Question

1. Fill in the blanks.
(a) The layer of ozone gas absorbs ........................
rays that come from the
sun to the earth.
(b) Of the total water available on the earth fresh water forms
..............percent
(c) Both ....... and ......... constituents
are present in the soil.​

Answer 1

Answer:

1, ultra violet ray, 2, 0.99%

Answer 2

Answer:

1. UV rays
2. 71 percent
3. biotic and abiotic