Symbiosis

Ecosystems: How do organisms interact?

Week of February 5 - February 9, 2023

Multiple Choice

Look at the SOL-style question. Select the best answer.

• Mutualism

• Parasitism

• Competition

• Commensalism

Multiple Choice

Why do Marlon and Nemo live in a sea anemone?

• They got evicted from their old house.

• The sea anemone protects them.

• The sea anemone is pretty.

• They are crazy.

Multiple Choice

Look at the SOL-style question. Select the best answer.

• Mutualism

• Parasitism

• Competition

• Commensalism

Sym: together
Bio: life

Life together!

Symbiosis:
relationships between organisms

One organism benefits, and the other is neutral.

Commensalism

Draw

Draw an example of commensalism!

Parasitism

One organism benefits and the other is harmed. The organism that is harmed is called the "host."

Draw

Draw an example of a parasitic relationship!

Both organisms benefit! Hurray!

​

Mutualism

Draw

Draw an example of mutualism!

But wait... there's more?

The fourth kind of symbiosis is competition. What smiley faces would you

Draw

What faces would you draw to represent competition?

Open Ended

Can you think of examples of competition in nature?

Poll

Of the four types of symbiosis, which one do you think has the greatest impact on an ecosystem? Consider how energy flows through an ecosystem!!!

• Commensalism

• Parasitism

• Mutualism

• Competition