Question

om the
earth.
of the total water available on
he earth, fresh water forms 03
percent
Both ....... and ......... constituents
are present in the soil.
y is it said that -
The ozone layer is a protective
shell of the earth.
Water is life.
Seawater is useful even though it
ble​

Answer 1

Answer:

ozone layer protects us for the harmful UV ( ultra voilet ) ray. UV ray causes skin cancer . so ozone layer is protective shell of the earth .

from the sea water can get salt . with the help of sea every country can do export or import business.

both sea water and fresh water constituent are present in the soil .