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How do living things get energy?
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How do living things get energy?
Chapter 4 Lesson 2
Wetlands-ground is covered with water for at least part of the year.
Plants:water lilies
Animals: raccoons, alligators
Tundra- cold region where the ground beneath the surface is frozen all year.
Plants: prairie cactus
Animals: arctic foxes, caribou
Grasslands- covered in grasses. They receive a medium amount of rain.
Ecosystems
Plants: wild flowers
Animals: grasshoppers, buffalo
An ecosystem is all the living and nonliving things in an environment and the many ways they interact.
There are several different ecosystems in North America.
Producers
Plants are producers because they make, or produce, their own food.
In almost all ecosystems, green plants are the only producers.
Consumers
Desert- driest ecosystem which home to a few plants and animals.
Consumers are living things that eat other living things.
Decomposers
Plants: cactus
Animals: scorpians, rattle snakes
All living things need water, nutrients, growing space, and the right climate to grow and reproduce.
decomposers-organisms that break down plant and animal waste and remains
Energy that animals and plants take in comes mostly from sunlight.
3 types of consumers:
Herbivores- animals that only eat plants
Carnivores- animals that only eat other animals
Omnivores- animals that eat plants and other animals
Energy flow starts with plants when they go through photosynthesis.
Example: earth worms, mushrooms
Rain forests- temperate to tropical forest that is home to many plants, animals, and living things
Plants: ferns
Animals: tree frogs, monkeys, tigers