1. Fill in the blanks in the following: (a) The process of changing water into its vapour state is called _____. (b) The process of changing water vapour into water is called _____. (c) No rainfall ...

CBSE: Check NCERT based important extra questions & answers of CBSE Class 9 Science (Chapter 14 - Natural Resources). These questions and answers are important for the preparation of the upcoming CBSE ...