Soil erosion and conservation - class-IX
Match the following:
A - Land use 1 - Prevent soil erosion
B - Humus 2 - Land suitable for agriculture
D - Arable land 4 - Organic matter deposited on topsoil
Rows of trees planted in the coastal areas to check the wind movement are called as intercropping.
Which one of the following methods is most appropriate to check soil erosion on steep slopes?
Human interference and changes in climate can maintain the ecosystem.
Which one of the following is the main cause of land degradation in Punjab?
Which of the following is the most effective method of soil conservation of hill slopes?
Which of the following is not an effective measure of soil conservation?
Which of the following is responsible for soil erosion in farms?
Soil erosion caused by wind is high in the state of _______.
Which of the following method is used in Western and Central Himalayas for the soil conservation?
Soil erosion is caused by _______.
Which of the following promotes soil erosion?
Terracing helps soil conservation in ___________.
Soil conservation is the process where _____________.
The soil formed due to hydration is _______.
Planting of trees on a large scale to check soil erosion is known as __________.
Ploughing along the places of same elevation is known as _____.
To prevent the dust bowl catastrophe from ever happening again, the farmers must be taught well in the principles of ____________.
The main reason for land degradation in Uttar Pradesh is __________.
The state which is a best example of gully erosion is _____.
The factor which provides the maturity to the soil is the ___________.
The problem of land degradation can be controlled by ____________.
The land developed due to soil erosion is called as __________.
Which soil is formed by weathering of the solidified lava?
The reservoirs that are created on the flood plains also __________ the existing vegetation and soil leading to its decomposition over a period of time.
Which one of the following soils is formed by capillary action?
The principal cause of soil damage in Punjab and Haryana is _______.
Which of the following schemes are meant for preventing soil erosion?
Which one of the following is responsible for the soil erosion in farms?
Soil erosion caused by winds is high in the state of ______.
Which of the following method will not help in soil conservation?
Which type of soil develops due to high temperature and evaporation?
Terracing is an effective method of soil conservation in _____________.
Soil conservation is best achieved by _____.
Arid soil is formed in western Rajasthan. Its main features are:
I. Arid soils range from red to yellow in colour.
II. They are generally sandy and saline.
III. Humus and moisture content is very low due to dry climate and faster evaporation.
IV. Thorny bushes are found in this region.
Which one of the following crops is the most effective in controlling soil erosion?
Soils are usually formed by the process of ________.
Which of the following land forms is not associated with river erosion?
Which one of the following soils found in India is the most useful for agriculture?
Which one of the following is the main cause of soil erosion?
Which one of the following is not a result of soil erosion?
Which one of the following is not an agent of soil erosion?
In Tamil Nadu soil erosion by ___________ is very common in Kambam valley.
Which type of sediments are carried by glaciers?
Which type of landforms are produced by glacier?
What are the agents of eroded materials?
Which type of landforms are produced by glacier?
What is flow of water?
Moraines are divided into how many types?
Which of the following is/are responsible for riverbed and riverbank erosion?
What are the factor responsible for erosional transportational and depositional work?
Which of the following is/are the type of moraines?
Which of the following is the fastest moving glacier in the world?
What is the range of glaciers?
Which one is a gaseous agent of erosion?
Erosion caused by wind lead to formation of ______________.
Plantation of trees on a large scale to check soil erosion are called ______________.
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 |
Soil can be conserved in a best on the hills by which of the cultivating methods?
On the basis of the process of their formation, which of the following soils is formed differently from the other three?
Which of the following is/are methods of checking soil erosion?
$1$. Strip cropping
$2$. Contour ploughing
$3$. Use of irrigation and fertilisers
$4$. Terrace farming.
In which of the following ways can soil be conserved?
$1$. Contour ploughing
$2$. Terracing
$3$. Shifting cultivation
$4$. Crop rotation.
Which of the following indicates the types of soil erosion in decreasing order of damage caused in India?
Which of the weathering agents is almost peculiar to the Indian Himalayas?
Which one of the following types of erosion is responsible for the formation of Chambal Ravines?
Which of the following statement is incorrect?
"Mulching" is the term used for the process of
The principal cause of soil damage in Punjab and Haryana is ______.
Which of the following States has the most critical problem of erosion of its coastal areas by the sea?
Ravines is a common term used in Chambal valley for __________.
The lower horizon of desert soil has deposits of ___________.
A fertile soil, suitable for growing common crops is likely to have a pH value of _____________.
Arches, stacks and caves are formed by erosional features of ___________.
Which is responsible for sheet erosion?
In which type of formation does gypsum occur?
Mulching is associated with use of ________________.
It is important to make small check dams across the flooded gullies because they-
(i) hold water for irrigation.
(ii) hold water and prevent soil erosion.
(iii) recharge ground water.
The most important cause of soil erosion is __________.
Which of the following is not used for preventing soil erosion?
The removal of top soil by water or wind is called ___________.