Why Black Soils are also called ‘Black Cotton Soil’? -SST 10th

Why Black Soils are also called ‘Black Cotton Soil’? -SST 10th
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Black Soil is particularly suitable for cotton cultivation. Therefore it is also called ‘Black cotton soil’
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Identify the most infertile amongst the following soils. (1) Black cotton soil (2) Alluvial soil (3) Laterite soil (4) Peaty soil

Description : Identify the most infertile amongst the following soils. (1) Black cotton soil (2) Alluvial soil (3) Laterite soil (4) Peaty soil

Last Answer : (3) Laterite soil Explanation: Lateritic soils are the most weathered and infertile of all soil types. Due to intensive leaching and low base-exchange capacity, typical lateritic soils are generally infertile and of little value for crop production (Geography of India by Srntta Sengupta, p 63).

In case of foundations on black cotton soils, the most suitable method to increase the bearing capacity of soils is to (A) Increase the depth of foundation (B) Drain the soil (C) Compact the soil (D) Replace the poor soil

Description : In case of foundations on black cotton soils, the most suitable method to increase the bearing capacity of soils is to (A) Increase the depth of foundation (B) Drain the soil (C) Compact the soil (D) Replace the poor soil

Last Answer : Answer: Option D

Identify the most infertile amongst the following soils. (1) Black cotton soil (2) Alluvial soil (3) Laterite soil (4) Peaty soil

Description : Identify the most infertile amongst the following soils. (1) Black cotton soil (2) Alluvial soil (3) Laterite soil (4) Peaty soil

Last Answer : Laterite soil

By what names is black soil also known as? In which regions are black soils formed and why? -SST 10th

Description : By what names is black soil also known as? In which regions are black soils formed and why? -SST 10th

Last Answer : These soils are black in colour and are also known as regur soils. Since black soil is ideal for growing cotton, it is also known as black cotton soil. It is believed that climatic ... Madhya Pradesh, Chhattisgarh and extend in the South east direction along the Godavari and the Krishna Valleys.

Black soils are ideal for cultivation of cotton as (a) their colour is black (b) they can retain moisture (c) they are made of lava (d) they are found on plateau regions

Description : Black soils are ideal for cultivation of cotton as (a) their colour is black (b) they can retain moisture (c) they are made of lava (d) they are found on plateau regions

Last Answer : Ans: (b)

Consider the following statements: 1. In India, groundnut crop is raised mostly during the Khartf season under rainfed conditions. 2. In India, tobacco is cultivated only in black cotton soils. Which of the statements given above is/are correct? [IAS 2007] (a) 1 only (b) 2 only (c) Both 1 and 2 (d) Neither 1 nor 2

Description : Consider the following statements: 1. In India, groundnut crop is raised mostly during the Khartf season under rainfed conditions. 2. In India, tobacco is cultivated only in black cotton soils. Which of the statements given above is/ ... ] (a) 1 only (b) 2 only (c) Both 1 and 2 (d) Neither 1 nor 2

Last Answer : Ans: (a)

Black cotton soils are a) Heavy clay soils varying from clay to Loam, with clay content of 40 to 50% formed by decomposition of rocks by long continued weathering* b) Compacted and laminated clays c) Soils containing carbon of coal underneath d) Dark brown earthy materials formed due to partial or complete decomposition of vegetable matter

Description : Black cotton soils are a) Heavy clay soils varying from clay to Loam, with clay content of 40 to 50% formed by decomposition of rocks by long continued weathering* b) Compacted and ... underneath d) Dark brown earthy materials formed due to partial or complete decomposition of vegetable matter

Last Answer : a) Heavy clay soils varying from clay to Loam, with clay content of 40 to 50% formed by decomposition of rocks by long continued weathering*

The soil which originate under tallgrass prairie vegetation is called– (1) Black soils (2) Chestnut soils (3) Chernozem soils (4) Terra rosa soils

Description : The soil which originate under tallgrass prairie vegetation is called– (1) Black soils (2) Chestnut soils (3) Chernozem soils (4) Terra rosa soils

Last Answer : (3) Chernozem soils Explanation: Chernozem or black earth variety of soil is rich in organic matter in the form of humus. It is generally a modified type of loess. True chernozem is ... hot summers, and rapid evaporation of precipitation; generally only tall grass is found native on chernozem.

