Question 1

Which of the following features are used to identify chordates?

Accepted Answer

A)  A hollow nerve cord 
B)  A notochord 
C)  A tail during embryonic development 
D)  All of the above are features used to identify chordates. 
A)  A hollow nerve cord 
B)  A notochord 
C)  A tail during embryonic development 
D)  All of the above are features used to identify chordates.

Question 2

Which phylum is most closely related to the arthropods?

Accepted Answer

A)  Mollusks 
B)  Echinoderms 
C)  Roundworms 
D)  Annelids 
A)  Mollusks 
B)  Echinoderms 
C)  Roundworms 
D)  Annelids

Question 3

What defines radial symmetry?

Accepted Answer

A)  Any plane of symmetry passing through the center of the organism splits it into equal halves. 
B)  Only five planes of symmetry passing through the center of the organism splits it into equal halves. 
C)  Only one plane of symmetry splits the organism into equal halves. 
D)  No planes of symmetry exist; the organism cannot be split into equal halves. 
A)  Any plane of symmetry passing through the center of the organism splits it into equal halves. 
B)  Only five planes of symmetry passing through the center of the organism splits it into equal halves. 
C)  Only one plane of symmetry splits the organism into equal halves. 
D)  No planes of symmetry exist; the organism cannot be split into equal halves.

Question 4

Which subgroup of mammals raises their young in pouches?

Accepted Answer

A)  Marsupials 
B)  Monotremes 
C)  Eutherians 
D)  Cetaceans 
A)  Marsupials 
B)  Monotremes 
C)  Eutherians 
D)  Cetaceans

Question 5

What do sharks have in common with goldfish?

Accepted Answer

A)  Opercula 
B)  A lateral line system 
C)  Electrosensors 
D)  A cartilaginous skeleton 
A)  Opercula 
B)  A lateral line system 
C)  Electrosensors 
D)  A cartilaginous skeleton

Question 6

Some restaurants serve seafood platters that contain oysters,mussels,and clams.Such platters therefore consist of ________.

Accepted Answer

A)  sponges 
B)  cnidarians 
C)  gastropods 
D)  mollusks 
A)  sponges 
B)  cnidarians 
C)  gastropods 
D)  mollusks

Question 7

Which chordate trait evolved first?

Accepted Answer

A)  Calcium-hardened skeleton 
B)  Amniotic egg 
C)  Four limbs 
D)  Skull and backbone 
A)  Calcium-hardened skeleton 
B)  Amniotic egg 
C)  Four limbs 
D)  Skull and backbone

Question 8

Which of the following is not a primate?

Accepted Answer

A)  Lemurs 
B)  Apes 
C)  Monkeys 
D)  All are primates. 
A)  Lemurs 
B)  Apes 
C)  Monkeys 
D)  All are primates.

Question 9

What are the key characteristics of arthropods?

Accepted Answer

A)  Fused bodies, tough exoskeleton, and jointed appendages 
B)  Segmented bodies, no exoskeleton, and jointed appendages 
C)  Fused bodies, no exoskeleton, and jointed appendages 
D)  Segmented bodies, tough exoskeleton, and jointed appendages 
A)  Fused bodies, tough exoskeleton, and jointed appendages 
B)  Segmented bodies, no exoskeleton, and jointed appendages 
C)  Fused bodies, no exoskeleton, and jointed appendages 
D)  Segmented bodies, tough exoskeleton, and jointed appendages

Question 10

Which evolved first,plants or animals? What evidence exists for your answer? Explain your reasoning as to why one would have evolved 100 million years prior to the other.

Accepted Answer

Fossil and DNA evidence supports the hyp

Question 11

Compared to mammals and reptiles,what characteristic prevents amphibians from surviving far from water?

Accepted Answer

A)  Their limbs are too weak to support their weight on land. 
B)  They do not have any lungs and cannot breathe out of the water. 
C)  Their eggs do not have an amnion which prevents them from drying out. 
D)  Their cartilaginous endoskeleton would dry out on land. 
A)  Their limbs are too weak to support their weight on land. 
B)  They do not have any lungs and cannot breathe out of the water. 
C)  Their eggs do not have an amnion which prevents them from drying out. 
D)  Their cartilaginous endoskeleton would dry out on land.

