Selina Concise Biology Class 10 ICSE Solutions Chapter 7 - The Excretory System (Elimination of Body Wastes)
Selina Concise Biology Class 10 ICSE Solutions The Excretory System (Elimination of Body Wastes) Selina Concise Biology Class 10 ICSE Solutions The Excretory System (Elimination of Body Wastes) Exercise 7 A.1. Excretion primarily involves (a) Removal of all byproducts during catabolism (b) Removal of byproducts during anabolism (c) Removal of nitrogenous wastes (d) Throwing out excess of water Solution A.1. (c) Removal of nitrogenous wastes A.2.Maximum amount of water from the glomerular filtrate is reabsorbed in (a) Proximal convoluted tubule (b) Descending limb of loop of Henle (c) Ascending limb of loop of Henle (d) Distal convoluted tubule Solution A.2. (a) Proximal convoluted tubule A.3.Which one of the following in real sense is not an excretory activity? (a) Giving out carbon dioxide (b) Passing out faecal matter (c) Sweating (d) Removal of urea Solution A.3. (c) Sweating A.4.In humans, urea is formed in (a) Ureter (b) ...