Question 1

Match the following terms with the description  to which they best correspond.
-cause of malaria

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 2

____ bacteria are found inside the roots of legumes,where they receive _____ from the host plant.

Accepted Answer

A) Thermophilic; water 
B) Cyanobacteria; minerals 
C) Nitrogen-fixing; carbohydrates 
D) Methane-producing; minerals 
E) Halophilic; carbohydrates 
A) Thermophilic; water 
B) Cyanobacteria; minerals 
C) Nitrogen-fixing; carbohydrates 
D) Methane-producing; minerals 
E) Halophilic; carbohydrates

Question 3

Match the prokaryote with the correct description.
-These live in temperatures that are not usually conducive to life.

Accepted Answer

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

Question 4

_____,which probably evolved from infoldings of the plasma membrane,first appear in the fossil record about 1.8 million years ago.

Accepted Answer

A) Eukaryotes 
B) Archaea 
C) Plants 
D) Bacteria 
E) Photosynthesizers 
A) Eukaryotes 
B) Archaea 
C) Plants 
D) Bacteria 
E) Photosynthesizers

Question 5

Flagellated protozoans possess a ____,layer of elastic proteins just beneath the plasma membrane.Flagellated protozoans possess a ____,layer of elastic proteins just beneath the plasma membrane.

Accepted Answer

A) pellicle 
B) cilium 
C) capsule 
D) pilus 
E) flagellum 
A) pellicle 
B) cilium 
C) capsule 
D) pilus 
E) flagellum

Question 6

The first eukaryotic cells were ____.

Accepted Answer

A) bacteria 
B) archaea 
C) protists 
D) algae 
E) fungi 
A) bacteria 
B) archaea 
C) protists 
D) algae 
E) fungi

Question 7

In the figure above,the viral DNA in the lysogenic pathway ____.is no longer present

Accepted Answer

A) has been destroyed by host bacterial enzymes 
B) is integrated into the bacterial chromosome 
C) has been copied and changed into bacterial DNA 
D) is no longer present 
E) has been transcribed into RNA 
A) has been destroyed by host bacterial enzymes 
B) is integrated into the bacterial chromosome 
C) has been copied and changed into bacterial DNA 
D) is no longer present 
E) has been transcribed into RNA

Question 8

Match the following bacterial diseases with the proper description.
-diarrheal illness

Accepted Answer

A) whooping cough 
B) strep throat 
C) cholera 
D) gonorrhea 
A) whooping cough 
B) strep throat 
C) cholera 
D) gonorrhea

Question 9

Match the following bacterial diseases with the proper description.
-sexually transmitted disease

Accepted Answer

A) whooping cough 
B) strep throat 
C) cholera 
D) gonorrhea 
A) whooping cough 
B) strep throat 
C) cholera 
D) gonorrhea

Question 10

Protists that are part of a(n)_____ are integrated with other cells,but remain self-sufficient.

Accepted Answer

A) multicellular organism 
B) colonial organism 
C) contractile vacuole 
D) algal bloom 
E) pathogenic life cycle 
A) multicellular organism 
B) colonial organism 
C) contractile vacuole 
D) algal bloom 
E) pathogenic life cycle

Question 11

____ are likely to provide hints about the earth's early atmosphere.

Accepted Answer

A) Ancient rocks 
B) Volcanic eruptions 
C) Ancient rocks and volcanic eruptions 
D) Meteorites and ancient rocks 
E) Meteorites, volcanic eruptions, and ancient rocks 
A) Ancient rocks 
B) Volcanic eruptions 
C) Ancient rocks and volcanic eruptions 
D) Meteorites and ancient rocks 
E) Meteorites, volcanic eruptions, and ancient rocks

Question 12

Match the following terms with the description to which they best correspond.
-makes its own carbohydrates

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 13

_____,which occurs when two related viruses infect the same host at the same time,can lead to the emergence of new viral strains.Genetic isolation

Accepted Answer

A) DNA mutation 
B) Cell lysis 
C) Viral reassortment 
D) Genetic isolation 
E) Reverse transcription 
A) DNA mutation 
B) Cell lysis 
C) Viral reassortment 
D) Genetic isolation 
E) Reverse transcription

Question 14

____ is the best studied species of bacteria.

Accepted Answer

A) Rhizobium sp. 
B) Prevotella copri 
C) E.coli 
D) G.lamblia 
E) Agrobacterium sp. 
A) Rhizobium sp. 
B) Prevotella copri 
C) E.coli 
D) G.lamblia 
E) Agrobacterium sp.

