Life Science News
ECOSYSTEMS
ENERGY FLOW
An ecosystem is all the living and nonliving things in an environment and the ways they interact. All living things in an ecosystem need water, food, temperature, and space to grow. The energy they need comes from the sun. Animals get energy by eating other plants or other animals. They are called consumers.
Food Chains And Food Webs
In a food chain,living things transfer energy by eating and being eaten
A food web is a system of overlapping food chains
All living things are concerned and depend on each other in order to survive.