The type of valley formed when incision is a major process and denudation is almost absent is ______

Types of gorges where the strata involved in down cutting is essentially horizontal or nearly so are called ______

Mountains which have been formed by the age-long erosion and weathering of pre-existing surface features of the Earth ar…

Lakes can be free from salt because of the presence of ______

The modification of valley walls by undercutting, weathering and erosion is called ______

The type of valley formed when the incision and denudation are approximately equal ______

Mountains resulting from the depression of blocks of the Earth crust on a large scale due to faulting are called ______

Basins formed due to faulting, folding are called ______