Question

what is a positive and negative effect the columbian exchange had on the peoples i the americans and the rest of the world?

Answer 1

One positive effect was that there was new plants and animals being discovered.

One negative effect was that diseases were brought to the Americas that killed the Native Americans.

Answer 2

Positive effect: They brought over animals and plants from the New World that were unknown to Europe and vice versa.

Negative effect: Diseases brought in from Europe killed the Native American because they did not have immunizations toward it.