Question

CLASS :
SECTION :
ROLL NO.3
80
88
INDIA
ES
Tropic of Cancer
20
12.
12
SCALE 1CM = 196.85 KM
LAMBERT CONICAL
ORTHOMORPHIC PROJECTION
80
64
72
Bharat Stationers,15 College Square, Kolkata-73, Phone: 2241-6838/9575
88
96
Government of India. Copyright 2002 Bused upon Survey of teda top wilde permason The Surveyor General
The temtorial waters of India extend into the sea to s dismanen of beauties measured on the role​

Answer 1

Answer:

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Explanation:

PH Value:

PH scale measure the acidity of a substance. The ideal PH value for agriculture is 6.5 which is slightly acidic. A soil which is too acidic lacks calcium and potassium which are essential for growth and has low levels of organisms which are vital for humification. Soils which are quite acidic are peaty soils which have a ph value of less than 4and are found mainly in the mountainous areas of the west. They have suffered from leaching and tend to be waterlogged also. Brown earths have a ph value of between 5 and 7, ideal values that are known to be very fertile supporting a wide variety of p

Answer 2

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