The soil which originate under tall-grass prairie vegetation is called (1) Black soils (2) Chestnut soils (3) Chernozem soils (4) Terra rosa soils

Description : The soil which originate under tall-grass prairie vegetation is called (1) Black soils (2) Chestnut soils (3) Chernozem soils (4) Terra rosa soils

Last Answer :  Chernozem soils

___ soil is also known by different names like Reh, Kallar and Usar? a Peaty and Marshy Soils b Saline and Alkaline Soil c Red soils d Alluvial Soil e Laterite Soil

Description : ___ soil is also known by different names like Reh, Kallar and Usar? a Peaty and Marshy Soils b Saline and Alkaline Soil c Red soils d Alluvial Soil e Laterite Soil

Last Answer : c Red soils

Coefficient of compressibility is (A) Constant for any type of soil (B) Different for different types of soils and also different for a soil under different states of consolidation (C) Different for different types of soils but same for a soil under different states of consolidation (D) Independent of type of soil but depends on the stress history of soil

Description : Coefficient of compressibility is (A) Constant for any type of soil (B) Different for different types of soils and also different for a soil under different states of consolidation (C) Different for ... of consolidation (D) Independent of type of soil but depends on the stress history of soil

Last Answer : Answer: Option B

Match the following types of soil and regions where they are found in India: List-I List-II A. Alluvial Soils 1. Highland areas of the Plateau B. Black Soils 2. Periphery of the Plateau C. Red Soils 3. Deccan Lava Tracts D. Laterite Soils 4. River Basins and Coastal Plains Codes: A B C D (a) 4 3 1 2 (b) 4 2 3 1 (c) 1 2 3 4 (d) 4 3 2 1

Description : Match the following types of soil and regions where they are found in India: List-I List-II A. Alluvial Soils 1. Highland areas of the Plateau B. Black Soils 2. Periphery of the Plateau C. Red Soils 3. Deccan Lava Tracts D. Laterite Soils 4. ... C D (a) 4 3 1 2 (b) 4 2 3 1 (c) 1 2 3 4 (d) 4 3 2 1

Last Answer : Ans: (d)

Match the following: [IAS 2003] A. Alluvial soil 1. high land of soil of plateaus B. Black soils 2. on the periphery of plateaus C. Red soil 3. river basin sand coastal plains D. Laterite soils 4. deccan lava tract A B C D (a) 3 4 2 1 (b) 1 3 4 2 (c) 3 4 1 2 (d) 2 1 3 4

Description : Match the following: [IAS 2003] A. Alluvial soil 1. high land of soil of plateaus B. Black soils 2. on the periphery of plateaus C. Red soil 3. river basin sand coastal plains D. Laterite soils 4. deccan lava tract A B C D (a) 3 4 2 1 (b) 1 3 4 2 (c) 3 4 1 2 (d) 2 1 3 4

Last Answer : Ans: (a)

Of the following statements about the major soil types, the incorrect one is : (a) alluvial soils are easy to plough (b) red soils are rich in phosphorus, nitrogen and lime content (c) laterite is typically a soil of tropical regions which receive heavy seasonal rainfall (d) black soil is highly retentive of moisture and very productive

Description : Of the following statements about the major soil types, the incorrect one is : (a) alluvial soils are easy to plough (b) red soils are rich in phosphorus, nitrogen and lime content ( ... regions which receive heavy seasonal rainfall (d) black soil is highly retentive of moisture and very productive

Last Answer : Ans: (b)

Match the following : A. Chernozems 1. Rich in calcium carbonate B. Black soil 2. Contains aluminium compound C. Laterite 3. Richest soils in the world D. Terra Rosa 4. Formed in limestone E. Alluvial soil 5. It is a mixture of clay, sand and silt A B C D E (a) 1 2 3 4 5 (b) 3 1 2 4 5 (c) 4 5 3 1 2 (d) 3 4 5 2 1

Description : Match the following : A. Chernozems 1. Rich in calcium carbonate B. Black soil 2. Contains aluminium compound C. Laterite 3. Richest soils in the world D. Terra Rosa 4. Formed in limestone E. Alluvial soil 5. It is a mixture of clay, sand and ... 1 2 3 4 5 (b) 3 1 2 4 5 (c) 4 5 3 1 2 (d) 3 4 5 2 1

Last Answer : Ans: (b)

The most extensive soil cover of India comprises. (1) laterite soils (2) black soils (3) alluvial soils (4) marshy soils

Description : The most extensive soil cover of India comprises. (1) laterite soils (2) black soils (3) alluvial soils (4) marshy soils

Last Answer : (3) alluvial soils Explanation: Alluvial soil constitutes the largest soil group in India, constituting 80% of the total land surface. It is derived from the deposition of silt carried by rivers ... Assam valley. Alluvial soils are generally fertile but they lack nitrogen and tend to be phosphoric.

