Unicellular Organisms

Movement

100

What is the name for a "false foot" that extends outward as the cell creeps forward?

A pseudopod

200

Paramecium use these small, hair-like structures for movement.

Cilia

300

Euglena use a whip-like tail to help propel them. What is this called?

A flagellum (plural is flagella)

400

How does an amoeba move?

With a pseudopod

500

What 2 Unicellular organisms have flagella?

Volvox and Euglena

Food

100

How does a producer get food?

Photosynthesis 

(sun+water+carbon dioxide -> glucose + oxygen)

200

How does an amoeba eat?

Surrounds its food

300

What does a Paramecium eat?

microorganisms and algae

400

What is the "mouth" called on a Paramecium?

Oral Groove

500

Describe how Volvox eat as a colony.

Gathering and moving towards the light using their eyespot. 

Structure

100

What is the function of the eyespot (stigma)?

Senses light

200

What cell organelle does bacteria not have?

nucleus

300

What cell organelle filters light for photosynthesis?

chloroplasts

400

What cell structure is a permeable barrier that allows fluid to pass through?

Cell Membrane

500

What cell structure is used for storage?

vacuole

Unicellular Facts

100

What does unicellular mean?

One celled

200

What are the 4 unicellular organisms we have discussed?

Amoeba, Paramecium, Euglena, Volvox

300

Name two things that unicellular organisms respond to.

light chemical touch

400

True or False: Some unicellular organisms eat dead animals.

True! Some are decomposers

500

What were the first life forms on Earth?

Bacteria (have been here for about 3.8 billion years)