model of a mammalian nephron and three processes labelled 1, 2 and 3. Which row of the table correctly identifies each of the processes?
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