Advertisements
Advertisements
प्रश्न
In which regions will freeze-thaw weathering not be effective?
Advertisements
उत्तर
Freeze-thaw weathering will not be effective in the cold polar regions as the soil cover and rocks are very little on the polar areas and moreover, there is snow everywhere.
APPEARS IN
संबंधित प्रश्न
Identify the correct correlation:
A: Assertion; R: Reasoning
A: In areas of high rainfall, slides are very common.
R: Types of mass wasting movements are dependent on a region's climate.
A: Gravity is a major factor in mass wasting.
R: Gravity pulls all things down to the earth’s surface.
A: Freeze and thaw weathering is common in desert areas.
R: Water gets into cracks and breaks the rocks.
Identify the correct group:
Draw a neat and labelled diagram of Block disintegration.
Draw a neat and labelled diagram of Biological weathering.
Besides climatic factors, rock type, and structure, can you think of some more factors that affect weathering?
Can animals and plants also influence weathering? Will that be physical or chemical weathering? Which type of weathering does stone quarrying cause?
The satellite images are given in figure A and B belong to the same location but a different timeline. Study the images and answer the following questions.
Figure A
Figure B
- Compare the images and tell what differences do you find in these images.
- In 2019 what does the patch of land going from north-west to south-east signify? Why was it not there in the 2011 image?
- To what extent is the climate of the place responsible for this disaster?
- Which other factors are responsible for the disaster?
Think of the reason why landslides should be more frequent in the foothill zone of the Himalayas and Western Ghat region. Why do landslides not occur in Marathwada in Maharashtra or the Maidan area in Karnataka?
