Animal Excretory System
Biology ⇒ Animal Biology
Animal Excretory System starts at 9 and continues till grade 12.
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See sample questions for grade 12
A person is suffering from kidney failure. Which process can be used to artificially remove wastes from their blood?
Describe how antidiuretic hormone (ADH) affects urine concentration.
Describe the role of the liver in excretion.
Explain the difference between cortical and juxtamedullary nephrons.
Explain the process of ultrafiltration in the mammalian kidney.
Explain the term 'osmoregulation' and its importance in animals.
Explain why desert mammals have longer loops of Henle compared to mammals in moist environments.
Explain why freshwater fish do not drink water but marine fish do.
In a scenario where a mammal is deprived of water for 48 hours, describe the expected changes in urine volume and concentration.
In which part of the nephron does most of the selective reabsorption occur?
Name the process by which plants remove excess water through their leaves.
Name two hormones that regulate kidney function.
State one difference between excretion and egestion.
State the main excretory product of reptiles.
What is the main function of the collecting duct in the nephron?
Which part of the nephron is responsible for the reabsorption of glucose?
