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Bio Unit 3: Q1 Cell Survival

Total questions: 15

Worksheet time: 8mins

Name
Class
Date
1.

What is the function of a contractile vacuole in the paramecium?

a)

Site of photosynthesis

b)

Pump out excess water

c)

Make energy

d)

Movement

2.

Which cell structure is short, hairlike, and helps a paramecium with movement and food intake?

a)

Flagella

b)

Pseudopods

c)

Cilia

d)

Contractile vacuole

3.

Which cell structure is a long, whiplike tail?

a)

Flagellum

b)

Cilia

c)

Contractile vacuole

d)

Eyespot

4.

What is the function of the euglena's eyespot?

a)

Movement

b)

Eating

c)

Detecting light

d)

Photosynthesis

5.

Which cell structure is also called a "false foot?"

a)

Contractile vacuole

b)

Psuedopods

c)

Flagella

d)

Cilia

6.

Movement in response to light is called:

a)

Taxis

b)

Phototaxis

c)

Chemotaxis

d)

Migration

7.

Chemotaxis is movement in response to:

a)

Light

b)

Seasons

c)

Anything

d)

Chemical compounds

8.

Cockroaches are nocturnal and dislike light, explaining why they hide in dark places. This is an example of:

a)

Positive phototaxis

b)

Negative phototaxis

c)

Positive chemotaxis

d)

Negative chemotaxis

9.

Bacteria eat sugar and will move towards a food source with the highest concentration of the simple carbohydrate. This is an example of:

a)

Positive phototaxis

b)

Negative phototaxis

c)

Positive chemotaxis

d)

Negative chemotaxis

10.

Which of the following describes homeostasis?

a)

keeps variables exactly at the set point

b)

organism's ability to maintain steady(stable) internal conditions

c)

acts to keep values outside of a desired range

d)

operates through positive feedback

11.

How does this single celled organism move?

a)

Cilia

b)

Flagella

c)

Pseudopodia

d)

Central Vacuole

12.

The red labeled structure is used to sense light. It is called a(n)

a)

photoreceptor

b)

eyespot

c)

light disc

d)

candela

13.

The star shaped structure near the middle of this cell is used to do what?

a)

sense light

b)

move the cell

c)

digest food

d)

remove water

14.

The long whip-like structure at the bottom of this picture is called a(n)

a)

pseudopodia

b)

cilia

c)

flagella

d)

contractile vacuole

15.

These numerous, small hair-like structures used for movement are called

a)

flagella

b)

pseudopodia

c)

cilia

d)

flacilia