Which of the following soils has self-aeration capacity? (a) Alluvial soil (b) Black soil (c) Red soil (d) Mountain soil

Description : Which of the following soils has self-aeration capacity? (a) Alluvial soil (b) Black soil (c) Red soil (d) Mountain soil

Last Answer : (b) Black soil

Black soils belongs to — soil order a. Alfisol b. Vertisol c. Inceptisol d. Entisol

Description : Black soils belongs to — soil order a. Alfisol b. Vertisol c. Inceptisol d. Entisol

Last Answer : b. Vertisol

Which of the following soils is best suited for cotton? (a) Regur (b) Alluvial (c) Red (d) Clayey

Description : Which of the following soils is best suited for cotton? (a) Regur (b) Alluvial (c) Red (d) Clayey

Last Answer : Ans: (a)

Which geographical factors are responsible for the evolution of black soil ? Why is it considered the most suitable for growing cotton ? -SST 10th

Description : Which geographical factors are responsible for the evolution of black soil ? Why is it considered the most suitable for growing cotton ? -SST 10th

Last Answer : (1) Climatic conditions like temperature, rainfall etc. along with present rock material are important factors for making of black soil. The parent rock is volcanic rock. (2) It is ideal for growing ... iv) They develop deep cracks during hot weather, which help in the proper aeration of the soil.

Mention two differences between Alluvial Soil and Black Cotton Soil. -Geography

Description : Mention two differences between Alluvial Soil and Black Cotton Soil. -Geography

Last Answer : Alluvial Soil Black Soil 1. Alluvial soil is very fertile as it is rich in mineral nutrients like potash and lime. 1. The black soils are made of extremely fine material, i. e., clayey material ... from the sediments deposited by rivers. 2. The soil is well-known for its capacity to hold moisture.

Black soil derived from volcanic rocks with humus is suitable for growing (a) rice (b) wheat (c) cotton (d) grapes

Description : Black soil derived from volcanic rocks with humus is suitable for growing (a) rice (b) wheat (c) cotton (d) grapes

Last Answer : Ans: (c)

For the cultivation of which crop is black soil moat suitable? (a) Cotton (b) Rice (c) Jute (d) Wheat

Description : For the cultivation of which crop is black soil moat suitable? (a) Cotton (b) Rice (c) Jute (d) Wheat

Last Answer : Ans: (a)

Black cotton soil of the Deccan region of India is associated with ______ rocks. (a) Volcanic rocks (b) Plutonic rocks (c) Sedimentary rocks (d) Hypabysal rocks shop.ssbcrack.com

Description : Black cotton soil of the Deccan region of India is associated with ______ rocks. (a) Volcanic rocks (b) Plutonic rocks (c) Sedimentary rocks (d) Hypabysal rocks shop.ssbcrack.com

Last Answer : Ans: (a)

Consider the following statements: 1. Alluvial soil is rich in chemical properties and is capable of yielding Rabi and Kharif crops. 2. Black soil is suitable for cotton, groundnut. 3. Rabi crops are reaped in autumn after sowing in June. Which of these statements are correct ? [Asstt Comm PF 2002] (a) 1, 2 and 3 (b) 1 and 2 (c) 2 and 3 (d) 1 and 3

Description : Consider the following statements: 1. Alluvial soil is rich in chemical properties and is capable of yielding Rabi and Kharif crops. 2. Black soil is suitable for cotton, groundnut. 3. Rabi crops are reaped in autumn after sowing in June. ... ] (a) 1, 2 and 3 (b) 1 and 2 (c) 2 and 3 (d) 1 and 3

Last Answer : Ans: (b)

Match the following: A. Alluvial Soil 1. Cotton B. Black Soil 2. Rice C. Brown Soil 3. Tea D. Red Soil 4. Wheat A B C D (a) 2 3 1 4 (b) 2 1 3 4 (c) 3 1 2 4 (d) 4 1 3 2

Description : Match the following: A. Alluvial Soil 1. Cotton B. Black Soil 2. Rice C. Brown Soil 3. Tea D. Red Soil 4. Wheat A B C D (a) 2 3 1 4 (b) 2 1 3 4 (c) 3 1 2 4 (d) 4 1 3 2

Last Answer : Ans: (d)

Which one of the following statements is NOT correct? [IAS 2003] (a) Black cotton soil of north-west India was formed by the weathering of basaltic lava rocks (b) Sedimentary rocks are distinguished from other types of rocks by the presence of distinct layers (c) Granite has large crystals of quartz, feldspar and mica in it (d) A metamorphic rock is softer and less compact than its original type

