Question 1

The ____ protist group includes human pathogens.

Accepted Answer

A) parabasalids 
B) euglenoids 
C) forams 
D) red algae 
E) brown algae 
A) parabasalids 
B) euglenoids 
C) forams 
D) red algae 
E) brown algae A

Question 2

Answer the question using the accompanying figure. The fruiting body is the structure with the label ____.

Accepted Answer

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

Question 3

Radiolarians have frothy vacuoles and lipid droplets, which provide them with buoyancy in marine environments. ​

Accepted Answer

A) True 
 B)False  True

Question 4

Answer the question using the accompanying figure. What is occurring in step 2? ​

Accepted Answer

A) mitosis 
B) the first meiotic division 
C) the second meiotic division 
D) fertilization 
E) fusion 
A) mitosis 
B) the first meiotic division 
C) the second meiotic division 
D) fertilization 
E) fusion

Question 5

Match between columns
                        Premises: largest and most complex

Accepted Answer

The Answer of green and blue-green and brown and golden is...

Question 6

According to the latest research, what statement best describes the first eukaryote? ​

Accepted Answer

A) It lacked a nucleus, a mitochondrion, or a chloroplast. 
B) It lacked a nucleus, but contained a mitochondrion and a chloroplast. 
C) It contained a nucleus and a chloroplast, but not a mitochondrion. 
D) It contained a nucleus and a mitochondrion, but not a chloroplast. 
E) It contained a nucleus, a mitochondrion, and a chloroplast. 
A) It lacked a nucleus, a mitochondrion, or a chloroplast. 
B) It lacked a nucleus, but contained a mitochondrion and a chloroplast. 
C) It contained a nucleus and a chloroplast, but not a mitochondrion. 
D) It contained a nucleus and a mitochondrion, but not a chloroplast. 
E) It contained a nucleus, a mitochondrion, and a chloroplast.

Question 7

Figure 27.4
Answer the question using the accompanying figure. Which stage of the Plasmodium life cycle does Label A represent?

Accepted Answer

A) sporozoite 
B) gametocyte 
C) cyst 
D) zygote 
E) merozoite 
A) sporozoite 
B) gametocyte 
C) cyst 
D) zygote 
E) merozoite

Question 8

Match between columns
                        Premises: source of carrageenan, a thickening agent

Accepted Answer

The Answer of green and red and blue-green and brown is...

Question 9

Small, photosynthetic protists found in aquatic habitats are collectively called ____. ​

Accepted Answer

A) zooplankton 
B) phytoplankton 
C) phagoplankton 
D) bryophytes 
E) chrysophytes 
A) zooplankton 
B) phytoplankton 
C) phagoplankton 
D) bryophytes 
E) chrysophytes

Question 10

Which statement best describes the phylogenetic relationship between protists, fungi, plants, and animals? ​

Accepted Answer

A) Fungi and animals share a common protist lineage, while plants arose from a different protist ancestor. 
B) Fungi and plants share a common protist lineage, while animals arose from a different protist ancestor. 
C) Animals and plants share a common protist lineage, while fungi arose from a different protist ancestor. 
D) Plants, animals, and fungi each arose from a different protist lineage. 
E) Plants, animals, fungi, and protists each arose from the same prokaryotic ancestor. 
A) Fungi and animals share a common protist lineage, while plants arose from a different protist ancestor. 
B) Fungi and plants share a common protist lineage, while animals arose from a different protist ancestor. 
C) Animals and plants share a common protist lineage, while fungi arose from a different protist ancestor. 
D) Plants, animals, and fungi each arose from a different protist lineage. 
E) Plants, animals, fungi, and protists each arose from the same prokaryotic ancestor.

Question 11

The majority of protists are ____.

Accepted Answer

A) anaerobic 
B) aerobic 
C) autotrophic 
D) parasitic 
E) photosynthetic 
A) anaerobic 
B) aerobic 
C) autotrophic 
D) parasitic 
E) photosynthetic

Question 12

A number of major disease-causing protists are members of ____.

Accepted Answer

A) Euglenoids 
B) Excavates 
C) Archaeplastida 
D) diatoms 
E) brown algae 
A) Euglenoids 
B) Excavates 
C) Archaeplastida 
D) diatoms 
E) brown algae

Question 13

Describe phylogenomics and its contributions to phylogenetic relationships between protists and other eukaryotes. ​

Accepted Answer

Phylogenomics is a type of analysis that

Question 14

Algin is a substance used to thicken products as diverse as ice cream, cosmetics, and floor polish. It is extracted from the cell walls of ____ algae.

Accepted Answer

A) green 
B) golden 
C) blue-green 
D) brown 
E) red 
A) green 
B) golden 
C) blue-green 
D) brown 
E) red

Question 15

You find a protist that is unicellular, heterotrophic, and non-flagellated. It has two nuclei of different sizes. You correctly conclude that this organism is a(n)____. ​

Accepted Answer

A) kinetoplastid 
B) plasmodial slime mold 
C) ciliate 
D) foram 
E) amoebozoan 
A) kinetoplastid 
B) plasmodial slime mold 
C) ciliate 
D) foram 
E) amoebozoan

Question 16

Match between columns
                        Premises: Chrysophyta

Accepted Answer

The Answer of green and brown and red and blue-green is...

