the desert areas of pakistan

Question 1

name the three desert areas

Answer 1

1. The Sindh Sagar Doab or Thal desert - b/w river jhelum and indus
2. Thar desert - south eastern pak
   cholistan
   nara
   tharparkar (thar)
3. Kharan desert

Question 2

topography of desert areas

Answer 2

• sand dunes
• erosion of rocks
• lack of vegetation
• scanty rainfall
• low water tables

Question 3

what is a sand dune

Answer 3

a mound or ridge of sand, where an obstacle occurs in the path of it and some of it gets deposited behind the obstacle.

Question 4

enviornmnetal factors of life in desert areas

Answer 4

• lack of water & constant erosion of land = no farming

Question 5

how can it be improved?

Answer 5

• irrigation facilities = thar desert which is converted into farm land
• may have rich mineral deposits

Question 6

topography/relief features:

Answer 6

• sand plains
  -wide interdunal valleys
  -sand dunes/ridges
  -barren rock
  -cracks in rocks
  -gently undulating plains