Home
Class 12
BIOLOGY
Which of the following statements is/are...

Which of the following statements is/are true?
(i) Urine is hypertonic in distal convoluted tubule.
(ii) When the urine passes into the collecting tubule, it becomes hypotonic.
(iii) Urine is isotonic in proximal convoluted tubule.
(iv) Urine becomes more and more hypotonic as it passes through the Henle's loop.

A

(i) and (iv) only

B

(i), (ii) and (iii) only

C

(ii) and (iii) only

D

(iii) only

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Similar Questions

Explore conceptually related problems

In human beings the capsular urine entering the Proximal Convoluted Tubule (PCT) is

Which of the following statements are true and which are false? Give reasons for your answer. (i) Only one line can pass through a single point. (ii) There are infinite number of lines which pass through two distinct points. (iii) A terminated line can be produced indefinitely on both the sides. (iv) If two circles are equal, then their radii are equal. (v) In given fig., AB=PQ and PQ=XY , then AB=XY .

The nephron is a hollow, convoluted tube of cells. It is engineered to concentrate urine by removing water at which of the following sites? I. Proximal convoluted tubule II. Descending limb of the loop of Henle III. Ascending limb of the loop of Henle

Explain why the following statements are not correct? i) All groups contain both metals and non metals. ii) In group 1, reactivity decreases with increase in atomic number. iii) Elements in a period become more metallic with increasing atomic number. iv) Atoms of elements in the same group have the same number of electrons.

Which of the following hormone/enzyme is/are correctly paired with its function? I. Renin - Enzyme that catalyses the formation of angiotensin I. II. Aldosterone - Regulate water reabsorption at the distal convoluted tubule. III. Antidiuretic hormone -It is a powerful vasoconstrictor that stimulates the secretion of aldosterone. IV. Angiotensin II - Promotes reabsorption of sodium at distal convoluted tubule.

Which of the following statement is correct about Digestive system of Cockroach? (i) Mouth opens into a short tubular pharynx, leading to a narrow tubular passage called oesophagus. (ii) Gizzard helps in grinding the food particles. (iii) A ring of 6-8 blind tubules called hepatic or gastric caeca is present at the function of foregut and midgut, which secrete digestive juice. (iv) At the junction of midgut and hindgut is present another ring of 100-150 yellow coloured thin filamentous malpighian tubules which help in removal of excretory products from haemolymph.