Interactions of Living Things

What is a predator?

• an animal that hunts other animals for food

• are animals that eat only producers

• Eat dead plant or animal materials

• are animals that eat both producers and consumers

What is a biotic factor?

• the living and nonliving things in one place

• the nonliving parts of an ecosystem

• all the living or once-living things in an ecosystem

• made up of all of the members of one species that live in an area

What are decomposers?

• an animal that is caught and killed by another for food

• the living and nonliving things in one place

• cannot make their own food and get energy by eating other organisms

• break down and absorb nutrients from decaying organisms

What are some abiotic factors?

• oxygen, water food, energy, sustainable place to live

• water, light, temperature, atmosphere, soil

• parrot, tree, wood door, cat, dog

• water, light, parrot, tree, cat, dog

What is a prey

• change the energy available in their environment into food energy

• cannot make their own food and get energy by eating other organisms

• an animal that hunts other animals for food

• an animal that is hunted and eaten by another animal

What is a consumer?

• an organisms that cannot make their own food. they eat other organisms to get energy

• an animal that hunts other animals for food

• an animal that is hunted and eaten by another animal

• are animals that eat both producers and other consumers

Animals that feed on herbivores, the primary consumers in a food web

• Tertiary consumers

• Primary consumers

• decomposers

• Secondary consumers

What is an ecosystem?

• a model that shows several connected food chains

• models how energy flows in an ecosystem through feeding relationships

• all the living and nonliving things in an area that interact with one another

• cannot make their own food and get energy by eating other organims

Which biome is shown above?

• desert

• forest

• grassland

• tundra

What is succession?

• are the nonliving parts of an ecosystem

• are all the living or once living things in an ecosystem

• the potential growth of a population if it could grow in perfect conditions with no limiting factors

• the gradual change from one community in an area