PUZZLE TIME!

123456
Across
  1. 3. the largest plateau in india
  2. 4. the northern plains lie to the south of the ___
  3. 6. an important occupation in the coastal plains
Down
  1. 1. plateaus are a storehouse of ____
  2. 2. a highland which is flat on top
  3. 5. one of the 3 important rivers of the northern plain