Question 15

Bacteria ____.

Accepted Answer

A) are diploid organisms 
B) produce gametes 
C) have a life cycle that varies between unicellular stage and multi-cellular stage 
D) have a single circular chromosome 
E) lack both DNA and RNA 
A) are diploid organisms 
B) produce gametes 
C) have a life cycle that varies between unicellular stage and multi-cellular stage 
D) have a single circular chromosome 
E) lack both DNA and RNA

Question 16

____ are dome-shaped structures composed of layers of early cells and sediments.

Accepted Answer

A) Meteorites 
B) Protocells 
C) Stromatolites 
D) Hydrothermal fossils 
E) Protofossils 
A) Meteorites 
B) Protocells 
C) Stromatolites 
D) Hydrothermal fossils 
E) Protofossils

Question 17

What is the function of bacterial flagella?

Accepted Answer

A) organization of the nuclear material 
B) assisting in protein synthesis 
C) energy production 
D) locomotion 
E) cell membrane construction 
A) organization of the nuclear material 
B) assisting in protein synthesis 
C) energy production 
D) locomotion 
E) cell membrane construction

Question 18

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

Accepted Answer

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

Question 19

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

Accepted Answer

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

Question 20

____ may have been a source of organic monomers on early Earth.

Accepted Answer

A) Venus 
B) Meteorites 
C) Volcanoes 
D) Stromatolites 
E) Comets 
A) Venus 
B) Meteorites 
C) Volcanoes 
D) Stromatolites 
E) Comets

Match the following terms with the description to which they best correspond. -cause of malaria

bacteria are found inside the roots of legumes,where they receive _ from the host plant.

Match the prokaryote with the correct description. -These live in temperatures that are not usually conducive to life.

_____,which probably evolved from infoldings of the plasma membrane,first appear in the fossil record about 1.8 million years ago.

Flagellated protozoans possess a ,layer of elastic proteins just beneath the plasma membrane.Flagellated protozoans possess a ,layer of elastic proteins just beneath the plasma membrane.

The first eukaryotic cells were ____.

In the figure above,the viral DNA in the lysogenic pathway ____.is no longer present

Match the following bacterial diseases with the proper description. -diarrheal illness

Match the following bacterial diseases with the proper description. -sexually transmitted disease

Protists that are part of a(n)_____ are integrated with other cells,but remain self-sufficient.

____ are likely to provide hints about the earth's early atmosphere.

Match the following terms with the description to which they best correspond. -makes its own carbohydrates

_____,which occurs when two related viruses infect the same host at the same time,can lead to the emergence of new viral strains.Genetic isolation

____ is the best studied species of bacteria.

Bacteria ____.

____ are dome-shaped structures composed of layers of early cells and sediments.

What is the function of bacterial flagella?

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

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

____ may have been a source of organic monomers on early Earth.

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

Match the following terms with the description to which they best correspond. -cause of malaria

____ bacteria are found inside the roots of legumes,where they receive _____ from the host plant.

Match the prokaryote with the correct description. -These live in temperatures that are not usually conducive to life.

_____,which probably evolved from infoldings of the plasma membrane,first appear in the fossil record about 1.8 million years ago.

Flagellated protozoans possess a ____,layer of elastic proteins just beneath the plasma membrane.Flagellated protozoans possess a ____,layer of elastic proteins just beneath the plasma membrane.

The first eukaryotic cells were ____.

In the figure above,the viral DNA in the lysogenic pathway ____.is no longer present

Match the following bacterial diseases with the proper description. -diarrheal illness

Match the following bacterial diseases with the proper description. -sexually transmitted disease

Protists that are part of a(n)_____ are integrated with other cells,but remain self-sufficient.

____ are likely to provide hints about the earth's early atmosphere.

Match the following terms with the description to which they best correspond. -makes its own carbohydrates

_____,which occurs when two related viruses infect the same host at the same time,can lead to the emergence of new viral strains.Genetic isolation

____ is the best studied species of bacteria.

Bacteria ____.

____ are dome-shaped structures composed of layers of early cells and sediments.

What is the function of bacterial flagella?

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

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

____ may have been a source of organic monomers on early Earth.

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

bacteria are found inside the roots of legumes,where they receive _ from the host plant.

Flagellated protozoans possess a ,layer of elastic proteins just beneath the plasma membrane.Flagellated protozoans possess a ,layer of elastic proteins just beneath the plasma membrane.