The main reason for the deforestation of the amazon rain forest is question 10 options: the need for housing. the need to drill for oil. the need to clear land for gold mining. the need for pasture land for livestock.

The controlled use of fire by hominids: (a) limited the expansion of hominids into certain environments, such as dry grasslands. (b) decreased the amount of food energy available in the hominid diet. (c) contributed to geographical expansion and food production techniques in positive ways. (d) has been shown to contribute little to the digestive process of hominids.