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Maharashtra State BoardSSC (English Medium) 7th Standard

Balbharati solutions for एकात्मिक ७ कक्षा भाग ३ [अंग्रेजी माध्यम] महाराष्ट्र स्टेट बोर्ड chapter 7 - Soils [Latest edition]

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Balbharati solutions for एकात्मिक ७ कक्षा भाग ३ [अंग्रेजी माध्यम] महाराष्ट्र स्टेट बोर्ड chapter 7 - Soils - Shaalaa.com
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Solutions for Chapter 7: Soils

Below listed, you can find solutions for Chapter 7 of Maharashtra State Board Balbharati for एकात्मिक ७ कक्षा भाग ३ [अंग्रेजी माध्यम] महाराष्ट्र स्टेट बोर्ड.


Exercises
Exercises [Page 123]

Balbharati solutions for एकात्मिक ७ कक्षा भाग ३ [अंग्रेजी माध्यम] महाराष्ट्र स्टेट बोर्ड 7 Soils Exercises [Page 123]

Exercises | Q 1. | Page 123

Complete the following table.

Factor/Process Role in the formation of soils
Parent Rock ____________
Regional Climate ____________
Organic material ____________
Microorganisms ____________
Exercises | Q 2. (1) | Page 123

Why do the following occur?

To the west of Sahyadris, laterite soils are formed from basalt rock.

Exercises | Q 2. (2) | Page 123

Why do the following occur?

Humus content in the soil increases

Exercises | Q 2. (3) | Page 123

Why do the following occur?

Soil formation process is faster in the equatorial climate.

Exercises | Q 2. (4) | Page 123

Why do the following occur?

The salinity of the soil increases.

Exercises | Q 2. (5) | Page 123

 Why do the following occur?

Rice is the staple diet of the people from Konkan.

Exercises | Q 2. (6) | Page 123

Why do the following occur?

Soil erosion

Exercises | Q 2. (7) | Page 123

Why do the following occur?

Soil degradation.

Exercises | Q 3. (1) | Page 123

Give information on:

Measures of soil conservation.

Exercises | Q 3. (2) | Page 123

Give information on:

Organic manures

Exercises | Q 3. (3) | Page 123

Give information on:

Place where you will get the information about the suitability of a soil for a particular crop.

Exercises | Q 3. (4) | Page 123

Give information on importance of soils for plant growth.

Exercises | Q 4. | Page 123

Complete the following table with reference to the soil.

Action Effect Result (w.r.t. fertility)
Construction of embankments    
    Wind speed decreased
Farmland is kept fallow for some period    
    Humus content increased.
Trenches are dug across a slope    
Litter is burnt on the farm.    
    Proves favorable for micro-organisms
    The salt content in the soil increases
Chemical fertilizers used excessively    

Solutions for 7: Soils

Exercises
Balbharati solutions for एकात्मिक ७ कक्षा भाग ३ [अंग्रेजी माध्यम] महाराष्ट्र स्टेट बोर्ड chapter 7 - Soils - Shaalaa.com

Balbharati solutions for एकात्मिक ७ कक्षा भाग ३ [अंग्रेजी माध्यम] महाराष्ट्र स्टेट बोर्ड chapter 7 - Soils

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Concepts covered in एकात्मिक ७ कक्षा भाग ३ [अंग्रेजी माध्यम] महाराष्ट्र स्टेट बोर्ड chapter 7 Soils are Factors Necessary for Soil Formation, Soil Erosion and Degradation, Soil Conservation, Properties of Soil, Types of Soil.

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