Question

guys please tell me the answer science:
(1)what is water pollution
(2)explain three ill effect of water pollution
(3) what is soil
(4)explain the following in the formation of soil:
water ,sun ,wind, living organism.
(5) what is humus?
(6)why humus is important?
(7)name three factors which decide which plant will flories on particular type of soil?
(8)what is soil erosion? how it can be prevented
(9)what you understand by biogiochemical cycle?
(10)explain the water cycle with its sketch?

Answer 1

the change in the normal properties of water due to the present of foreign materials is called water pollution
ill effects of water pollution are jaundice and diarrhoea etc.
soil is the mixture of dead particles and humus
they all have specific role in formation on soil which takes thousands of years
the remains of dead animals and plants got buried under soil and is called humus
humans as important as it act as a natural manure
the removal of top layer of soil is called soil erosion it can be prevented by afforestation
the cycle which covers the process like evaporation condensation and precipitation is called biological cycle

Answer 2

Water pollution is the sullying of water bodies, for the most part because of human exercises.

Water bodies incorporate for instance lakes, rivers, seas, aquifers, and groundwater.

Water pollution results when contaminants are brought into the common habitat.

For instance, discharging insufficiently treated wastewater into regular water bodies can prompt the degradation of aquatic ecosystems.

Thus, this can prompt general medical issues for individuals living downstream.

They may utilize the equivalent dirtied river water for drinking or showering or irrigation.

Water pollution is the main worldwide reason for death and sickness, for example because of water-borne diseases.