Biology - Comprehensive Mock Test 11

Question 101 Easy

What is reabsorbed through loop of Henle?

A) Glucose B) CO2 C) Potassium D) Water

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Question 102 Medium

Which one of the following statements in regard to the excretion by the human kidneys is correct?

A) Ascending limb of Loop of Henle is impermeable to electrolytes B) Descending limb of Loop of Henle is impermeable to water C) Distal convoluted tubule is incapable of reabsorbing HCO3 D) Nearly 99 percent of the glomerular filtrate is reabsorbed by the renal tubules

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Question 103 Medium

Urea is produced as an excretory substance in human body in ?

A) Urinary bladder B) Liver C) Kidney D) Rectum

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Question 104 Medium

The yellow pigment derived from heme breakdown and excreted by kidneys is ?

A) Uric acid B) Urochrome C) Cholesterol D) Melanin

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Question 105 Easy

The term haematuria is used to describe ?

A) Blood cancer B) Presence of Red Blood cells in Urine C) Internal bleeding D) Blood poisoning

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Question 106 Medium

The size of filtration slits of Glomerulus are approximately ?

A) 10 nm B) 15 nm C) 20 nm D) 25 nm

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Question 107 Medium

The renal medulla consists of cone-shaped tissue masses called _______

A) Renal pyramid B) Adipose capsule C) Renal cortex D) Renal pelvis

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Question 108 Easy

The process of dilution of urine takes place in ?

A) Distal tubule B) Collecting tubule C) Loop of Henle D) Proximal tubule

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Question 109 Medium

The principal nitrogenous excretory compound in humans is synthesised ?

A) In the liver but eliminated mostly through kidneys B) In kidneys but eliminated mostly through liver C) In kidneys as well as eliminated by kidneys D) In liver and also eliminated by the same through bile

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Question 110 Medium

The muscular tubes which take the urine from the kidneys to the bladder are ?

A) Urinary bladders B) Ureters C) Urethras D) Nephrons

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