Mention some of the properties of Red Soil. -SST 10th

Mention some of the properties of Red Soil. -SST 10th
by

1 Answer

Answer :

(i) Red Soils are formed in situ by weathering of the ancient crystalline and metamorphic rocks. (ii) They are rich in iron content, hence, they are red in colour. (iii) The productivity of the Red Soil increases with regular use of fertilizers. (iv) Red Soils are porous in nature but not retentive to moisture. (v) They are suited for dry farming as it does not require much moisture.
by

Related questions

How is red soil formed ? Mention its three characteristics. -SST 10th

Description : How is red soil formed ? Mention its three characteristics. -SST 10th

Last Answer : Formation : Most of the red soils have come into existence due to weathering of ancient crystalline igneous rocks. Characteristics / Features : (i) Soils are loamy in deep depressions and in uplands ... materials but are fairly rich in potash. But crops are cultivated with the use of fertilizers.

Mention two similarities between red soil and laterite soil. -Geography

Description : Mention two similarities between red soil and laterite soil. -Geography

Last Answer : Two similarities between red soil and laterite soil are : (i) Both are red is colour as they are rich in iron oxide. (ii) Both are porous and friable.

Mention two differences between alluvial soil and red soil. -Geography

Description : Mention two differences between alluvial soil and red soil. -Geography

Last Answer : Differences between alluvial soil and red soil are : (i) Alluvial soil is more fertile and deep whereas red soil is not water retentive and less fertile. (ii) Alluvial soil is yellow in colour and red soil is red in colour.

Mention three properties of mica. -SST 10th

Description : Mention three properties of mica. -SST 10th

Last Answer : (i) Mica is a mineral made up of a series of plates or leaves. (ii) It splits easily into thin sheets. These sheets can be so thin that a thousand can be layered into ... properties and resistance to high voltage, mica is considered an important mineral used in electric and electronic industries.

Mention the properties of oil used in transformers.

Description : Mention the properties of oil used in transformers.

Last Answer : The following are the desirable properties of transformer oil: -->It should be free from moisture --> It should have high dielectric strength --> It should have thermally stability and higher thermal conductivity -->It should be contaminated by temperature rise.

What are colligative properties? Mention them.

Description : What are colligative properties? Mention them.

Last Answer : Ans:-these are the colligative properties. (a) Osmotic pressure (b) Relative lowering of vapour pressure (b) Elevation in B.P (d) Depression in F.P

Mention the properties of carbon

Description : Mention the properties of carbon

Last Answer : Carbon is a non-metal It is the first member of group 14 of periodic table. Its valency is four.

Mention the chemical properties.

Description : Mention the chemical properties.

Last Answer : a) Methane being saturated is chemically inert. b) It is not attacked acids, alkalies and oxidising agents like concentrated sulphuric acid, nitric acid and potassium permanganate.

Mention the physical properties of methane.

Description : Mention the physical properties of methane.

Last Answer : a) Methane is colourless, odourless gas. b) It is lighter than air. c) It is slightly soluble in water and favourable soluble in organic solvents like alcohol and ether.

Mention the properties of carbon.

Description : Mention the properties of carbon.

Last Answer : Carbon is a non-metal It is the first member of group 14 of periodic table. Its valency is four.

What is clay? Mention its properties.

Description : What is clay? Mention its properties.

Last Answer : Clay is complex mixture of silicates. It is a naturally occurring thermally setting substance. Clay can be moulded to any desired shape. It becomes hard and brittle on heating but it retains it shape.

Mention the properties of glass.

Description : Mention the properties of glass.

Last Answer : a) Glass is chemical resistant. Glass container can hold aquaregia. b) It has smooth and shining surface. It can be polished. c) It can be moulded into different shapes. d) It can be ... It can be sketched to produce designs. g) Properties of glass can be altered suitably by including additives.

Mention the important properties of relay contacts.

Description : Mention the important properties of relay contacts. 

Last Answer : a. Should be robust in construction. b. Self-cleaning (oxides easily breakdown). c. Corrosion resistant. d. Bounces free and striction free (low contact resistance). e. Able to carry rated continuous current and short time rated current. 

Mention the properties of transformer oil.

Description : Mention the properties of transformer oil.

Last Answer : Properties of transformer oil are, a) Colour – pale yellow. b) Moisture content -

State the functions of a fuse. Mention the desirable properties of fuse materials.

Description : State the functions of a fuse. Mention the desirable properties of fuse materials.

