Soil gets polluted by :
Dumping garbage in water bodies.
Smoke from vehicles and factories.
Chemicals getting thrown into the soil.
Burning garbage outdoors.
How is soil formed?
By breaking down of mountains.
By breaking down of hills.
By breaking down of stones.
By breaking down of rocks.
The mineral and organic material on the surface of the Earth is :
Soil
Gravel
Rocks
Humus
Which gives soil different colors?
Silt
The dark, organic material that forms in soil when plant and animal matter decays is called :
Sand
Which is the smaller particle of soil?
Which is the effect of land pollution?
Various kinds of cancers
Asthma
Diarrhoea
Hypertension
The biggest cause of land pollution is :
Natural fertilizers
Loudspeaker
Smoke
Solid waste material
The bigger particles of soil are called :
Which help in making the soil fertile?
Bugs
Microbes
Earthworms
Centipedes