Description : Which one of the following statements is NOT correct? [IAS 2003] (a) Black cotton soil of north-west India was formed by the weathering of basaltic lava rocks (b) Sedimentary rocks are distinguished ... feldspar and mica in it (d) A metamorphic rock is softer and less compact than its original type

Last Answer : Ans: (d)

Black soil is mainly related with the crop of – (1) cotton (2) sugarcane (3) tea (4) coffee

Description : Black soil is mainly related with the crop of – (1) cotton (2) sugarcane (3) tea (4) coffee

Last Answer : (1) cotton Explanation: Black soils, locally called regard or black cotton soils, and internationally known as 'tropical black earths' or 'tropical chernozems' have been developed by the weathering ... cracks on drying and self-ploughing and are credited with high fertility of crops like cotton.

Which of the following types of soil is best suited for cotton cultivation? (1) Black (2) Red (3) Laterite (4) Mountain

Description : Which of the following types of soil is best suited for cotton cultivation? (1) Black (2) Red (3) Laterite (4) Mountain

Last Answer : (1) Black Explanation: Cotton needs a soil with a excellent water holding capacity and aeration and good drainage as it cannot withstand excessive moisture and water logging. The major groups of ... mostly in the central and western parts and covers approximately 20% of the total area of India.

To which group does the black cotton soil of India belong? (1) Laterite (2) Podzol (3) Chemozem (4) Alluvial

Description : To which group does the black cotton soil of India belong? (1) Laterite (2) Podzol (3) Chemozem (4) Alluvial

Last Answer : (3) Chemozem Explanation: Chernozem (meaning: black soil), or 'black earth’, is a black-coloured soil containing a high percentage of humus (7% to 15%), and high percentages of phosphoric acids, phosphorus and ammonia. It is very fertile and produces a high agricultural yield.

The most suitable soil for the production of cotton is – (1) Black lava soil (2) Alluvial soil (3) Loamy soil (4) Well drained soil

Description : The most suitable soil for the production of cotton is – (1) Black lava soil (2) Alluvial soil (3) Loamy soil (4) Well drained soil

Last Answer : (1) Black lava soil Explanation: Black soil is most suitable for the cultivation of cotton. The deep and medium black lava soil of the Deccan and Malwa plateaus is considered ideal, though it can be grown on alluvial 'and red soil as well. The black cotton soil is also known as regur.

“COTTON” is grown on ------? A. Black soil (Answer) B. Red Soil C. Regur Soil D. Alluvial Sea

Description : “COTTON” is grown on ------? A. Black soil (Answer) B. Red Soil C. Regur Soil D. Alluvial Sea

Last Answer : A. Black soil (Answer)

Which one of the following soil is the best for cotton cultivation ? (a) Red soil. (b) Alluvial soil. (c) Laterite soil. (d) Black soil.

Description : Which one of the following soil is the best for cotton cultivation ? (a) Red soil. (b) Alluvial soil. (c) Laterite soil. (d) Black soil.

Last Answer : (d) Black soil.

Black cotton soil is rich in a. Illite b. Kaolnite c. Montmorillonite d. Chlorite

Description : Black cotton soil is rich in a. Illite b. Kaolnite c. Montmorillonite d. Chlorite

Last Answer : c. Montmorillonite

Pick up the cohesive soil from the following: (A) Red earth (B) Clay (C) Black cotton soil (D) Compacted ground

Description : Pick up the cohesive soil from the following: (A) Red earth (B) Clay (C) Black cotton soil (D) Compacted ground

Last Answer : Answer: Option C

Black cotton soil is unsuitable for foundations because its (A) Bearing capacity is low (B) Permeability is uncertain (C) Particles are cohesive (D) Property to undergo a volumetric change due to variation of moisture content

Description : Black cotton soil is unsuitable for foundations because its (A) Bearing capacity is low (B) Permeability is uncertain (C) Particles are cohesive (D) Property to undergo a volumetric change due to variation of moisture content

Last Answer : Answer: Option D

The black cotton soil (A) Undergoes volumetric changes (B) Swells excessively when wet (C) Shrinks excessively when dry (D) All the above

Description : The black cotton soil (A) Undergoes volumetric changes (B) Swells excessively when wet (C) Shrinks excessively when dry (D) All the above

Last Answer : Answer: Option D

The maximum bearing capacity of soil is that of (A) Black cotton soil (B) Loose fine sandy soil (C) Dry coarse sandy soil (D) Hard rocks

