Biology - Mock Test 289

Question 2881

Kidneys are not only organs of excretion. Their work is supplemented by?

A) Liver B) Heart C) Large intestine D) Skin

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Question 2882

In insects, Malpighian tubules drain materials directly from the?

A) Gut B) Haemocoel C) Spider D) Jelly fish

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Question 2883

A Malpighian tubule empties urine into the?

A) Gut B) Coelom C) Lymph D) Ureters

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Question 2884

About how much blood is in the circulatory system of an average person?

A) 1 liter B) 2 liters C) 5 liters D) 10 liters

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Question 2885

The exchange of materials between blood and interstitial fluid occurs only at the?

A) Veins B) Capillaries C) Arteries D) Arterioles

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Question 2886

Which of the following in NOT reabsorbed from the filtrate to the blood at the proximal tubule?

A) Glucose B) Na C) Plasma proteins D) Water

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Question 2887

What percentage of the water that filters into the nephron is reabsorbed?

A) 25% B) 75% C) 85% D) 99%

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Question 2888

The cells constituting walls of the blood capillaries are known as?

A) Parietal cells B) Haemocytes C) Oxyntic cells D) Endothelial cells

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Question 2889

Which of the following has no muscular walls?

A) Artery B) Arteriole C) Capillary D) Vein

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Question 2890

The reabsorption of glucose in a nephron occurs in?

A) Loop of Henle B) First half of proximal tubule C) Distal convoluted tubule D) Proximal part of collecting ducts

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