One is that the earth is shaped as a circle and two is that it is shaped as a square
Answer:
Ultraviolet radiation does not influence photosynthesis
Copper and tin together make bronze.
There are eight major terrestrial biomes: tropical rainforests, savannas, subtropical deserts, chaparral, temperate grasslands, temperate forests, boreal forests, and Arctic tundra. Biomes are large-scale environments that are distinguished by characteristic temperature ranges and amounts of precipitation