What is the primary factor that determines the global distribution of Earth's terrestrial biomes?

1. What is the primary factor that determines the global distribution of Earth's terrestrial biomes?
A) Soil composition and mineral content
B) Climate conditions including temperature and precipitation
C) Human activities and land use patterns
D) Elevation above sea level only
2. What is a rain shadow effect?
A) The cooling effect of mountains on surrounding areas
B) A dry area on the leeward side of mountains that receives less rainfall
C) The shadow cast by rain clouds over valleys
D) Areas where it rains more frequently than normal
3. Which factors influence the formation and location of desert biomes? (Select all that apply)
A) Rain shadow effects from mountain ranges
B) High latitude locations near the poles
C) Low precipitation levels
D) Proximity to large bodies of water
E) Continental interior locations