Bio Lab 111 Unit 1 (Chapter 4)

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Protoctista (a.k.a. Protists) | Instructor: Cheryl Theile
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1

Evidence of Endosymbiont theory includes:

a) Mitochondria and chloroplasts are surrounded by at least two membranes

b) Non-nuclear DNA is present in chloroplasts and mitochondria

c) Mitochondria and chloroplasts divide at different times than the nucleus and in the manner of bacteria

d) All of the above

d)

2

The first living organisms on Earth were:

a) Eukaryotes

b) Prokaryotes

c) Protoctista

d) None of the above

b)

3

Which of the following correctly lists the order in which each organism first appeared on Earth?

a) Aerobic bacteria, anaerobic bacteria, eukaryotes

b) Anaerobic bacteria, eukaryotes, aerobic bacteria

c) Anaerobic bacteria, aerobic bacteria, eukaryotes

d) Eukaryotes, aerobic bacteria, anaerobic bacteria

c)

4

The process of one cell consuming another and both cells surviving is called ________.

a) phagocytosis

b) endosymbiosis

c) proliferation

d) a & b

b)

5

According to the endosymbiont theory, after large anaerobic cells from the domain Archaea (specifically thermoacidophiles) consumed smaller, aerobic bacteria, the aerobic bacteria survived as _________ in the larger cells.

a) mitochondria

b) chloroplasts

c) DNA

d) a & b

a)

6

According to the endosymbiont theory, mitochondria (living in the larger Archaic cells) retained their own ________ and (some of their own) ________, which allowed them to divide and produce new mitochondria.

a) ATP, chloroplasts

b) DNA, ATP

c) outer membrane, DNA

d) nucleus, DNA

c)

7

According to the endosymbiont theory, eventually, Archaea containing mitochondria engulfed photosynthetic cyanobacteria, which eventually became _________ in the Archaic cells.

a) mitochondria

b) DNA

c) nuclei

d) chloroplasts

d)

8

The four supergroups into which all protoctistans can be divided into are:

a) Archaeplastida, "SAR", Excavata, Unikonta

b) "SAR", Euglenids, Slime Molds, Archaeplastida

c) Excavata, "SAR", Euglenids, Diplomonads

d) Archaeplastida, Excavata, Apicomplexans, Excavata

a)

9

All of the following are body forms of protoctista except:

a) Unicellular

b) Filament

c) Flagella

d) Colonies

c)

10

All cells have (a) _________.

a) flagella

b) cilia

c) plasma membrane

d) mitochondria

c)

11

Cells can move using:

a) cilia

b) flagella

c) pseudopodia

d) all of the above

d)

12

Cilia and flagella have the same internal structure. However, cilia are _______ and occur in _______ numbers.

a) longer, larger

b) shorter, larger

c) longer, smaller

d) shorter, smaller

b)

13

The flagella of protoctista can vary in:

a) position

b) number

c) types of hairs

d) all of the above

d)

14

Flagellar movement is generated in ______ and may be initiated at the _______.

a) waves, base

b) levels, tip

c) waves, tip

d) a & c

d)

15

The structure of bacterial flagella is ________ eukaryotic flagella.

a) different than that of

b) similar to that of

c) the exact same as that of

d) none of the above

a)

16

Organisms that change shape constantly, forming temporary pseudopodia, are defined as _______.

a) bacteria

b) protozoa

c) amoebas

d) algae

c)

17

Amoebas attain their food source by:

a) creating a current and bringing it in

b) surrounding & engulfing it

c) photosynthesis

d) endosymbiosis

b)

18

All photosynthetic organisms possess _________.

a) chlorophyll a

b) chlorophyll b

c) a & b

d) none of the above

a)

19

All aerobic protoctista have _________.

a) chloroplasts

b) mitochondria

c) flagella

d) a & b

b)

20

Parasitic organisms acquire energy by:

a) Consuming dead or decayed material

b) Producing their own energy (photosynthesis)

c) Taking nutrients from living organisms

d) None of the above

c)

21

Saprobic organisms acquire energy by:

a) Producing their own energy (photosynthesis)

b) Consuming dead or decayed material

c) Taking nutrients from living organisms

d) Getting energy from outside source

b)

22

Which supergroup is named for a feeding group on the cell's surface, which ingests food through phagocytosis?

a) "SAR"

b) Excavata

c) Unikonta

d) Archaeplastida

b)

23

Which group of the Supergroup Excavata has mitosomes instead of mitochondria?

a) Euglenozoan

b) Diplomonads

c) a & c

d) None of the above

b)

24

Which group of the Supergroup Excavata is aerobic?

a) Diplomonads

b) Gymnamoebas

c) Euglenozoan

d) a & c

c)

25
card image

Which of the following correctly identifies the parts of the Euglena in order (from 1 to 5)?

a) Nucleus, Contractile Vacuole, Chloroplast, Flagellum, Stigma (eyespot)

b) Nucleus, Chloroplast, Contractile Vacuole, Flagellum, Stigma (eyespot)

c) Chloroplast, Stigma (eyespot), Contractile Vacuole, Flagellum, Nucleus

d) Nucleus, Stigma (eyespot), Contractile Vacuole, Flagellum, Chloroplast

b)

26

Kinetoplastids consist of:

a) Trypanasoma

b) Euglena

c) Ciliates

d) a & b

a)

27
card image

Which of the following correctly identifies the parts of the Trypanosoma in order (from 1 to 4)?

