INDIA PHYSICAL ENVIRONMENT
SOILS
Q 1 What do you mean by humus?
Q 2 What are
ravines? Where are these found in India?
Q 3 What is
the main cause of soil erosion?
Q 4
What are the main characteristics of fertile soil?
Q 5 Name the
four constituents of soil.
Q 6 Mention
the three horizons of soil.
Q 7 What do
you understand by ‘pedology’?
Q 9 What do
you mean by loams?
Q 10 What is
the process of Pedogenesis?
Q 11
Name three measures to conserve soil.
Q 12 Classify
the two main groups of soils during the ancient times in India.
Q 13 Name the
two government bodies under the ICAR responsible for classifying soils in
India.
Q 14 Which
type of soil is found in sandy desert areas of India?
Q 15 Name the
two types of alluvial soils found in the Northern India.
Q 16 Write the
full form of the following bodies in India: 1)
CAZRI 2)
ICAR
Q 17 What do
you mean by badland topography? Write down an example.
Q 18 Name the
two states of India experiencing the problem of salinity of soils.
Q 19 Which
type of soil is derived from the Deccan lava? Explain two important
characteristics of this soil.
Q 20 Classify
the soils of India on the basis of their colour and composition.
Q 21 How is
humus formed? What is its significance for soil fertility?
Q 22 What are
red soils? Where are they found?
Q 23
Distinguish between the alluvial soil and black soil.
Q 24 What is
contour ploughing? How can we guard against the danger of soil exhaustion?
Q 25 What is
the role of parent material in the soil formation?
Q 26 What methods
should be used to improve soil fertility?
Q 27 What is
the classification of soil given by the ICAR(Indian council of agricultural
reaserch)?
Q 28 Distinguish
between the Regur Soil and the Laterite Soil.
Q 29 Discuss
in brief the different horizons of soil.
Q 30 What is
soil? Discuss four major factors of pedogenesis.
Q 31 What is
soil erosion? In what different ways does it occur? What methods have been used
to check soil erosion?
Q 32 Describe
the causes of soil erosion.
Q 33 Write a
short note on conservation of soil.
Q 34 Give the
description of the major soils of India.
Q 35 Highlight
the important characteristic features of black soils.
Q 36 On the
given map of India, mark the different types of soils.
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