In this chapter, Air around us , you will learn about the air from which the atmosphere around us is made up of and you will do that with the help of basic concepts , NCERT questions and extra worksheet questions prepared by the experts at Teachoo .
You will first look at all the gases present in the atmosphere which together form a jacket known as ‘air ’. The atmosphere around us contains the following gases -
Along with these gases, air also contains two other major components which are -
At last, you will understand how plants and animals who live under the water or soil get the necessary oxygen from.