a) Nucleus, Kinetoplastid, Flagellum, Undulating Membrane

b) Kinetoplastid, Undulating Membrane, Flagellum, Nucleus

c) Nucleus, Kinetoplastid, Undulating Membrane, Flagellum

d) Nucleus, Undulating Membrane, Flagellum, Kinetoplastid

d)

28
card image

Both of the pictures represent cells from which group of the supergroup "SAR"?

a) Diatoms

b) Oomycetes

c) Dinoflagellates

d) Forams

c)

29

Which of the following characteristics accurately reflects the group Dinoflagellates?

a) They can be bioluminescent.

b) Most have two flagella-one spins & the other steers

c) They have grooves that act as "armor."

d) All of the above

d)

30

Horns of Certaium, a dinoflagellate, serve to provide _______ and _______ to aid the organism.

a) protection, support

b) buoyancy, protection

c) support, defense

d) none of the above

b)

31

Which group of the supergroup "SAR" are animal parasites?

a) Apicomplexans

b) Diatoms

c) Forams

d) Dinoflagellates

a)

32

Which of the following is a parasite that is transferred by mosquito and can kill Humans?

a) Ceratium

b) Paramecium

c) Saprolegnia

d) Plasmodium

d)

33

Unlike the Euglena pellicle, the ciliate pellicle is comprised of _______.

a) cilia

b) flagella

c) alveoli

d) horns

c)

34

Paramecium use cilia to create water currents to bring in particles of food, which are then surrounded by (a) _______.

a) contractile vacuole

b) oral cavity

c) oral groove

d) food vacuole

d)

35

Paramecium contain both a macronucleus, which functions in _______, and a micronucleus, which functions in _______.

a) phagocytosis, mitosis

b) mitosis, sexual reproduction

c) sexual reproduction, production of enzymes

d) production of enzymes, mitosis

b)

36

Diatoms occur as _______ and as _______.

a) multicells, colonies

b) filaments, unicells

c) coenocytes, filaments

d) unicells, colonies

d)

37

Why do we have a very detailed evolutionary record of diatoms?

a) Because of careful observation of their DNA cells

b) Because of records kept over time

c) Because their silica shells don't decompose, so diatom shells accumulate at the bottom of the oceans

d) Because they are the most abundant producers on Earth

c)

38

The three distinctive parts of Kelp (a brown alga) are:

a) blade

b) stipe

c) holdfast

d) all of the above

d)

39

All of the following are characteristics of brown algae except:

a) They are the so-called seaweeds seen in oceans.

b) They are saprobic organisms.

c) They have a cellulose wall outside the plasma membrane.

d) They are multicellular and form a thallus.

b)

40
card image

The picture above is a __________ and the labeled parts (in order) are (a) __________ and (a) __________.

a) dinoflagellate, hyphae, flagellum

b) saprolegnia, eggs, hyphae

c) paramecium, nucleus, flagellum

d) stramenopile, eggs, hyphae

b)

41

The outer layer of forams is (a) __________.

a) calcium carbonate test

b) plasma membrane

c) cell wall

d) armor

a)

42

The pseudopodia of forams function in ________.

a) movement

b) protection

c) food acquisition

d) a & c

d)

43

Radiolarians are surrounded by _________.

a) plasma membrane

b) calcium carbonate test

c) silica shell

d) a & c

d)

44

Unlike the pseudopodia of foraminiferan and radiolarian amoebae, the pseudopodia of amoebozoans are _______ and ________.

a) long, wide

b) short, thin

c) short, wide

d) long, thin

c)

45

Gymnamoebas got their name because they have no _________.

a) shell

b) flagella

c) nucleus

d) vacuole

a)

46
card image

Which of the following correctly lists the parts of the amoeba in order (from 1 to 4)?

a) nucleus, pseudopodia, contractile vacuole, food vacuole

b) food vacuole, pseudopodia, nucleus, contractile vacuole

c) nucleus, contractile vacuole, food vacuole, pseudopodia

d) contractile vacuole, food vacuole, nucleus, pseuodpodia

a)

47
card image

The picture above shows:

a) Radiolarians

b) Dinoflagellates

c) Diatoms

d) Forams

c)

48
card image

The picture above shows:

a) Diatoms

b) Dinoflagellates

c) Forams

d) Radiolarians

d)

49

Plasmodial slime molds have multi-nucleate coenocytic colonies called ________.

a) thaluses

b) plasmodia

c) filaments

d) diatoms

b)

50
card image

The picture above depicts __________.

a) forams

b) amoeba

c) plasmodial slime mold

d) brown algae

c)

51

An example of an amoeba that is a parasite is the ________.

a) Plasmodial slime mold

b) Entamoeba

c) Gymnamoeba

d) b & c

b)

52

Supergroup archaeplastida is characterized by:

a) chloroplasts with two membranes

b) heterotrophic organisms

c) autotrophic organisms

d) a & c

d)

53
card image

The picture above depicts a _________.

a) paramecium

b) euglena

c) amoeba

d) diplomonad

b)

54
card image

The organism depicted above is a ________.

a) Saprolegnia

b) Giardia

c) Vorticella

d) Amoeba

c)

55
card image

The organism depicted above is a _________.

a) Saprolegnia

b) Vorticella

c) Amoeba

d) Trypanosoma

d)

56
card image

The organism depicted above is a __________.

a) Vorticella

b) Giardia

c) Plasmodium

d) Euglena

b)


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