what is a food web?
a way of tracing the energy loss in an ecosystem
all the trophic levels in an ecosystem, in random order
a series of interconnected food chains
a system for illustrating the individual organisms in an ecosystem

How many years would it take the atlantic ocean to grow 500 centimeters? show your work.

In which terrestrial biome can you find trees that produce cones instead of flowers and needles instead of leaves? have trees that produce cones instead of flowers and needles instead of leaves. the latitudes in this biome have evenly distributed precipitation throughout the year. is it high or low

The idea that all living things are made up of cells is considered scientific law. this means the idea is an emerging scientific idea that has a logical explanation. has been tested with similar results at least twice. is supported by scientific consensus and a large amount of evidence. has been rejected only once by the scientific community