13.2. Urinary system
A subsection of Biology, 5090, through 13. Excretion
Listing 10 of 74 questions
shows a pair of kidneys and some associated structures. C D A B Identify structure A in . Peristalsis occurs continually in structure A. Describe and explain how this helps the structure to carry out its function. Identify structure B on and state how the structural features of C and D enabled you to make your identification. structure B structural features of C and D On a hot day, a person consumed only meat before a day of energetic work. Explain the likely changes in the composition of the person’s urine during the day.
5090_s09_qp_2
THEORY
2009
Paper 2, Variant 0
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State three substances found in the urine of a healthy person. The concentration of a person’s urine can vary according to their diet. Explain how changes in a person’s diet can affect the concentration of their urine. An investigation was carried out into the effect of diet on the rate of production of urine. Three students each took 1.5 dm3 of a different drink A, B or C. shows the volume of urine released by each student over the next two and a half hours. 0.500 1.000 cumulative volume of urine released / dm3 1.500 drink A drink B drink C time / minutes
5090_s14_qp_22
THEORY
2014
Paper 2, Variant 2
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Questions Discovered
74