The Total solution for NCERT class 6-12
(a) Ascending limb ofHenle’s loop is impermeable to water whereas the descending limb is permeable to it.(b) Reabsorption of water from distal parts of thetubules is facilitated by hormone ADH.(c) Dialysis fluid contains all the constituentsas in plasma except nitrogenouswastes.(d) A healthy adult human excretes (on an average) 25 – 30 gm of urea/day.