Question

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Answer 1

Answer:

1-Rusting of Iron is more in coastal areas is higher than any desert areas is because in coastal areas the amount of moisture in air is more than compared to desert areas and rusting happens faster when iron comes in contact with high amounts of moisture.

Rusting of iron takes place in the presence of moisture and air. So the presence of air and water vapour in air are two necessary conditions for rusting of iron.

Answer 2

l  Soils of Kerala

Coastal alluvium.

Mixed alluvium.

Acid saline soils.

Laterite soils.

Black cotton soils.

Red soils.

Hill soils.

Forest soils.