Choose 5 major groups of organisms. For each group list the number of known species, where they live, and the ecological role and human uses

Which of the following is a common danger of commercial fishing?

How do tides affect the organisms living in intertidal zones? a. no organisms live in intertidal zones due to the tumultuous environment. b. the mechanical forces of the waves keeps the organisms clean. c. only plants live in intertidal zones because the animals float away with the waves and never return. d. the mechanical forces of the waves can dislodge the organisms from their habitat.

Identify the various levels of atmosphere. troposphere mesosphere exosphere stratosphere thermosphere