Excretion Questions and Answers in Quiz Form 7 for Practice

91. Deamination is proccess in which

1. Poisonous urea is removed from the blood and it occures in kidney
2. Amino acid is absorbed from the digested food and it occur in intestinal
3. Amino acid combined with ammonia to from protein
4. Amino acid broken down to release CO2 and NH2

92. It increases excretion of ca+2 in the kidney

1. Prostaglandin
2. Renin
3. Thyrocalcitonin
4. Angiotensin

93. Which blood vessel carries least ammount of urea?

1. Pulmonary vein
2. Renal artery
3. Renal vein
4. Hepatic portal vein

94. Uric acid is formed in human from

1. purines
2. protines
3. glucose
4. pyrimidines

95. ADH influences water permbeality in the

1. Regulation of blood pressure
2. Removal of urea
3. Regulation of acidity of fluids
4. secretion of antibiotics

96. Which blood vessel takes blood away from kidney?

1. Renal portal vein
2. Renal vein
3. Afferent arteiote
4. Efferent artribute

97. uricotelic mode of excreting nitrogenous waste is found in

1. Reptiles and birds
2. Birds and annelids
3. Amphibianls and reptiles
4. Insects and amphibians

98. Which of the following are uricotelic animals?

1. Rohu and Frog
2. Lizard and Crow
3. Camel and Frog
4. Earthworm and eagle

99. As compared to efferent arterule the afferent arteriont of kidney is

1. Shorter and wider
2. Shorter and narrower
3. Longer and wider
4. Longer and narrower

100. Green glands are excretony in function which are found in

1. Spiders
2. Moth
3. Scropions
4. Prawn

101. Those animals which excrete a large amount of NH3 are

1. Terretrial
2. Eegg lying
3. Amphibions
4. Aquatic

102. Find the incorrect statement regarding mechanism of urine formation in man

1. The glomerular filteration rate is about 125 ml/min
2. Tubular secretion takes place in the PCT
3. Aldostrone induces greater reabsorption of sodium
4. The counter current system contributes in diluting the urine

103. The renal vain carries bloood

1. Towards liver
2. Into the kidney
3. Away from the kidney
4. Towards urinary blodder

104. Angiotensinogen is a protein produced an recreted by

1. Tuxta glomerular JG cells
2. Macula densa cells
3. Endothelial cells of blood vessels
4. Liver cells

105. The mechanism of urine formation in nephorn involves

1. Ultrafilteration
2. Secretion
3. Reabrorption
4. All of above