Protozoa

The protozoan pictured is Frontonia leucas. Look carefully at the image. How does this organism move around in its environment?

• flagella

• contractile vacuole

• cilia

• pseudopods

Which of the following are structures found in Euglena species? (multiple answers possible)

• nucleus

• chloroplasts

• eyespot

• flagellum

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

Which Paramecium sp. organelle controls the everyday tasks of the cell?

• contractile vacuole

• macronucleus (large nucleus)

• cytoplasm

• micronucleus (small nucleus)

Tags

NGSS.MS-LS1-2

Which amoeba cell structure collects excess water from the cytoplasm and expels it from the cell?

• oral groove

• food vacuole

• pseudopod

• contractile vacuole

Tags

NGSS.MS-LS1-2

Which amoeba structure forms when the cytoplasm flows toward one location of the cell membrane and the rest of the amoeba follows?

• food vacuole

• contractile vacuole

• pseudopod

• pellicle

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

What is the name for the long, whip-like structures that move Giardia species around in their environment?

• pellicles

• cilia

• flagella

• spindle fibers

What type of protozoan is Plasmodium vivax (seen inside the red blood cells of this malaria patient)?

• flagellate

• parasite

• pseudopod former

• ciliate

The _________ of Paramecium takes in food particles and packages them into vacuoles.

• oral groove

• cytoplasm

• contractile vacuole

• micronucleus

Tags

NGSS.MS-LS1-2

Who was first to observe protists with self-made simple microscopes in 1677?

• Matthias Schleiden

• Antoni van Leeuwenhoek

• Robert Hooke

• Louis Pasteur

What term did Antoni van Leeuwenhoek use to refer to the tiny protists he observed from pond water?

• protozoa

• microorganisms

• animalcules

• eukaryotes

Tags

NGSS.MS-LS1-1