Erosional Landforms Created by Wind

Q. is an example of an inselberg.

1. Uluru
2. Jaisalmer
3. Mississippi Valley

Q. Longitudinal dunes are long narrow ridges of sand formed parallel to the direction of winds.

1. True
2. False

Q. Erosional work performed by wind is chiefly visible in _____ and _____ region.

1. tropical, arid
2. arid, equatorial
3. arid, hilly
4. arid, semi arid

Q. Crescent shaped sand dunes are called ______.

1. Uluru
2. Inselberg
3. Yardang
4. Barchan

Q. How are yardangs formed in arid regions?

1. By rocks lifted up from the surface that moves with the winds.
2. By the softer rocks surrounding a resistant igneous rock.
3. By winds carrying large volumes of sand depositing them at different places
4. By undercutting of vertically aligned rocks

Q. How are yardangs formed in arid regions?

1. By rocks lifted up from the surface that moves with the winds.
2. By the softer rocks surrounding a resistant igneous rock.
3. By winds carrying large volumes of sand depositing them at different places
4. By undercutting of vertically aligned rocks

Q. How crescent shaped sand dunes are formed ?