explain the excretion in human beings with the help of a labelled daigram.
Answers
Explanation:
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Answer
Velocity
Velocity is basically the rate of change of displacement.
The velocity of an object is the ratio of the displacement covered by the object to the time during which the displacement has been done.
E.G. Motion of a car.
velocity={\frac{displacement}{total time}}velocity=
totaltime
displacement
Average Velocity
Averege velocity is basically the average of given velocities.
OR
Average Velocity is the ratio of the displacement of a body from its initial point to the final point and the total time during which the displacement has took place.
Answer. the Main organs of excretion in vertebrates are the KIDNEYS. these are two reddish brown bean shaped structures situated towards the back of the abdominal cavity just above the waist. each kidney has a concavity , hilus on its inner surface through which a narrow tube ureter passes out to the urinary bladder
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