Unit 5 S1-S2

Euglena have a unique characteristic allowing them to detect light.  What is this sensor-like structure called?

• Flagella
• UV sensor
• Eyespot
• Cilia

What structure helps an Amoeba move by extending it's cytoplasm out.  Hint:  like a "false-foot".

• Pseudopod
• Flagella
• Cilia
• Pinocytosis

To maintain homeostasis, unicellular heterotrophs must take in food through this process...

• Pinocytosis
• Photosynthesis
• Phagocytosis
• Locomotion

What is the function of the contractile vacuole in protists?

• to detect light
• for movement
• to pump out excess water
• for digestion

How do unicellular organisms reproduce?

• sexually
• binary fission
• meiosis
• fusion

Unicellular organisms are typically ____________ while multicellular organisms are typically _____________.

• eukaryotic, prokaryotic
• eukaryotic, without a nucleus
• prokaryotic, eukaryotic
• prokaryotic, without a nucleus

How are cells of multicellular organisms different from unicellular organisms?

• They are highly specialized to do certain jobs
• They must perform all life processes
• They are made up of smaller unicellular organisms
• All of the above

What is the purpose of the labeled structures on these protists?

• Feeding
• Defense
• Movement
• Mating

If a cell is placed in a solution of high sugar concentration, the cell will likely ___________

• Shrink
• Swell
• Remain the Same
• Multiply

Passive transport requires no

• concentration gradients
• osmosis
• motion
• energy

Tags

NGSS.MS-LS1-3