The nervous system is referred to as a communication system because it carries messages to and from all parts of the body.
Answer:
Nitrate and phosphate levels rise at a rapid rate
Excessive Plant growth and algal blooms cover the surface of the pond, blocking out sunlight.
Underwater plants begin to die due to lack of photosynthesis, which reduces the amount of dissolved oxygen in the water. Animals also begin to die due to less plants available for food.
Explanation:
The population of fish would slowly begin to die out as the deeper the water the less dissolved gasses there are.
What's the questions that's a statement