Answer the following questions in about 30 words.
(i) Name three states having black soil and the crop which is
mainly grown in it.
(ii) What type of soil is found in the river deltas of the
eastern coast? Give three main features of this type of soil.
(iii) What steps can be taken to control soil erosion in the
(iv) What are the biotic and abiotic resources? Give some
(i) Maharashtra, Madhya Pradesh and Chhattisgarh
Black soil is ideal for growing cotton.
(ii) Alluvial soil
Alluvial soils are very fertile. They are ideal for growing
sugarcane, wheat and paddy. As it has more kankar
nodules, old alluvial is less fertile than new alluvial.
(iii) In the hilly areas, soil erosion can be controlled by
ploughing across contour lines, making use of terrace farming
techniques and using strips of grass to check erosion by wind and
(iv) Biotic resources are composed of living things, and are
derived from the biosphere, e.g., human beings, fisheries and
Abiotic resources are composed of non-living things,
e.g., metals and rocks.
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