We produce a lot of pollution.
Number 6 is add up all the numbers, then divide by how many numbers there are. In other words it is the sum divided by the count.
7. You should use a line graph when your need to track changes over short and long periods of time
8. The dependent variable goes on the y axis
Answer:
Autotrophs
Explanation:
Food chain is a step by step feeding process in an ecosystem where an organism producer is been feed on by another organism that depends on it
called consumer and it is also feed on by predator. Producer usually produce their food its includes plants, Algae, phytoplankton.
The energy level moved from the producer to the last organism on the chain.
Autotrophs are the same as producer and an Algae food chain is an example of aquatic food chain where algae serves as primary source of energy(Producer) and its been feed upon by mosquito larvea and larvea by frogs and frogs are eaten by racoon.