Pollutants can be flushed through a river system and move on downstream, but will remain longer in ponds and lakes. Any organism that come in contact with the contaminated water are harmed by it.
The controlled is the fertilized crops why that is is becuase he is checking those crops more often and proably has irrigation pivits or lines in that crop so he can controll the water regulation and how much fertilizer that is in the pivit lines unlike the non fertilized crops where he is probaly dry cropping which is where u do not water ur crops u let it get water from the ground or from the sky
True because communities are just groups of organisms that live together, without them there would be no food chain and no way to have particular adaptations to environments because no animal would live in one place long enough
The best possible explanation is phototropism.
Since the trees are very dense, some plants don't get enough sunlight. A reaction to this is to seek out sunlight. This would result to trees growing taller than the rest in order to obtain sunlight.<span />
Potatoes, bread, and I believe some sweets.
