A Pond Full of Protist

What might you find if you scooped up a cup of water from the pond?

• Only clear water

• Rocks and sand

• Fish and frogs

• Thousands of microorganisms

How does an amoeba move?

• With flagella

• It does not move

• Using cilia

• Through pseudopods

What is the primary characteristic of paramecia?

• They are static

• They use cilia to move

• They have pseudopods

• They photosynthesize

Which protozoans can cause sickness in humans?

• Amoebas

• Flagellates

• Green algae

• Kelp

What forms the green scum on the tops of ponds?

• Fish waste

• Water molds

• Decaying plants

• Millions of green algae microorganisms

What is unique about green algae?

• It is a type of animal

• It has chlorophyll and can photosynthesize

• It can move

• It causes diseases

What are kelp forests mistaken for?

• Large animals

• Plants

• Rocks

• Coral reefs

What caused the Irish potato famine in the 1840s?

• A type of algae

• A water mold

• An amoeba

• A flagellate

Which protists help clean our water sources?

• Slime molds

• Protozoans that feed on bacteria

• Brown algae

• Flagellates

What would happen if all protists were removed from the world?

• Increased pollution

• Ecosystem collapse

• More diseases

• No visible change