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Which of the following statement is corr...

Which of the following statement is correct?
(i) Sweat is waxy protective secretion having sterols, hydrocarbons and fatty acids
(ii) Sebum is an aqueous fluid having NaCl, lactic acid, urea, amino acids, glucose
(iii) The human skin posseses sweat and sebaceous glands which eliminate some wastes in their secretion.

A

Only iii

B

Only i

C

i and ii

D

i and iii

Text Solution

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The correct Answer is:
A
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Explore conceptually related problems

I. The human skin posseses sweat and sebaceous glands which eliminate some wastes in their secretion. II. Sweat is waxy protective secretion having sterois, hydrocarbons and fatty acids III. Sebum is an aquous fluid having NaCl, lactic acid, urea, amino acids, glucose Which one of the above statement is correct?

Which of the following statements are not incorrect :- (i) Liver, the largest gland in our body secretes cholesterol, degrade steroid hormones, vitamins and drugs (ii) Sebaceous glands eliminate certain substances like urea , steroles and sebum (iii) Sweat produced by sweat glands in a oily fluid containing NaCl. (iv) In uremic patients urea and glucose can be removed by a process called hemodialysis

Assertion: Sweat glands helps in removal of sterols, hydrocarbons and waxes Reason: Sebaceous glands eliminate certain substances like NaCl, small amount of urea and lactic through sebum.

Which of the following statements are correct? (i). Glucose has high threshold value. (ii). Urine is concentrated in Henle's loop (iii). Haemodialyser removes urea, uric acid, glucose and plasma prteins (iv). In glomerulus, urea, uric acid, water, glucose and plasma proteins. (iv). In glomerulus, urea, uric acid, water, glucose and plasma proteins ar filtered out.

Which of the following statements is correct about an aqueous solution of an acid and of a base ? (i) Higher the pH, stronger the acid (ii) Higher the pH, weaker the acid (iii) lower the pH, stronger the base (iv) Lower the pH, weaker the base

Which of the following pairs , will have greater conduction ? (i) 0.1 M acetic acid solution or 1 M acetic acid solution . (ii) 0.1 M NaCl solution at 25^(@)C and 0.1 M NaCl solution at 50^(@)C .

CENGAGE BIOLOGY-EXCERETORY PRODUCTS AND THEIR ELIMINATION-ARCHIVES
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