Mycorrhizal fungi are
a. mutualistic root-dwelling fungi that plants obtain more water and nutrients.
b. mutualistic leaf-dwelling fungi that obtain sugar from plant leaves
c. parasitic leaf-dwelling fungi that strangle plants
d. epiphytic plants living on plant stems and leaves

7th grade question (easy) look at the diagram of the food web. the arrows mean eaten by. what would happen if the number of snakes went down? answer choices are in the image.

Astudent drew the following flowchart to show the movement of nutrients. soil → roots → plants →? where does nitrogen go next? a. directly into nearby animals as nutrition b. directly into aquifers through condensation c. directly into the air through evaporation d. directly into nearby plants during fixation

In general, characteristics that an organism survive and reproduce become more common over time. what mechanism of evolution causes this?