FINAL protists

Question 1

t/f most protozoa are found in water or damp places

Answer 1

true

Question 2

protozoa most often reproduce

Answer 2

sexually

Question 3

protozoa are covered by a

Answer 3

cell membrane

Question 4

protozoa store food in structures called

Answer 4

vacuoles

Question 5

t/f protozoa have brains and a nervous system

Answer 5

false

Question 6

are protozoa harmful or helpful to man

Answer 6

both

Question 7

what type of organism causes malaria

Answer 7

protist (plasmodium)

Question 8

how many people are infected with malaria a year

Answer 8

5,000,000

Question 9

which organism is the vector for transmission of malaria to humans

Answer 9

anopholes mosquitoe

Question 10

vector for african sleeping sickness and protist that causes the disease

Answer 10

tse tse fly; trypanosoma

Question 11

why are protists grouped together

Answer 11

they are not fungi, animals, or plants

Question 12

how do most protists resist harsh environments

Answer 12

forming a cyst and slowing metabolism in times of stress

Question 13

protists are typically an important component of which habitats

Answer 13

marine

Question 14

why are kelps in the marine habitats important

Answer 14

produce most of the oxygen in the atmosphere

Question 15

are protists parasitic

Answer 15

they can be

Question 16

what would you look for to distinguish between a plant and a protist

Answer 16

presence of an embryo