Description : The maximum bearing capacity of soil is that of (A) Black cotton soil (B) Loose fine sandy soil (C) Dry coarse sandy soil (D) Hard rocks

Last Answer : Answer: Option D

Pick up the incorrect statement from the following: (A) The function of foundation is to distribute the load of super structure over a large bearing area (B) No timbering is required for shallow trenches (C) Shallow foundations can be constructed on made-up soil (D) Black cotton soil is very good for foundation bed

Description : Pick up the incorrect statement from the following: (A) The function of foundation is to distribute the load of super structure over a large bearing area (B) No timbering is required for shallow ... can be constructed on made-up soil (D) Black cotton soil is very good for foundation bed

Last Answer : Answer: Option D

Safe bearing capacity of black cotton soil varies from (A) 2 to 3 t/m2 (B) 5 to 7.5 t/m2 (C) 8 to 10 t/m2 (D) 10 to

Description : Safe bearing capacity of black cotton soil varies from (A) 2 to 3 t/m2 (B) 5 to 7.5 t/m2 (C) 8 to 10 t/m2 (D) 10 to 12 t/m2

Last Answer : Answer: Option B

The furrow opener used in black cotton soil is: A. Disc type B. Shoe type C. Reversible shovel type D. Hoe type

Description : The furrow opener used in black cotton soil is: A. Disc type B. Shoe type C. Reversible shovel type D. Hoe type

Last Answer : Hoe type

A tractor with fewer wheels Base, higher ground clearance may work successful in which soil A. B. 30-35 D. 40-45 Heavier C. Black cotton soil B. Wet soil D. Lighter soil

Description : A tractor with fewer wheels Base, higher ground clearance may work successful in which soil A. B. 30-35 D. 40-45 Heavier C. Black cotton soil B. Wet soil D. Lighter soil

Last Answer : Lighter soil

Which of the following is suitable for growing cotton? (1) Sandy soil (2) Clayey soil (3) Black soil (4) Alluvial soil

Description : Which of the following is suitable for growing cotton? (1) Sandy soil (2) Clayey soil (3) Black soil (4) Alluvial soil

Last Answer : (3) Black soil

………….. soil has the least SBC of the soil. a) Hard moorum b) Stiff clay c) Black cotton soil* d) Soft rock

Description : ………….. soil has the least SBC of the soil. a) Hard moorum b) Stiff clay c) Black cotton soil* d) Soft rock

Last Answer : c) Black cotton soil*

Black soil is best for a. Cotton cultivation b. Wheat cultivation c. Rice cultivation d. Maize cultivation

Description : Black soil is best for a. Cotton cultivation b. Wheat cultivation c. Rice cultivation d. Maize cultivation

Last Answer : a. Cotton cultivation

Suggest relevant type of foundation with sketch for educational building on black cotton soil with justification.

Description : Suggest relevant type of foundation with sketch for educational building on black cotton soil with justification. 

Last Answer : Black cotton soil- Pile foundation. In case the depth of black cotton soil is more, the following type of foundation may be provided 1. Strip or pad foundation 2. Pier foundation with ... of expansive soil. They are bored cast-in-situ concrete piles having bulb shaped enlarged base.

The most suitable soil for the production of cotton is : (1) Black lava soil (2) Alluvial soil (3) Loamy soil (4) Well drained soil

Description : The most suitable soil for the production of cotton is : (1) Black lava soil (2) Alluvial soil (3) Loamy soil (4) Well drained soil

Last Answer : Black lava soil

Black soil is mainly related with the crop of (1) cotton (2) sugarcane (3) tea (4) coffee

Description : Black soil is mainly related with the crop of (1) cotton (2) sugarcane (3) tea (4) coffee

Last Answer : cotton

Which of the following types of soil is best suited for cotton cultivation ? (1) Black (2) Red (3) Laterite (4) Mountain

Description : Which of the following types of soil is best suited for cotton cultivation ? (1) Black (2) Red (3) Laterite (4) Mountain

Last Answer : Black

Alluvial Soils are also called ‘Riverine Soils’. -SST 10th

Description : Alluvial Soils are also called ‘Riverine Soils’. -SST 10th

Last Answer : The chief region of Alluvial Soils in India is the Indo-Gangetic plain, where Alluvial Soils have been deposited mostly by rivers. The coastal belts are the areas of alluvium. The deltaic ... has also been deposited by river-channels. Therefore, Alluvial Soils are rightly called Riverine Soils.