Question 1

Lophotrochozoans that respire by means of a frilly, loop-shaped organ called a lophophore are called

Accepted Answer

A)  ecdysozoans. 
B)  brachiopods. 
C)  gastropods. 
D)  cephalopods. 
A)  ecdysozoans. 
B)  brachiopods. 
C)  gastropods. 
D)  cephalopods.

Question 2

Regarding the phylogeny of Nannippus, the first Nannippus species (unnamed) gave rise DIRECTLY to

Accepted Answer

A)  N. westoni. 
B)  N. aztecus. 
C)  N. lenticularis. 
D)  N. peninsulatus. 
A)  N. westoni. 
B)  N. aztecus. 
C)  N. lenticularis. 
D)  N. peninsulatus.

Question 3

In the __________, the reproductive cycle entails alternation of generations; a spore-producing generation alternates with one that produces eggs and sperm.

Accepted Answer

A)  ferns 
B)  mosses 
C)  fungi 
D)  conifers 
A)  ferns 
B)  mosses 
C)  fungi 
D)  conifers

Question 4

The name of this group of plants means "seed within a vessel."

Accepted Answer

A)  Angiosperms 
B)  Gymnosperms 
C)  Mosses 
D)  Ferns 
A)  Angiosperms 
B)  Gymnosperms 
C)  Mosses 
D)  Ferns

Question 5

The secret of fossilization of soft tissue is

Accepted Answer

A)  protection from oxygen. 
B)  presence of oily plant debris. 
C)  permeable sediment. 
D)  absence of sunlight. 
A)  protection from oxygen. 
B)  presence of oily plant debris. 
C)  permeable sediment. 
D)  absence of sunlight.

Question 6

We know that life on Earth existed as far back as 3.8 billion years ago because of

Accepted Answer

A)  chemical "blueprints." 
B)  membrane-bounded modules. 
C)  the fossil record. 
D)  living cells and their genes. 
A)  chemical "blueprints." 
B)  membrane-bounded modules. 
C)  the fossil record. 
D)  living cells and their genes.

Question 7

An initial assumption of cladistics research is that

Accepted Answer

A)  not all species within a taxon can be traced to a common ancestor. 
B)  a higher taxon must have multiple evolutionary origins. 
C)  when two groups share a particular biological trait, both groups have inherited the trait from a common ancestor. 
D)  more species will die out than will originate over the same period of time. 
A)  not all species within a taxon can be traced to a common ancestor. 
B)  a higher taxon must have multiple evolutionary origins. 
C)  when two groups share a particular biological trait, both groups have inherited the trait from a common ancestor. 
D)  more species will die out than will originate over the same period of time.

Question 8

Tracks, trails, burrows, and other marks left by animal activity are known as

Accepted Answer

A)  biomarkers. 
B)  trace fossils. 
C)  fossil fuels. 
D)  prokaryote. 
A)  biomarkers. 
B)  trace fossils. 
C)  fossil fuels. 
D)  prokaryote.

Question 9

The extinct group of animals known as __________ actually occupied an intermediate evolutionary position between reptiles and mammals.

Accepted Answer

A)  jawed fish 
B)  therapsids 
C)  reptiles 
D)  amphibians 
A)  jawed fish 
B)  therapsids 
C)  reptiles 
D)  amphibians

Question 10

Select the animal group below that is NOT an arthropod.

Accepted Answer

A)  crustaceans 
B)  trilobites 
C)  bryozoans 
D)  insects 
A)  crustaceans 
B)  trilobites 
C)  bryozoans 
D)  insects

Lophotrochozoans that respire by means of a frilly, loop-shaped organ called a lophophore are called

Regarding the phylogeny of Nannippus, the first Nannippus species (unnamed) gave rise DIRECTLY to

In the __________, the reproductive cycle entails alternation of generations; a spore-producing generation alternates with one that produces eggs and sperm.

The name of this group of plants means "seed within a vessel."

The secret of fossilization of soft tissue is

We know that life on Earth existed as far back as 3.8 billion years ago because of

An initial assumption of cladistics research is that

Tracks, trails, burrows, and other marks left by animal activity are known as

The extinct group of animals known as __________ actually occupied an intermediate evolutionary position between reptiles and mammals.

Select the animal group below that is NOT an arthropod.

Earth As a System

Rock-Forming Minerals and Rocks

Environments and Life

Sedimentary Environments

Correlation and Dating of the Rock Record

Evolution and the Fossil Record

The Theory of Plate Tectonics

Continental Tectonics and Mountain Chains

Major Geochemical Cycles

The Hadean and Archean Eons of Precambrian Time

The Hadean and Archean Eons of Precambrian Time

The Early Paleozoic World

The Middle Paleozoic World

The Late Paleozoic World

The Early Mesozoic ERA

The Cretaceous World

The Paleogene World

The Late Cenozoic World Before the Holocene

The Retreat of Glaciers and the Holocene

Filters

Exam 3: The Diversity of Life

Lophotrochozoans that respire by means of a frilly, loop-shaped organ called a lophophore are called

Regarding the phylogeny of Nannippus, the first Nannippus species (unnamed) gave rise DIRECTLY to

In the __________, the reproductive cycle entails alternation of generations; a spore-producing generation alternates with one that produces eggs and sperm.

The name of this group of plants means "seed within a vessel."

The secret of fossilization of soft tissue is

We know that life on Earth existed as far back as 3.8 billion years ago because of

An initial assumption of cladistics research is that

Tracks, trails, burrows, and other marks left by animal activity are known as

The extinct group of animals known as __________ actually occupied an intermediate evolutionary position between reptiles and mammals.

Select the animal group below that is NOT an arthropod.

Earth As a System

Rock-Forming Minerals and Rocks

Environments and Life

Sedimentary Environments

Correlation and Dating of the Rock Record

Evolution and the Fossil Record

The Theory of Plate Tectonics

Continental Tectonics and Mountain Chains

Major Geochemical Cycles

The Hadean and Archean Eons of Precambrian Time

The Hadean and Archean Eons of Precambrian Time

The Early Paleozoic World

The Middle Paleozoic World

The Late Paleozoic World

The Early Mesozoic ERA

The Cretaceous World

The Paleogene World

The Late Cenozoic World Before the Holocene

The Retreat of Glaciers and the Holocene

Filters