Question 17

Match between columns
                        Premises: Trichomonas

Accepted Answer

The Answer of a plasmodial slime mold and causes African is...

Question 18

Match between columns
                        Premises: Entamoeba

Accepted Answer

The Answer of a multicellular photosynthetic protist and causes a is...

Question 19

​  
Figure 27.2
Answer the question using the accompanying figure. This figure illustrates the process of ____.

Accepted Answer

A) conjugation 
B) transformation 
C) transduction 
D) translocation 
E) excystation 
A) conjugation 
B) transformation 
C) transduction 
D) translocation 
E) excystation

Question 20

When under attack, ciliates can eject dart-like protein threads from surface organelles called ____. ​

Accepted Answer

A) vacuoles 
B) gullets 
C) trichocysts 
D) phagosomes 
E) alveoli 
A) vacuoles 
B) gullets 
C) trichocysts 
D) phagosomes 
E) alveoli

Exam 27: Protists

The ____ protist group includes human pathogens.

Answer the question using the accompanying figure. The fruiting body is the structure with the label ____.

Radiolarians have frothy vacuoles and lipid droplets, which provide them with buoyancy in marine environments. ​

Answer the question using the accompanying figure. What is occurring in step 2? ​

According to the latest research, what statement best describes the first eukaryote? ​

Figure 27.4 Answer the question using the accompanying figure. Which stage of the Plasmodium life cycle does Label A represent?

Small, photosynthetic protists found in aquatic habitats are collectively called ____. ​

Which statement best describes the phylogenetic relationship between protists, fungi, plants, and animals? ​

The majority of protists are ____.

A number of major disease-causing protists are members of ____.

Describe phylogenomics and its contributions to phylogenetic relationships between protists and other eukaryotes. ​

Algin is a substance used to thicken products as diverse as ice cream, cosmetics, and floor polish. It is extracted from the cell walls of ____ algae.

You find a protist that is unicellular, heterotrophic, and non-flagellated. It has two nuclei of different sizes. You correctly conclude that this organism is a(n)____. ​

​ Figure 27.2 Answer the question using the accompanying figure. This figure illustrates the process of ____.

When under attack, ciliates can eject dart-like protein threads from surface organelles called ____. ​

Introduction to Biological Concepts and Research

Life, Chemistry, and Water

Biological Molecules: the Carbon Compounds of Life

Cells

Membranes and Transport

Energy, Enzymes, and Biological Reactions

Cellular Respiration: Harvesting Chemical Energy

Photosynthesis

Cell Communication

Cell Division and Mitosis

Meiosis: the Cellular Basis of Sexual Reproduction

Mendel, Genes, and Inheritance

Genes, Chromosomes, and Human Genetics

DNA Structure, Replication, and Organization

From DNA to Protein

Regulation of Gene Expression

Bacterial and Viral Genetics

Dna Technologies: Making and Using Genetically Altered Organisms, and Other Applications

Genomes and Proteomes

The Development of Evolutionary Thought

Microevolution: Genetic Changes Within Populations

Speciation

Paleobiology and Macroevolution

Systematic Biology: Phylogeny and Classification

The Origin of Life

Prokaryotes and Viruses

Seedless Plants

Seed Plants

Fungi

Animal Phylogeny, Acoelomates, and Protostomes

Deuterostomes: Vertebrates and Their Closest Relatives

The Plant Body

Transport in Plants

Plant Nutrition

Reproduction and Development in Flowering Plants

Plant Signals and Responses to the Environment

Introduction to Animal Organization and Physiology

Information Flow and the Neuron

Nervous Systems

Sensory Systems

The Endocrine System

Muscles, Bones, and Body Movements

The Circulatory System

Defenses Against Disease

Gas Exchange: the Respiratory System

Animal Nutrition

Regulating the Internal Environment

Animal Reproduction

Animal Development

Ecology and the Biosphere

Population Ecology

Population Interactions and Community Ecology

Ecosystems

Biodiversity and Conservation Biology

Animal Behavior

Filters

Radiolarians have frothy vacuoles and lipid droplets, which provide them with buoyancy in marine environments.

Answer the question using the accompanying figure. What is occurring in step 2?

According to the latest research, what statement best describes the first eukaryote?

Small, photosynthetic protists found in aquatic habitats are collectively called ____.

Which statement best describes the phylogenetic relationship between protists, fungi, plants, and animals?

Describe phylogenomics and its contributions to phylogenetic relationships between protists and other eukaryotes.

You find a protist that is unicellular, heterotrophic, and non-flagellated. It has two nuclei of different sizes. You correctly conclude that this organism is a(n)____.

Figure 27.2 Answer the question using the accompanying figure. This figure illustrates the process of ____.

When under attack, ciliates can eject dart-like protein threads from surface organelles called ____.