Whats the definition for biodiversity?

Physical features of central america look at the map above which of the following is true

About 140,000 japanese died in this japanese city when americans dropped an atomic bob at the end of world war ii

Which ecosystem best fits the characteristics listed below? which ecosystem best fits the characteristics listed below? ii. seasonal migrations of millions of wildebeests, zebras, and elephants iii. large numbers of predators, such as lions iv. acacia trees and grasses a. the congo rainforest b. the african mangroves c. the serengeti grasslands d. the sahel