Due to decreased light penetration, which area of rivers and streams will have less diversity of plant life?

a. the source

b. the mouth

c. the middle portion

d. none of the above

18. Who guides mountain climbers in the Everest region?

Which of the following choices is an effective way to fight desertification? -irrigation -urbanization -soil erosion -tree plantings

What physical process is responsible for the Great Rift Valley and the Great Escarpment? drought erosion glaciation plate movement

What two features form when an oceanic plate and an ocean plate collide?

What is the region of the middle east located in

Two different species of organism occupy the same niche. Which of the following scenarios will occur? a. The two species will live in harmony. b. One species will out compete the other species. c.

Sort the characteristics based on whether they describe mass wasting, tsunamis, or both. 1. It can be triggered by tectonic plate movement. 2. The name means "harbor wave." 3. It's movement of land triggered by gravity. 4.

Some students confuse adaptation with adapting. Clarify the misconception.

List 4 sources of ocean pollution

Russia's population distribution is strongly influenced by ... a. the demands of world trade. b. its ethnic and religious diversity. c. the Pacific Ocean. d. its physical environment.