Question

solve 1 and 2 question

Answer 1

For the First Question - Refer to pg. no. 172 of the Master Key and pg no. 117 of the Science 2 text book of the 10th Std.

For the Second Question - Refer to pg 26 and 27 of the Science 2 text book 'till 2 para' of the pg 27.

U will get the ans.