Question 1

____ allow bacteria to join together to transfer genes.

Accepted Answer

A) Flagella 
B) Spores 
C) Capsules 
D) Pili 
E) Cilia 
A) Flagella 
B) Spores 
C) Capsules 
D) Pili 
E) Cilia

Question 2

Label the figure below showing a generalized prokaryotic cell.  
-DNA

Accepted Answer

A) A 
B) B 
C) C 
D) D 
E) E 
A) A 
B) B 
C) C 
D) D 
E) E

Question 3

Experiments like those performed by Stanley Miller in the 1850s demonstrated that lightening fueled atmospheric reactions could produce ____.

Accepted Answer

A) self-replicating DNA molecules 
B) organic compounds required for life under artificial conditions 
C) prokaryotic cells under artificial conditions 
D) meteorites containing the building blocks of life 
E) organic molecules in hydrothermal vents 
A) self-replicating DNA molecules 
B) organic compounds required for life under artificial conditions 
C) prokaryotic cells under artificial conditions 
D) meteorites containing the building blocks of life 
E) organic molecules in hydrothermal vents

Question 4

Prokaryotic cells are ____.

Accepted Answer

A) found only in extreme habitats 
B) the least common organisms on earth 
C) easily seen with the naked eye 
D) stationary organisms 
E) widespread on the planet 
A) found only in extreme habitats 
B) the least common organisms on earth 
C) easily seen with the naked eye 
D) stationary organisms 
E) widespread on the planet

Question 5

The ____ water mold was responsible for the Irish famine in the mid-1800s.

Accepted Answer

A) Phytophthora 
B) Plasmodium 
C) E.coli 
D) Staphylococcus 
E) Trichomonas 
A) Phytophthora 
B) Plasmodium 
C) E.coli 
D) Staphylococcus 
E) Trichomonas

Question 6

You boil water that has been extracted from a swamp and find archaea that are still alive.These archaea are most likely ____.

Accepted Answer

A) halophiles 
B) methanophiles 
C) photophiles 
D) thermophiles 
E) chemophiles 
A) halophiles 
B) methanophiles 
C) photophiles 
D) thermophiles 
E) chemophiles

Question 7

Red algae ____.

Accepted Answer

A) are primarily marine organisms 
B) are thought to have developed from green algae 
C) contain xanthophylls as their main accessory pigments 
D) are actually brown 
E) are primarily freshwater organisms 
A) are primarily marine organisms 
B) are thought to have developed from green algae 
C) contain xanthophylls as their main accessory pigments 
D) are actually brown 
E) are primarily freshwater organisms

Question 8

Match the prokaryote with the correct description.
-These are likely related to the organism that gave rise to chloroplasts.

Accepted Answer

A) halophiles 
B) cyanobacteria 
C) thermophiles 
D) bacteria 
E) methanogens 
A) halophiles 
B) cyanobacteria 
C) thermophiles 
D) bacteria 
E) methanogens

Question 9

Match the following terms with the description to which they best correspond.
-diverse lineage of eukaryotes

Accepted Answer

A) protist 
B) prokaryote 
C) photoautotroph 
D) Pathogen 
E) protocell
F)halophile
G)strain 
A) protist 
B) prokaryote 
C) photoautotroph 
D) Pathogen 
E) protocell
F)halophile
G)strain

Question 10

The earliest cells most likely ____.

Accepted Answer

A) were prokaryotic cells 
B) did not have a nucleus but had membrane-bound organelles 
C) used oxygen gas in order to thrive successfully 
D) used energy from the sun 
E) were multicellular 
A) were prokaryotic cells 
B) did not have a nucleus but had membrane-bound organelles 
C) used oxygen gas in order to thrive successfully 
D) used energy from the sun 
E) were multicellular

Question 11

The close relationship between ____ and animals can be seen in the similarity of these protists and sponges,simple animals.

Accepted Answer

A) cellular slime molds 
B) choanoflagellates 
C) diatoms 
D) brown and red algae 
E) flagellates protozoans 
A) cellular slime molds 
B) choanoflagellates 
C) diatoms 
D) brown and red algae 
E) flagellates protozoans

Question 12

Match the following terms with the description  to which they best correspond.
-move by pseudopods

Accepted Answer

A) amoebas 
B) apicomplexan 
C) dinoflagellates 
D) green algae 
E) red algae
F)foraminifera 
A) amoebas 
B) apicomplexan 
C) dinoflagellates 
D) green algae 
E) red algae
F)foraminifera

Question 13

Which is an example of a benefit attributed to bacteria?

Accepted Answer

A) Bacteria can cause food spoilage. 
B) Many species of bacteria cause disease in humans. 
C) Bacteria in the human gut and vagina prevent the growth of pathogens. 
D) Bacteria break down excess vitamin K in the human large intestine. 
E) Bacteria prevent decomposition by fungi. 
A) Bacteria can cause food spoilage. 
B) Many species of bacteria cause disease in humans. 
C) Bacteria in the human gut and vagina prevent the growth of pathogens. 
D) Bacteria break down excess vitamin K in the human large intestine. 
E) Bacteria prevent decomposition by fungi.

Question 14

Evidence supporting the lack of oxygen on early Earth includes _____.

Accepted Answer

A) the presence of early photosynthesizers 
B) the immediate breakdown of organic molecules 
C) the lack of iron oxidation on ancient rocks 
D) the presence of iron oxidation on ancient rocks 
E) the accumulation of ozone 
A) the presence of early photosynthesizers 
B) the immediate breakdown of organic molecules 
C) the lack of iron oxidation on ancient rocks 
D) the presence of iron oxidation on ancient rocks 
E) the accumulation of ozone

Question 15

The first life-related and carbon-based molecule,____,was synthesized in vitro by a German chemist in 1825.

