Selina Concise Biology Class 10 ICSE Solutions Chapter 14 - Pollution - A Rising Environmental Problems
Selina Concise Biology Class 10 ICSE Solutions Pollution- A Rising Environmental Problems Selina Concise Biology Class 10 ICSE Solutions Pollution- A Rising Environmental Problems Exercise 14 A.1. Which one of the following is an example of pollutant? (a) A rat entering your kitchen (b) CO2 given out by the respiring organism (c) The heat given out while cooking food (d) The dust raised during road-cleaning Solution A.1. (d) The dust raised during road-cleaning A.2.Which one of the following is a "dirty" practice contributing to pollution and seriously needs stoppage by educating public? (a) Too loud marriage musical bands (b) Disposing of corpses in rivers (c) Floating lighted earthen lamps ("deeyas") in rivers (d) Wearing scented/perfumed clothes Solution A.2. (b) Disposing of corpses in rivers A.3.One of the examples of radiation pollutants is (a) Sulphur dioxide (b) Ozone (c) Iodine - 131 (d) Discarded fused electr...