Question

Column I consists of different waste materials expelled by the body and column II consists of the organs that help in the process. Match them accordingly.
$\begin{array}{cc}\text{Column I}& \text{Column II}\\ \text{a) Sweat}& \text{1. Lungs}\\ \text{b) Carbon dioxide}& \text{2.Kidney}\\ \text{c) Urine}& \text{3. Skin}\end{array}$

• A. a-3, b-2, c-1
• B. a-3, b-1, c-2
• C. a-1, b-3, c-2
• D. a-2, b-1, c-3

Answer 1

The correct option is B

a-3, b-1, c-2

$\begin{array}{cc}\text{Column I}& \text{Column II}\\ \text{a) Sweat}& \text{3.Skin}\\ \text{b) Carbon dioxide}& \text{1.Lungs}\\ \text{c) Urine}& \text{2.Kidneys}\end{array}$
Excretion is a process by which metabolic wastes are eliminated from an organism. Carbon dioxide is a excretory waste which is formed in the cell, after the breakdown of glucose during cellular respiration. Carbon dioxide is expelled from the body by the respiratory system.Urea is an excretory waste which is excreted in the form of urine by the excretory system