All of the above, hope this helps!
An organism that lives in or on an organism of another species (its host) and benefits by deriving nutrients at the other's expense; So basically, what you’ll be getting at is C, only harms another organism.
Answer:
The correct answer is - d. Jurassic.
Explanation:
Deposition is the geological process in which sediments, soil and rocks are added to a landform or land mass. Wind, ice, water, and gravity transport previously weathered surface material, which, at the loss of enough kinetic energy in the fluid, is deposited, building up layers of sediment.
Ecologists are concerned with the use of mathematical models and systems analysis for the description of ecological processes and for the sustainable management of resources