Ecosystems

Ecosystems 3.L.1.1

Interactions in the Ecosystems

Ecosystem

the interactions between the living and non-living things in any given area

Multiple Choice

Vocabulary:

The biotic and abiotic factors that work together in an area

• Abiotic

• Biotic

• Ecosystem

• Organism

Multiple Choice

All the living and nonliving things in an area

• Niche

• Habitat

• Population

• Ecosystem

Multiple Choice

What abiotic factors does this tree depend on?

• Water

• Insects

• Grass

• All of the above

Multiple Choice

Temperature, light, air, water, soil, and climate are all __________ parts of the environment.

• Biotic

• Abiotic

Multiple Choice

Vocabulary:

The living factors in an ecosystem

• Abiotic

• Biotic

• Ecosystem

• Organism

• Population

Multiple Choice

The following picture is an example of...

• population
• community
• microorganism
• predator

Types of Organisms

Three different categories of organisms

What Makes a Producer?

• Producers are by definition autotrophs

• self-feeding

•  provide energy for other organisms

What Makes a Consumer?

• Heterotrophs

• Organisms that cannot make their own food

• Primary consumers feed directly on plants and other producers

• mammals, birds, fish, reptiles, amphibians, insects, fungi, protozoa and some types of bacteria

What is Decomposer?

•  eat dead organisms

• producers and other consumers

• break down the remains

• Molds, bacteria, protozoa and earthworms are examples of decomposers

Multiple Select

What does the arrow in a food chain or food web mean?

• A series of steps in which organisms transfer (move) energy by eating and being eaten.

• Shows what eats what and consists of many food chains in an ecosystem

• The transfer (movement) of energy.

Multiple Choice

What is the definition of the word producer?

• An organism that can make its own food.

• An organism that obtains energy by feeding on other organisms.

• An animal that eats only plants

• An animal that eats other animals

Multiple Select

Pick the best name for the picture.

• Food Web

• Food Chain

• Ecosystem

• Habitat

Multiple Choice

What is the definition of the word consumer?

• An animal that eats only plants

• An animal that eats other animals

• An organism that obtains energy by feeding on other organisms.

• The transfer (movement) of energy.

Multiple Choice

What is a relationships between an organism or population and abiotic factors

• Environmental Interactions

• Energy Transfer

• Biotic Interactions

• Matter Cycle

Multiple Choice

A substance required by an organism to thrive.

• resources

• community

• organisms

Multiple Choice

The shrew provides energy for the _______?

• cricket
• grasshopper
• frog
• snake

Multiple Choice

The rabbit in this food web would be considered a:

• Decomposer
• Producer
• Secondary Consumer
• Primary Consumer

Multiple Choice

An organism that needs to eat other organisms to obtain energy is known as a:

• Autotroph
• Producer
• Consumer
• Mutualist

Multiple Choice

Examples of just producer

• frog, fly, lillypad
• algae, grass, tree
• worm, dirt, fish
• mouse, seeds, bird

Multiple Select

Which one is NOT an example of a decomposer?

• mushroom

• leaves

• mold

• worm

Assignment

Interactions in Ecosystems Legends for Learning Student Activity with Check for Understanding (10 Questions)