U.C.E BIOLOGY 2001 PAPER 1 QN 30

The graph below show the variation in the amount of sweat and urine with temperature in humans.

a) How does the increase in temperature affect

(i) Urine production?

(ii) Sweat production?

b) Explain your answers in (a) (i) and (ii) above.

(i) Explanation for (a) (i)…………………………………………………………………

(ii) Explanation for (a) (ii)……………………………………………………………….

c) State three conditions under which humans pass out concentrated urine.

(i) ……………………………………………………………………………………………….

(ii) ………………………………………………………………………………………………

(iii) ………………………………………………………………………………………………

d) Apart from sweating, state three other body responses by mammals to overheating.

(i) ……………………………………………………………………………………………..

(ii) ……………………………………………………………………………………………..

(iii) ……………………………………………………………………………………………..

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