Practice Start Test

Excretory Products and Their Elimination

NEET Biology · 45 questions · Page 5 of 5 · Click an option or "Show Solution" to reveal answer

Q41
Bowman's glands are found in the
A external auditory canal
B cortical and juxtamedullary nephrons
C juxtamedullary nephrons
D olfactory epithelium
Correct Answer
Option D
Solution

(d) Bowman's glands in olfactory epithelium secrete mucus to keep it moist.

Q42
Consider the following statements regarding kidney transplant: (i) Recipient may need immunosuppressants for a long time (ii) Cell-mediated immune response is responsible for graft rejection. The two correct ones out of these are:
A (ii) and (iii)
B (iii) and (iv)
C (i) and (iii)
D (i) and (ii)
Correct Answer
Option D
Solution

(d) Immunosuppressants are needed long-term; cell-mediated immunity causes graft rejection.

Q43
Which one of the following is not a part of a renal pelvis?
A Major calyces
B Convoluted tubules
C Collecting ducts
D Loops of Henle
Correct Answer
Option C
Solution

(c) Collecting ducts are not a part of the renal pelvis.

Q44
Brush border is characteristic of
A neck of nephron
B collecting tube
C proximal convoluted tubule
D all the above
Correct Answer
Option C
Solution

(c) Brush border (microvilli) is characteristic of the proximal convoluted tubule, increasing absorption surface.

Q45
Which of the following statements is correct?
A The descending limb of loop of Henle is impermeable to water.
B The ascending limb of loop of Henle is permeable to water.
C The descending limb of loop of Henle is permeable to electrolytes.
D The ascending limb of loop of Henle is impermeable to water.
Correct Answer
Option D
Solution

(d) Descending limb is permeable to water but impermeable to electrolytes; ascending limb is impermeable to water.

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