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प्रश्न
What is the nitrogenous waste produced by amphibian larvae and by the adult animal?
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उत्तर
Amphibian larvae produce ammonia and the adult produces urea.
संबंधित प्रश्न
Reabsorption of water from distal parts of the tubules is facilitated by hormone ______.
Glucose is taken back from glomerular filtrate ___________
(A) along with concentration gradient
(B) against concentration gradient
(C) by simple diffusion
(D) by tubular secretion
Put a tick mark (✓) against the most appropriate alternative in the following statement :
Filtration of excretory wastes from the blood occurs in:
Fill in the blank :
Evaporation of sweat from the skin surface has ............... effect.
Write True (T) or False (F) for the following statement. Rewrite the false statement in the correct form.
Medulla of kidney passes urine into urinary bladder.
Fill in the blank.
........................ is found in the seeds of poppy plants.
Differentiate between
bowman’s capsule and glomerulus.
Define the following term:
Ultrafiltration
Explain the terms ultrafiltration and selective absorption
Give the working of the nephron.
Differentiate between Afferent arteriole and Efferent arteriole.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Sometimes urine may contain certain excess vitamins.
Answer the following question.
Effective filtration pressure was calculated to be 20 mmHg; where glomerular hydrostatic pressure was 70 mm of Hg. Which other pressure is affecting the filtration process? How much is it?
If the afferent arteriole of the nephron constricts, what happens to the GFR in that nephron? If the efferent arteriole constricts what happens to the GFR in that nephron? Assume that no auto regulation takes place.
Aldosterone acts at the distal convoluted tubule and collecting duct resulting in the absorption of water through ______.
Identify the biological term
Produced when blood is filtered in a Bowman’s capsule.
Proximal convoluted tubule differs from distal convoluted tubule being lined by ______
The correct path of transport of urine is ______
The pH of human urine is approximately ______.
Complete the following:
Urinary excretion = Tubular reabsorption + Tubular secretion –
