Which one is a modified root that steals water and nutrients from a host plant?

Which one is used to produce pollens?

Which level of ecology focuses interactions between species and with the environment?

Growth in plants is made possible by tissues called meristem.

Which one allows a plant to be produce their own supply of food?

Which level of ecology focuses on ways the organisms adapt to their environment?

These animals have a tissue level of organization.

Which plant group have naked seeds?

Have skeletons made of cartilage.

Members include tunicates.