Protista Test

Question 1

What is a protist? (5 things)

Answer 1

1. One or many celled organisms
2. Eukaryotic cells (have nucleus)
3. Some are plant like-called algae
4. Some are animal like-called Protozoa
5. Some are fungus like

Question 2

What are the 6 groups of algae?

Answer 2

1. Diatoms
2. Dinoflagellates
3. Euglenas
4. Red algae
5. Green algae
6. Brown Algae

Question 3

What are Diatoms made of?

Answer 3

Silica

Question 4

What are Diatoms used in? (2 things)

Answer 4

Toothpaste and insulation

Question 5

What does dinoflagellates mean?

Answer 5

Spinning Flagellate

Question 6

What are caused by Dinoflagellates?

Answer 6

Red Tides

Question 7

What can Red Tides do?

Answer 7

Kill fish, producing toxins

Question 8

What do Euglenas have the characteristics of?

Answer 8

Both plants and animals

Question 9

What group of algae has an eyespot in the front?

Answer 9

Euglena

Question 10

What part of red algae is used in food?

Answer 10

Carrageenan found in the cell walls

Question 11

What foods are red algae used in?

Answer 11

Pudding, peanut butter, toothpaste, and creamy salad dressing

Question 12

What is the most common algae in PA?

Answer 12

Green algae

Question 13

Where do most green algae live?

Answer 13

Underwater, sometimes on the sides of homes and on sidewalks.

Question 14

What creatures eat green algae?

Answer 14

Fish, snails, tadpoles, and crayfish

Question 15

How long can some kelp get?

Answer 15

100 meters long

Question 16

What part of brown algae is used in food?

Answer 16

The algin from cell walls

Question 17

What are the aligns in brown algae used for?

Answer 17

To thicken ice cream, marshmallows, chocolate milk, hand lotions, and to wrap sushi.

Question 18

What are the four groups of protozoans?

Answer 18

1. Ciliates
2. Flagellates
3. Sarcodines
4. Sporozoans

Question 19

How are protozoans grouped?

Answer 19

By the way they move

Question 20

How do ciliates move?

Answer 20

Cilia

Question 21

Are ciliates fast?

Answer 21

Yes, very fast

Question 22

What is the most common example of ciliates?

Answer 22

Paramecium

Question 23

What do most ciliates feed on?

Answer 23

Bacteria

Question 24

What is an example of a Flagellate?

Answer 24

African sleeping sickness

Question 25

What causes African sleeping sickness?

Answer 25

Trypanosoma

Question 26

How do Flagellates move?

Answer 26

Flagella (Medium speed)

Question 27

What are parasites?

Answer 27

Organisms living in or on another causing it harm

Question 28

What is a host?

Answer 28

An organism with a parasite

Question 29

How do sarcodines move?

Answer 29

Pseudopods (false feet) - very slow

Question 30

How do pseudopods work?

Answer 30

The membrane stretches out to move the organism.

Question 31

Do sporozoans move?

Answer 31

No, they do not move

Question 32

What is the protist that causes Malaria?

Answer 32

Plasmodium

Question 33

How is Malaria spread?

Answer 33

The disease is carried by mosquitoes

Question 34

What are the four features of slime molds?

Answer 34

1. Very colorful, dry, and crunchy
2. Feed on decaying debris
3. Move with pseudopods - slow
4. Found in shady/damp areas

Question 35

How does water mold affect fish? (2 things)

Answer 35

1. Can kill fish
2. Grows on fish

Question 36

How did water mold affect the Irish?

Answer 36

Created the 1849, Irish potato famine which wiped out the potato crop, leaving many dead or fleeding the country. (1 million for each)