9-13 SI Practice Exam Questions

Bio 211 Practice Exam I –B (Dolphin)

The highlighted questions do not apply to Wilsey’s Exam I

1.) All members of Kingdom Fungi are:

a. Photoautotrophsc. Photoheterotrophse. Mixotrophs

b. Chemoautotrophsd. Chemoheterotrophs

2.)Which of the following has been produced in lab experiments thought to mimic early earth conditions?

a. Amino Acidsc. Polymers of Acidse. All of the above

b. ATPd. Sugars

3.) Members of which group of bacteria carry out photosynthesis, but unlike plants, do not produce oxygen gas?

a. Gram-positive bacteriac. Proteobacteriae. Chlamydias

b. Cyanobacteriad. Spirochetes

4.) Evidence for the evolutionary relationship between bacteria and mitochondria includes all of the following features EXCEPT:

a. reproduction by binary fissionc. circular DNA molecue.Similar rRNA

b. being diploidd. similar inner membrane proteins

5.) Which feature is NOT shared in common between green algae and plants:

a. presence of a phragmoplastc. presence of a cuticle e. chloroplast structure

b. sperm structured. cell walls with cellulose

6.) Which feature distinguishes members of Clade Stramenopila?

a. flagella with hair-like projectionsc.Hydrated silica cell walls

b. Photosynthesis at great depthsd. membrane-bound cavities under their cell

surfaces

e. Absence of flagella

7.) Plastids that are surrounded by more than two membranes are evidence of:

a. Evolution from Mitochondriad. secondary endosyombiosis

b. fusion of the plastid

c. origin of the plastid from archea e. budding of the plastids from the nuclear envelope

8.) Dinoflagellates, apicomplexans, and ciliates are placed in the clade Alveolata because

they all:

a. have flagella or cilia.

b. are parasites of animals.

c. are found exclusively in freshwater or marine habitats.

d. have mitochondria.

e. have membrane-bound sacs under their plasma membrane.

9.) In ciliates, the process that produces genetic variation through the exchange of nuclei

is:

a. mixotrophy c. meiosise. binary fission

b. endosymbiosis d. conjugation

10.) Which algal group is mismatched with its description?

a. Dinoflagellates- glassy, two-part shells

b. green algae-closest relatives of land plants

c. red algae- no flagellated stages in life cycles

d. diatoms- a major component of phytoplankton

11.) Which of the following is a clade?

a. bryophytes and seedless vascular plantsd. seedless vascular plants and seed plants

b. lycophytes and pterophytese. charophyceans and bryophytes

c. liverworts, hornworts, and mosses

12.) The correct order of plant evolution from oldest to most recent is

a. seed plants, bryophytes, charophyceans, seedless vascular plants

b. charophyceans, seed plants, bryophytes, seedless vascular plants

c. seedless vascular plants, bryophytes, seed plants, charyphyceans

d. charophyceans, bryophytes, seedless vascular plants, seed plants

13.) Which of the following is diploid?

a. the archegonia of a liverwort

b. a non-reproductive cell in the gametangia of a moss

c. a cell that is part of the stalk of a moss sporophyte

d. a spore produced by a fern sporophyte

14.) Which of the following is a land plant that produces flagellated sperm and has a sporophyte-dominant life cycle?

a. fernc. liverworte. hornwort

b. mossd. charophycean

15.) Why are some bacteria capable of surviving dessication or mild heating?

a. they are thermophilesc. they produces endosporese. they are aerobes

b. they are heterotrophsd. their cell walls contain lignin

16.) Which of the following is a mutualistic relationship?

a. Lyme disease

b. the bioluminescent bacteria that are on the flashlight fish

c. Pickles

d. binary fission

17.) Which of the following organisms is mismatched with the disease it causes?

a. Trichomonias- sexually transmitted disease

b. Plasmodium- malaria

c. Trypanosoma- African Sleeping Sickness

d. Phytophthora- potato blight

e. none of the above is mismatched.

18.) What fact about Diatoms is true?

a. They have glass like cell walls.

b. Their cell walls consist of two parts that overlap.

c. They are important photosynthetic organisms in plankton.

d. They are commonly used in swimming pool filters and paint on the roads.

e. All of the above.

19.) Which of the following concepts is part of the abiotic origin of life hypothesis?

a. Simple molecules such as amino acids, can spontaneously react with each other to form larger polymers

b. Sugars and amino acids when mixed together will form cells.

c. Liposomes are prokaryotic cells.

d. Miller showed that sugars will breakdown in a vacuum to form carbon dioxide ammonia and water.

e. All of the above.

20.) What is the correct order of the key events in Earth’s history from earliest to present?

a. land plants, humans, atmospheric oxygen, eukaryotes, prokaryotes

b. atmospheric oxygen, prokaryotes, eukaryotes, land plants, humans

c. prokaryotes, atmospheric oxygen, eukaryotes, land plants, humans

d. prokaryotes, eukaryotes, atmospheric oxygen, land plants, humans

21.) Which is not a Bryophyte?

a. hornworts c. liverworts

b. lycophytesd. mosses

22.) What is the layer of durable polymer that keeps the zygote from drying out that is found in Charophyceans?

a. phragmoplastc. cellulosee.lignin

b. sporopollenind. peptidoglycan

23.) Which of the following gases were NOT present in the early atmosphere?

a. Nitrogenc. Methane

b. Carbon Dioxided. Ethane

24.) Which feature describes Aveolata?

a. absence of flagellac. subsurface air sacs

b. hydrated silica cell wallsd. membrane bound cavities

25.) The three common shapes of Prokaryotes are:

a. sphericial, bacillus, and spiral

b. cocci, round, spherical

c. spirilla, bacillus, coccyx

d. rod-shaped, cocci, bacillus

26.) What is NOT true about Diatoms?

a. They have glass-like cell walls made of hydrated scilica.

b. There are over 100,00 species.

c. They have flagellated sperm

d. They are chemoheterotrophs

27.) Which mode of nutrition gets its energy source from light and its carbon source from organic compounds?

a. chemoheterotrophsc. photoheterotroph

b. photoautrotrophsd. chemoheterotroph

28.) Halophiles belong to which clade?

a. Crenarcheotac. Euryarcheotae. Cyanobacteria

b. Alveolatad. Spirochetes

Answers!

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