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Given below is a simple diagram of the human kidney cut open longitudinally.

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asked Jan 7, 2019 in Class X Science by aditya23 (-2,151 points)

Given below is a simple diagram of the human kidney cut open longitudinally. Answer the following questions:

excretory-system-icse-solutions-class-10-biology-6

(i) Give the definition of excretion.

(ii) Name the units of the kidney.

(iii) Why does the cortex of the kidney show a ‘dotted’ appearance ?

(iv) Mention two functions of the kidney.

(v) Write two differences in the composition of the blood flowing through blood vessels A and B.