Uricotelic mode of passing out nitrogenous wastes is found in

1. birds and annelids

2. amphibians and reptiles

3. insects and amphibians 

4. reptiles and birds 

Subtopic:  Nitrogenous Excretory Products |
 80%
From NCERT
NEET - 2011
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Which one of the following statements is correct with respect to kidney function

regulation?

1. Exposure to cold temperatures stimulates ADH release

2. An increase in glomerular blood flow stimulates the formation of angiotensin II

3. During summer when the body loses a lot of water by evaporation, the release of ADH is

suppressed

4. When someone drinks a lot of water ADH release is suppressed

Subtopic:  Autoregulation of GFR |
 61%
From NCERT
NEET - 2011
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Which one of the following statements in regard to excretion by the human kidneys is correct?

1. Descending limb of loop of Henle is impermeable to water
2. Distal convoluted tubule is incapable of reabsorbing HCO3
3. Nearly 99 per cent of the glomerular filtrate is reabsorbed by the renal tubules
4. Ascending limb of loop of Henle is impermeable to electrolytes
Subtopic:  Formation of Urine |
 81%
From NCERT
NEET - 2010
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The principal nitrogenous excretory compound in humans is synthesised.

1. in kidneys but eliminated mostly through liver

2. in kidneys as well as eliminated by kidneys

3. in liver and also eliminated by the same through bile

4. in the liver, but eliminated mostly through kidneys

Subtopic:  Nitrogenous Excretory Products |
 82%
From NCERT
NEET - 2010
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Uric acid is the chief nitrogenous component of the excretory products of 

1. man                             

2. earthworm

3. cockroach                     

4. frog

Subtopic:  Nitrogenous Excretory Products |
 68%
NEET - 2009
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Which one of the following pair of items correctly belongs to the category of organs

mentioned against it?

1. Analogous organs - Thorn of Bougainvillea and tendrils of Cucurbita

2. Vestigial organs - Nictitating membrane and blind spot in human eye

3. Excretory organs - Nephridia of earthworm and Malpighian tubules of cockroach

4. Homologous organs - Wings of honey bee and wings of crow 

Subtopic:  Nitrogenous Excretory Products |
 86%
From NCERT
NEET - 2008
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A person who is on a long hunger strike and is surviving only on water, will have:

1. More sodium in his urine

2. Less amino acids in his urine

3. More glucose in his blood

4. Less urea in his urine

Subtopic:  Autoregulation of GFR |
 57%
NEET - 2007
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Angiotensinogen is a protein produced and secreted by:

1. Macula densa cells

2. Endothelial cells (cells lining the blood vessels)

3. Liver cells

4. Juxtaglomerular (JG) cells

Subtopic:  Autoregulation of GFR |
NEET - 2006
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Excretion in tadpole is

(1) ammonotelic

(2) ureotelic

(3) urecotelic

(4) none of these

Subtopic:  Nitrogenous Excretory Products |
 72%
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In the presence of vasopressin, the greatest fraction of filtered water is absorbed in 

1. Loop of Henle

2. Proximal convoluted tubule

3. distal convoluted tubule

4. collecting tubule

Subtopic:  Autoregulation of GFR |
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