Last Answer : Ans: Fuse is a protective device, which consists of a thin wire or strip. This wire or strip is placed with the circuit it has to protect, so that the circuit-current flows through it. When ... silver and silver alloys are used of lower ratings. Copper alloys are used in fuses of higher ratings.

1. By which algae is Nitrogen fixation done? 2. Which post does the Constitution of India not mention? 3. When do all the magnetic materials lose their magnetic properties? 4. Why are the Canals in Western Europeare mainly used? 5. By whom was the ‘Tahglq-i-Hind', a famous literary work, written?

Description : 1. By which algae is Nitrogen fixation done? 2. Which post does the Constitution of India not mention? 3. When do all the magnetic materials lose their magnetic properties? 4. Why are the ... belongs to which mountains? 20. During the reign of emperor was the artillery most perfect and numerous?

Last Answer : Answer : 1. Blue-green algae 2. The Deputy Prime Minister 3. Strongly heated 4. For inland navigation 5. Alberuni 6. 5th June 7. Manipur 8. Analogous organs 9. Oxbow lake 10. Vallabhacharya 11 ... 17. Due to presence of Bacteriophages 18. As a Union of States 19. Fold mountains 20. Aurangzeb

Mention some measures to check Soil erosion. -SST 10th

Description : Mention some measures to check Soil erosion. -SST 10th

Last Answer : Some measures to check Soil erosion are: Contour method of ploughing, terraced farming, plugging of gullies and ravine method, constructing dams across the streams, check on unrestricted ... pastures, afforestation and legal binding on primitive method of Jhooming cultivation should be exercised.a

Which soil is called ‘regur soil’ ? Mention -SST 10th

Description : Which soil is called ‘regur soil’ ? Mention -SST 10th

Last Answer : Black soil (i) These have been formed due to withering of lava. (ii) The black soils are made of extremely fine materials, i.e., clayey materials. (iii)These soils are rich in soil nutrients ... are generally poor in phosphoric content. (v)The soil is well known for its capacity to hold moisture.

How is mountain soil (forest soil) formed ? Mention any four characteristics of forest soil. -SST 10th

Description : How is mountain soil (forest soil) formed ? Mention any four characteristics of forest soil. -SST 10th

Last Answer : Formation: The soils are formed due to mechanical weathering caused by snow, rain, temperature variation, etc. Characteristics/Features : (i) These soils are heterogeneous in nature, and their character changes ... content in the snow covered areas. It is fertile in the lower parts of the valleys.

Mention any two crops associated with the soil. -SST 10th

Description : Mention any two crops associated with the soil. -SST 10th

Last Answer : The use of land is determined by physical as well as human factors. (i) Physical factors: Topography, climate and soil types. (ii) Human factors: Population density, technological capability, culture and traditions.

How can land degradation be checked in Rajasthan as the state is having arid soil ? Mention any two methods. -SST 10th

Description : How can land degradation be checked in Rajasthan as the state is having arid soil ? Mention any two methods. -SST 10th

Last Answer : (i) Control on over grazing. (ii) Stabilisation of sand dunes.

Mention any three characteristics of black soil. -SST 10th

Description : Mention any three characteristics of black soil. -SST 10th

Last Answer : (i) The black soils are made of clayey material and are well-known for their capacity to hold moisture. (ii) They are rich in soil nutrients, such as calcium carbonate, magnesium, potash and ... .These soils are sticky when wet and difficult to work on unless tilted just after the first shower.

Mention any two human activities which are responsible for the process of soil erosion. -SST 10th

Description : Mention any two human activities which are responsible for the process of soil erosion. -SST 10th

Last Answer : (i) Two human activities which are responsible for the process of soil erosion are deforestation and overgrazing, mining, construction, etc. (ii) Types of Soil Erosion: (a) Gullies: The running water cuts ... areas down a slope. The top soil is washed away. This process is known as sheet erosion.

Mention two ways by which Soil can get nitrogen. -SST 10th

Description : Mention two ways by which Soil can get nitrogen. -SST 10th

Last Answer : Fertilizers and mixed farming.

Mention the types of Soil erosion. -SST 10th

Description : Mention the types of Soil erosion. -SST 10th

Last Answer : Types of Soil erosion are as follows: (i) Erosion by water (ii) Erosion by wind.

