What happens when rain falls on soil without vegetational cover?

(b) burning of fossil fuels release oxides of carbon, nitrogen and sulphur in the atmosphere

Sulphur dioxide (SO2) and oxides of nitrogen (NO2).

Lichens and Mosses (a) and (b). Lichens and mosses release substances which break down the stones resulting in the formation of soil.

Almost all living organisms are dependent on soil. Some depend directly, while some depend indirectly. Plants need soil for getting support as well as nutrients to prepare their food. On...

Rainwater contains dissolved salts. This makes it a conducting solution. There are no dissolved salts present in the distilled water. Hence, rainwater can allow electricity to pass through it while...

Most of the plants grow best when the pH of the soil is close to 7. If the soil is too acidic or too basic, the plants grow badly or...

The child may put his/her fingers into the socket and he/she may get an electric shock which could be fatal.

Hint: Snow/Rain→Streams/Rivers→Sea/Ocean.

(a) : Initially, the parachutist falls under gravity Therefore, u 2 = 2ah = 2 × 9.8 × 50 = 980 m 2 s –2 He reaches the ground with speed = 3...

(a) : Due to thunderstorm, temperature increases. As temperature increases, [H+] also increases, hence pH decreases.