Answer:
The benefit of this is let's say theoretically you're mom got small pox at age 10 and gave birth to you at age 35 her DNA was built up to withstand small pox if she gets it again. If a small amount of her DNA is in you then chances are she passed that immunity to you and you have mutation for the better.
Answer:
The ecosystem cannot support more growth.
Explanation:
The ecosystem is at its maximum capacity, like how many people you can fit in a room. If there’s too many people then everyone would suffocate. Just like if there is too many organisms, the food, or water, would run out and they would starve, or die of thirst.
It could be pollution from a wastewater treatment plant , an industrial plant that have entered the pond or elements from septic tanks, stormwater coming in from farms, urban areas and residential homes and even from rainfall, When the climate is warmer , right temperature, and sunlight