Drainage patterns

Shape: Right-angled bends in rivers.

Formation: Develops in areas with jointed or faulted rocks.

Example: Rivers in the Deccan Plateau

Shape: Irregular, no clear pattern.

Formation: Occurs in glaciated or recently disturbed landscapes.

Example: Canadian Shield (post-glacial regions).

Shape: Rivers flow inward toward a central basin/lake.

Formation: Found in depressions or craters.

Example: Lake Chad Basin (Africa).