Uncategorized Excretion in Humans July 7, 2020July 7, 2020 Shveta 0 Comments igcse biology, MYP IB Biology, O level BIOLOGY Excretion can be most accurately described as - Removing the waste products of metabolism Removing undigested food materials Removing products formed during respiration Removing water and urea from the kidneys2. What happens when a person drinks large volume of water?ADH secretion is more, less water reabsorption in kidneys, more amount of urine produced, Urine is less concentratedADH secretion is less, less water reabsorption in kidneys, less amount of urine produced, Urine is more concentratedADH secretion is less, less water reabsorption in kidneys, more amount of urine produced, Urine is less concentratedADH secretion is more, less water reabsorption in kidneys, more amount of urine produced, Urine is more concentrated3. What causes ultra filtration in the kidney tubule?Anti diuretic hormoneBreakdown of ureaContraction of the left ventricleMitochondria in the cells of Bowmann's capsule4. In which two organs does the greatest amount of re absorption of water takes place?Colon and kidneysDuodenum and colonKidneys and liverLiver and duodenum
