NEET Biology is the scoring paper in the medical entrance examination. Here, you will discover the NEET Biology MCQ Questions for all Concepts as per the latest syllabus. Practice more on a regular basis with these NEET Biology objective questions on air pollution and improve your subject knowledge & problem-solving skills along with time management. NEET Biology Osmoregulation Multiple Choice Questions make you feel confident in answering the question in the exam & increases your scores to high.
MCQs on Osmoregulation
1. In Paramoecium, osmoregulation is a function of
(a) cytostome
(b) contractile vacuole
(c) cytopyge
(d) trichocysts
Answer
Answer: (b)
2. Osmoregulators carry out excretion of salt through
(a) gills
(b) fins
(c) scales
(d) bladder
Answer
Answer: (a)
3. Without restoration, if excess water passes out from the tissues of kidney, the cells would
(a) shrivel and die
(b) burst open and die
(c) not get affected at all
(d) take water from plasma
Answer
Answer: (c)
4. This is used as an osmolyte in humans to increase medullary interstitial osmolality during concentration of urine
(a) Urea
(b) TMAO
(c) (a) and (b) both
(d) Uric acid
Answer
Answer: (a)
5. A person on a long hunger strike, surviving only on water will have
(a) less amino acids in his urine
(b) more sodium in hir urine
(c) less urea in his urine
(d) more glucose in his blood
Answer
Answer: (c)
6. Mechanism of regulation, typically between entities and its environment of solutes and the loss and gain of water is known as
(a) Homeostasis
(b) Thermoregulation
(c) Hemostasis
(d) Osmoregulation
Answer
Answer: (d)
7. Most of the marine invertebrates are
(a) Osmoregulators
(b) Osmoconformers
(c) both depend on sea water concentration
(d) None of the above
Answer
Answer: (b)
8. Kidney matrix retains some quantity of urea to maintain
(a) metabolism
(b) micturition
(c) desired osmolarity
(d) balance of the body
Answer
Answer: (c)
9. This is not a primary function of protonephridia
(a) excretion
(b) osmoregulation
(c) fluid volume regulation
(d) ionic volume regulation
Answer
Answer: (a)
10.This is both osmoregulator and a nitrogenous product
(a) Uric acid
(b) Urea
(c) NH3
(d) All of the above
Answer
Answer: (b)