Mass wasting occurs when.

sediment and rock moves from a higher elevation to a lower elevation

Mass wasting occurs when sediment and rock moves from a higher elevation to a lower elevation.

Explanation: Mass wasting is also called slope movement or mass movement. It involves the large movement of rock, soil and debris downward due to the force of gravity. During the process sand, soil, and rocks move down slope as a solid, continuous or discontinuous due to the force of gravity. It may be caused increased slope steepness, increased water, decreased vegetation and earthquakes

the major pests we deal with are insects, weeds and fungal diseases. a pesticide is a product, whether organic or chemical, used to kill the target pest. there are other techniques gardeners should use that can prevent the severe infestations that make the use of pesticides necessary