Question 1

Protist reproduction

Accepted Answer

A) is only asexual by binary fission. 
B) is only sexual by mitosis. 
C) is most commonly asexual by mitosis. 
D) is most commonly sexual by meiosis. 
A) is only asexual by binary fission. 
B) is only sexual by mitosis. 
C) is most commonly asexual by mitosis. 
D) is most commonly sexual by meiosis.

Question 2

The 1840s Irish potato famine was caused by a water mold parasite on potatoes.

Accepted Answer

A) True 
 B)False

Question 3

Which of the following alga is mismatched with its description?

Accepted Answer

A) Chlamydomonas-unicellular 
B) Volvox-filamentous 
C) Ulva-multicellular 
D) Chara-multicellular 
A) Chlamydomonas-unicellular 
B) Volvox-filamentous 
C) Ulva-multicellular 
D) Chara-multicellular

Question 4

A common cause of amoebic dysentery is

Accepted Answer

A) Trichomonas vaginalis. 
B) Entamoeba histolytica. 
C) Plasmodium falciparum. 
D) Giardia intestinalis. 
A) Trichomonas vaginalis. 
B) Entamoeba histolytica. 
C) Plasmodium falciparum. 
D) Giardia intestinalis.

Question 5

Identify the organism in the picture and the supergroup it belongs to.What characteristic(s)helped you to identify the organism?

Accepted Answer

The organism is a dinoflagellate that be

Question 6

The endosymbiont hypothesis proposes all of the following EXCEPT

Accepted Answer

A) mitochondria and chloroplasts were once free-living bacteria. 
B) a nucleated cell engulfed an aerobic bacterium which evolved into mitochondria. 
C) prokaryotes evolved when an aerobic bacterium engulfed a cyanobacterium. 
D) chloroplasts originated when a nucleated cell engulfed a cyanobacterium. 
A) mitochondria and chloroplasts were once free-living bacteria. 
B) a nucleated cell engulfed an aerobic bacterium which evolved into mitochondria. 
C) prokaryotes evolved when an aerobic bacterium engulfed a cyanobacterium. 
D) chloroplasts originated when a nucleated cell engulfed a cyanobacterium.

Exam 21: Protist Evolution and Diversity

Protist reproduction

The 1840s Irish potato famine was caused by a water mold parasite on potatoes.

Which of the following alga is mismatched with its description?

A common cause of amoebic dysentery is

Identify the organism in the picture and the supergroup it belongs to.What characteristic(s)helped you to identify the organism?

The endosymbiont hypothesis proposes all of the following EXCEPT

A View of Life

Basic Chemistry

The Chemistry of Organic Molecules

Cell Structure and Function

Membrane Structure and Function

Metabolism: Energy and Enzymes

Photosynthesis

Cellular Respiration

The Cell Cycle and Cellular Reproduction

Meiosis and Sexual Reproduction

Mendelian Patterns of Inheritance

Molecular Biology of the Gene

Regulation of Gene Expression

Biotechnology and Genomics

Darwin and Evolution

How Populations Evolve

Speciation and Macroevolution

Origin and History of Life

Taxonomy,systematics,and Phylogeny

Viruses,bacteria,and Archaea

Fungi Evolution and Diversity

Plant Evolution and Diversity

Flowering Plants: Structure and Organization

Flowering Plants: Nutrition and Transport

Flowering Plants: Control of Growth Responses

Flowering Plants: Reproduction

Invertebrate Evolution

Vertebrate Evolution

Human Evolution

Animal Organization and Homeostasis

Circulation and Cardiovascular Systems

The Lymphatic and Immune Systems

Digestive Systems and Nutrition

Respiratory Systems

Body Fluid Regulation and Excretory Systems

Neurons and Nervous Systems

Sense Organs

Locomotion and Support Systems

Hormones and Endocrine Systems

Reproductive Systems

Animal Development and Aging

Behavioral Ecology

Population Ecology

Community and Ecosystem Ecology

Major Ecosystems of the Biosphere

Conservation of Biodiversity

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