Accepted Answer

A) RNA 
B) DNA 
C) protein 
D) urea 
E) ozone 
A) RNA 
B) DNA 
C) protein 
D) urea 
E) ozone

Question 16

Match the following terms with the description to which they best correspond.
-membranous sac that contains interacting organic molecules

Accepted Answer

A) protist 
B) prokaryote 
C) photoautotroph 
D) Pathogen 
E) protocell
F)halophile
G)strain 
A) protist 
B) prokaryote 
C) photoautotroph 
D) Pathogen 
E) protocell
F)halophile
G)strain

Question 17

Outbreaks of ____ in humans typically arise when a person comes in contact with an infected animal.

Accepted Answer

A) HIV 
B) swine flu 
C) bird flu 
D) Ebola 
E) herpes 
A) HIV 
B) swine flu 
C) bird flu 
D) Ebola 
E) herpes

Question 18

Agar is produced by ____.

Accepted Answer

A) brown algae 
B) red algae 
C) phycobilins 
D) brown and red algae 
E) red algae and phycobilins 
A) brown algae 
B) red algae 
C) phycobilins 
D) brown and red algae 
E) red algae and phycobilins

Question 19

A virus is most analogous to a(an)____.

Accepted Answer

A) bank robber 
B) carjacker 
C) embezzler 
D) attack dog 
E) drug dealer 
A) bank robber 
B) carjacker 
C) embezzler 
D) attack dog 
E) drug dealer

Question 20

Label the figure below showing three mechanisms of gene exchange in prokaryotic cells.  
-transduction

Accepted Answer

A) A 
B) B 
C) C 
A) A 
B) B 
C) C

____ allow bacteria to join together to transfer genes.

Label the figure below showing a generalized prokaryotic cell. -DNA

Experiments like those performed by Stanley Miller in the 1850s demonstrated that lightening fueled atmospheric reactions could produce ____.

Prokaryotic cells are ____.

The ____ water mold was responsible for the Irish famine in the mid-1800s.

You boil water that has been extracted from a swamp and find archaea that are still alive.These archaea are most likely ____.

Red algae ____.

Match the prokaryote with the correct description. -These are likely related to the organism that gave rise to chloroplasts.

Match the following terms with the description to which they best correspond. -diverse lineage of eukaryotes

The earliest cells most likely ____.

The close relationship between ____ and animals can be seen in the similarity of these protists and sponges,simple animals.

Match the following terms with the description to which they best correspond. -move by pseudopods

Which is an example of a benefit attributed to bacteria?

Evidence supporting the lack of oxygen on early Earth includes _____.

The first life-related and carbon-based molecule,____,was synthesized in vitro by a German chemist in 1825.

Match the following terms with the description to which they best correspond. -membranous sac that contains interacting organic molecules

Outbreaks of ____ in humans typically arise when a person comes in contact with an infected animal.

Agar is produced by ____.

A virus is most analogous to a(an)____.

Label the figure below showing three mechanisms of gene exchange in prokaryotic cells. -transduction

Invitation To Biology

Molecules Of Life

Cell Structure

Energy And Metabolism

Capturing And Releasing Energy

DNA Structure And Function

Gene Expression AND Control

How Cells Reproduce

Patterns Of Inheritance

Biotechnology

Evidence Of Evolution

Processes Of Evolution

Plants And Fungi

Animal Evolution

Population Ecology

Communities And Ecosystems

The Biosphere And Human Effects

Filters

Exam 13: Early Life Forms And The Viruses

____ allow bacteria to join together to transfer genes.

Label the figure below showing a generalized prokaryotic cell. -DNA

Experiments like those performed by Stanley Miller in the 1850s demonstrated that lightening fueled atmospheric reactions could produce ____.

Prokaryotic cells are ____.

The ____ water mold was responsible for the Irish famine in the mid-1800s.

You boil water that has been extracted from a swamp and find archaea that are still alive.These archaea are most likely ____.

Red algae ____.

Match the prokaryote with the correct description. -These are likely related to the organism that gave rise to chloroplasts.

Match the following terms with the description to which they best correspond. -diverse lineage of eukaryotes

The earliest cells most likely ____.

The close relationship between ____ and animals can be seen in the similarity of these protists and sponges,simple animals.

Match the following terms with the description to which they best correspond. -move by pseudopods

Which is an example of a benefit attributed to bacteria?

Evidence supporting the lack of oxygen on early Earth includes _____.

The first life-related and carbon-based molecule,____,was synthesized in vitro by a German chemist in 1825.

Match the following terms with the description to which they best correspond. -membranous sac that contains interacting organic molecules

Outbreaks of ____ in humans typically arise when a person comes in contact with an infected animal.

Agar is produced by ____.

A virus is most analogous to a(an)____.

Label the figure below showing three mechanisms of gene exchange in prokaryotic cells. -transduction

Invitation To Biology

Molecules Of Life

Cell Structure

Energy And Metabolism

Capturing And Releasing Energy

DNA Structure And Function

Gene Expression AND Control

How Cells Reproduce

Patterns Of Inheritance

Biotechnology

Evidence Of Evolution

Processes Of Evolution

Plants And Fungi

Animal Evolution

Population Ecology

Communities And Ecosystems

The Biosphere And Human Effects

Filters