Mention causes of Soil erosion. -SST 10th

Description : Mention causes of Soil erosion. -SST 10th

Last Answer : Causes of Soil erosion are: (i) The agents of gradation like wind and water (ii) Nature of the Soil (iii) Human factors

Mention the types of Soil erosion by water. -SST 10th

Description : Mention the types of Soil erosion by water. -SST 10th

Last Answer : Soil erosioivby water can be of the following sub-types: (i) Sheet erosion (ii) Rill erosion (iii) Gully erosion (iv) Stream Bank erosion. (v) Sea-shore erosion. (vi) Slip erosion.

Mention two ways by which soil can get nitrogen. -SST 10th

Description : Mention two ways by which soil can get nitrogen. -SST 10th

Last Answer : (i) Use of fertilizer. (ii) Crop rotation: Rotation of crops is a system in which farmers grow pulses or leguminous crops after the harvest of a soil exhausting crop. Through this method the soil retains its fertility or gets back the nitrogen.

What are the properties of red **** that benefit the heart?

Description : What are the properties of red wine that benefit the heart?

Last Answer : It is the antioxidants in the red wine that are believed to be heart healthy. There's also something called resveratrol that they believe may also play a role in it as well, but there hasn't been ... drinking of other types of alcohol as well. Here is an article about red wine and heart health.

Why the sun looks red at the time of setting ? Explain on the basis of colloidal properties.

Description : Why the sun looks red at the time of setting ? Explain on the basis of colloidal properties.

Last Answer : Ans. At the time of setting, the sun is at the horizon. The light emitted by the sun has to travel a longer distance through the atmosphere. As a result, blue part of the light is scattered away by the dust particles in the atmosphere. Hence the red part is visible.

Which of the properties listed below would you expect a solution to have if it is an acid? w) It feels slippery to the touch. x) It tastes bitter. y) It turns red litmus blue. z) It is a conductor of electricity.

Description : Which of the properties listed below would you expect a solution to have if it is an acid? w) It feels slippery to the touch. x) It tastes bitter. y) It turns red litmus blue. z) It is a conductor of electricity.

Last Answer : ANSWER: Z -- IT IS A CONDUCTOR OF ELECTRICITY.

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)

The study of relationship between properties and plant production is as (A) Agronomy (B) Pedology (C) Edaphology (D) Soil chemistry

Description : The study of relationship between properties and plant production is as (A) Agronomy (B) Pedology (C) Edaphology (D) Soil chemistry

Last Answer : (C) Edaphology

Effective stress is (A) The stress at particles contact (B) A physical parameter that can be measured (C) Important because it is a function of engineering properties of soil (D) All of the above

Description : Effective stress is (A) The stress at particles contact (B) A physical parameter that can be measured (C) Important because it is a function of engineering properties of soil (D) All of the above

Last Answer : Answer: Option C

The bearing capacity of a soil depends upon (A) Size of the particles (B) Shape of the particles (C) Cohesive properties of particles (D) All the above

Description : The bearing capacity of a soil depends upon (A) Size of the particles (B) Shape of the particles (C) Cohesive properties of particles (D) All the above

Last Answer : Answer: Option D

Pick up the correct statement from the following: (A) The object of classifying soils is to arrange them into groups according to their properties and behaviour (B) A soil classification system is meant to provide an accepted and systematic method of describing the various types of soils eliminating personal factors (C) The first category of soil classification is based on grain size of the soil (D) All the above

Description : Pick up the correct statement from the following: (A) The object of classifying soils is to arrange them into groups according to their properties and behaviour (B) A soil classification system is ... first category of soil classification is based on grain size of the soil (D) All the above

Last Answer : Answer: Option D

Quicksand is a) Moist sand containing a small percentage of clay b) Is a condition which generally occurs in coarse sands c) Is a condition in which cohesive properties of soil increase rapidly d) Is a condition in which a cohesion less soil loses its strength because of upward flow of water

Description : Quicksand is a) Moist sand containing a small percentage of clay b) Is a condition which generally occurs in coarse sands c) Is a condition in which cohesive properties of soil increase rapidly d) Is a condition in which a cohesion less soil loses its strength because of upward flow of water

Last Answer : d) Is a condition in which a cohesion less soil loses its strength because of upward flow of water

Enlist the physical properties of soil and explain any one of them.

Description : Enlist the physical properties of soil and explain any one of them.

Last Answer : Physical properties of soil: 1. Void ratio ( e ) 2. Porosity ( n ) 3. Degree of saturation ( s ) 4. Density index ( ID ) 5. Density ( p ) Void ratio ( e ): The ratio of volume of voids (VV = Va + VW) to the total volume (V) of solids is called as void ratio.