Author Question: About ________ percent of Africa is still forested. A) 40 B) 50 C) 70 D) 20 E) virtually ... (Read 66 times)

iveyjurea · **on:** Jul 13, 2018

About ________ percent of Africa is still forested.

A) 40
B) 50
C) 70
D) 20
E) virtually none

Question 2

________ is a modification of shifting cultivation where crops are rotated around a village, fallow periods are shorter and soil may be enriched through household waste.

A) Bush fallow
B) Slash and burn
C) Pastoralism
D) Sedentary farming
E) none of the above