Question

select all of the invasive species which negatively affecting wetlands.
□ saltcedar
□ nutria
□ beavers
□ sideoats grama

Explanation:

Saltcedar is an invasive plant that can out - compete native wetland plants. Nutria are invasive rodents that damage wetland vegetation. Beavers are native to many wetland areas and are not invasive. Sideoats grama is a native grass species and not an invasive species negatively affecting wetlands.

Answer:

A. Saltcedar
B. Nutria