Advertisements
Advertisements
प्रश्न
A man digging a pit found that he could dig with ease initially but digging became difficult as he went deeper. He could not dig beyond a depth of 5 feet. Provide a suitable scientific explanation.
Advertisements
उत्तर
The soil surface has loose top soil which is easier to dig. At deeper layers, partially weathered rocks or bedrocks are present which are hard and make digging difficult.
APPEARS IN
संबंधित प्रश्न
Give geographical reason:
Soil is a very important resource.
Give geographical reason:
There is a need for soil conservation.
What is meant by the terms ‘soil erosion’ and ‘soil conservation’?
Why is soil conservation important? Give three reasons.
Explain any two methods of soil conservation briefly.
The photograph shows a framing method that helps in controlling soil erosion.
- What is this farming method called
- Mention any two other methods that help in controlling soil erosion.
Read the following statements with reference to soil.
- Weathering is a very fast process of soil formation.
- Percolation of water is faster in sandy soils.
- Loamy soil contains only sand and clay.
- Top soil contains the maximum amount of humus.
Choose the correct statements from the above.
Unscramble the following jumbled word related to soil.
\[\boxed{\text{I}}\]\[\boxed{\text{L}}\]\[\boxed{\text{O}}\]\[\boxed{\text{S}}\] \[\boxed{\text{F}}\]\[\boxed{\text{I}}\]\[\boxed{\text{P}}\]\[\boxed{\text{R}}\]\[\boxed{\text{O}}\]\[\boxed{\text{L}}\]\[\boxed{\text{E}}\]
Unscramble the following jumbled word related to soil.
\[\boxed{\text{G}}\]\[\boxed{\text{I}}\]\[\boxed{\text{N}}\]\[\boxed{\text{R}}\]\[\boxed{\text{H}}\]\[\boxed{\text{E}}\]\[\boxed{\text{T}}\]\[\boxed{\text{W}}\]\[\boxed{\text{E}}\]\[\boxed{\text{A}}\]
Locate the following zones given as boxed items in figure which shows a diagram of soil profile.
| Topsoil, Subsoil, C-horizon, Bedrock |
