The carnivore population would also increase because there would be a
larger food-source for carnivorous so more of them would be able to
survive.
The carnivore population would go up as well because they have more food
(herbivores) to eat. There would be more food to sustain the carnivore
population.
<span>In general, a species' realized niche will be smaller than its fundamental niche due to interactions with other organisms in the community.
Hope that helped you.
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The overall general process is called diffusion but since the substance specifically mentioned here is water, it will be osmosis.