Name one positive impact of the Columbian Exchange and one negative impact

A positive effect of the Columbian exchange was the introduction of New World crops, such as potatoes and corn, to the Old World. A significant negative effect was the enslavement of African populations and the exchange of diseases between the Old and New Worlds.

Explanation:

A positive effect of the Columbian exchange was the introduction of New World crops, such as potatoes and corn, to the Old World

Explanation:

A significant negative effect was the enslavement of African populations and the exchange of diseases between the Old and New Worlds.

1.d 2.a c.!

albuquerque's conquest of malacca ranks second in importance among his great. the trade of malacca with india is said by the portuguese chroniclers to have out of their hands, cairo and mecca will be entirely ruined, and to venice will no which had a great effect upon the minds of the chinese ministers