Class 08 Social Science Geography Natural And Wildlife Resources CBSE Questions & Answers

Class 8 · Social Science Geography Natural And Wildlife Resources

This is Social Science class 08 Social Science Geography Natural and Wildlife Resources CBSE Questions & Answers. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
Soil Erosion and ________________ are the major threats to soil as a resource.
  • A
    Deforestation
  • B
    Fallow fields
  • C
    Depletion
    Correct
  • D
    Over grazing
2
A few factors which lead to soil degradation are given below, pick out the one that is not a factor for soil degradation
  • A
    Overuse of fertilizers
  • B
    Deforestation
  • C
    Mulching
    Correct
  • D
    Rain wash and floods
3
The bare ground between plants is covered with a layer of organic matter like straw to help retain soil moisture. Name this important method of soil conservation
  • A
    Contour Barriers
  • B
    Rock Dams
  • C
    Mulching
    Correct
  • D
    Terrace Farming
4
Trenches are made in front of the barriers developed with the help of stones or grass along the contour lines in the field. From the following list, choose the name given to this method of soil conservation.
  • A
    Contour Barriers
    Correct
  • B
    Terrace Farming
  • C
    Rock Dams
  • D
    Mulching
5
What does the term Rock Dams refer to?
  • A
    Natural barriers are created on rocky areas to check the wind movement to protect the soil cover.
  • B
    Rows of trees planted across the rocky areas for soil conservation
  • C
    Farming on rocky terrains .
  • D
    Rocks are piled up to slow down the flow of water to prevent gullies and soil loss
    Correct
6
Identify this method of soil conservation from the picture attached :
Question 6 figure 1
  • A
    Mulching
  • B
    Contour barriers
  • C
    Terrace Farming
    Correct
  • D
    Shelter belts
7
Ploughing parallel to the contours of a hill slope to form a natural barrier for water to flow down the slope. With the help of the picture attached, name this important method of soil conservation.
Question 7 figure 1
  • A
    Shelter belts
  • B
    Rock Dams
  • C
    Mulching
  • D
    Contour Ploughing
    Correct
8
Given one important reason as to why in the Intercropping method of soil conservation, different crops are sown at different times.
  • A
    To check the wind movement
  • B
    To prevent deforestation
  • C
    To prevent soil from rain wash
    Correct
  • D
    To prevent over grazing
9
Name this important method of soil conservation used in the coastal and dry regions.
Question 9 figure 1
  • A
    Mulching
  • B
    Contour Ploughing
  • C
    Shelter Belts
    Correct
  • D
    Inter Cropping
10
Expand ICAR
  • A
    The Indian Council of Agrarian Research
  • B
    The Indian Council of Agricultural Research
    Correct
  • C
    The Indian Committee of Agricultural Research
  • D
    The Indian Council of Agronomic Research
11
According to ICAR, how many group classifications of soils are found in India?
  • A
    Eight
    Correct
  • B
    Two
  • C
    Six
  • D
    Five
12
Name the rich and fertile soil formed by the depositional action of rivers, found in the Indo-Gangetic Plains
  • A
    Red Soil
  • B
    Alluvial Soil
    Correct
  • C
    Laterite Soil
  • D
    Black Soil
13
What is the other name for Cotton Soil?
  • A
    Red Soil
  • B
    Alluvial Soil
  • C
    Laterite Soil
  • D
    Black soil
    Correct
14
Cite one important reason as to why the Red Soil called so?
  • A
    Due to the presence of the rich humus
  • B
    Due to fact that is is found only in dry regions
  • C
    Due to the presence of iron oxides in the soil
    Correct
  • D
    Due to the fact that red eroded material deposits are transported by the rivers
15
Identify this type of soil present in Maharashtra and West Bengal regions of India, used to grow millets, jute etc .
Question 15 figure 1
  • A
    Black Soil
  • B
    Arid
  • C
    Sandy soil
  • D
    Laterite Soil
    Correct