Question 12

Being a heterotroph means ________.

Accepted Answer

A)  making your own food from the sun 
B)  making your own food from oxygen 
C)  obtaining your food by eating other organisms 
D)  obtaining your food by photosynthesis 
A)  making your own food from the sun 
B)  making your own food from oxygen 
C)  obtaining your food by eating other organisms 
D)  obtaining your food by photosynthesis

Question 13

To which group do orangutans belong?

Accepted Answer

A)  Anthropoid monkeys 
B)  Nonanthropoid monkeys 
C)  Anthropoid apes 
D)  Nonanthropoid apes 
A)  Anthropoid monkeys 
B)  Nonanthropoid monkeys 
C)  Anthropoid apes 
D)  Nonanthropoid apes

Question 14

How might an early primate's environment lead to the evolution of a large brain in relation to body size?

Accepted Answer

Early primates lived in trees,

Question 15

Parasites have often been described incorrectly as having "devolved" from a more highly evolved organism.Why would it be more accurate to say that they are just as evolved as any other organism?

Accepted Answer

Evolution does not have an end goal.Ever

Question 16

What happened during the Cambrian explosion?

Accepted Answer

A)  Many large volcanoes erupted. 
B)  There was a large asteroid impact. 
C)  There was a rapid diversification of animal forms. 
D)  Animals first evolved from single-celled organisms. 
A)  Many large volcanoes erupted. 
B)  There was a large asteroid impact. 
C)  There was a rapid diversification of animal forms. 
D)  Animals first evolved from single-celled organisms.

Question 17

Which of the following is human's closest living relative?

Accepted Answer

A)  Gibbons 
B)  Gorillas 
C)  Chimpanzees 
D)  Baboons 
A)  Gibbons 
B)  Gorillas 
C)  Chimpanzees 
D)  Baboons

Question 18

Which phylum of worms includes the leeches?

Accepted Answer

A)  Flatworms 
B)  Annelids 
C)  Roundworms 
D)  None of the above 
A)  Flatworms 
B)  Annelids 
C)  Roundworms 
D)  None of the above

Question 19

Which is most closely related to the hagfish?

Accepted Answer

A)  Shark 
B)  Tunicate 
C)  Lamprey 
D)  Lancelet 
A)  Shark 
B)  Tunicate 
C)  Lamprey 
D)  Lancelet

Question 20

How many of the animal phyla include single-celled animals?

Accepted Answer

A)  0 
B)  1 
C)  2 
D)  3 
A)  0 
B)  1 
C)  2 
D)  3

Which of the following features are used to identify chordates?

Which phylum is most closely related to the arthropods?

What defines radial symmetry?

Which subgroup of mammals raises their young in pouches?

What do sharks have in common with goldfish?

Some restaurants serve seafood platters that contain oysters,mussels,and clams.Such platters therefore consist of ________.

Which chordate trait evolved first?

Which of the following is not a primate?

What are the key characteristics of arthropods?

Which evolved first,plants or animals? What evidence exists for your answer? Explain your reasoning as to why one would have evolved 100 million years prior to the other.

Compared to mammals and reptiles,what characteristic prevents amphibians from surviving far from water?

Being a heterotroph means ________.

To which group do orangutans belong?

How might an early primate's environment lead to the evolution of a large brain in relation to body size?

Parasites have often been described incorrectly as having "devolved" from a more highly evolved organism.Why would it be more accurate to say that they are just as evolved as any other organism?

What happened during the Cambrian explosion?

Which of the following is human's closest living relative?

Which phylum of worms includes the leeches?

Which is most closely related to the hagfish?

How many of the animal phyla include single-celled animals?

An Introduction to the Science of Life

The Chemistry of Life

The Cell: The Fundamental Unit of Life

Energy and Life

Chromosomes and Inheritance

Dna: the Molecule of Life

Darwinian Evolution

Biodiversity 1: Microscopic Organisms

Biodiversity 2: Fungi and Plants

Human Body Systems

Ecology

Filters

Exam 10: Biodiversity 3: Animals

Which of the following features are used to identify chordates?

Which phylum is most closely related to the arthropods?

What defines radial symmetry?

Which subgroup of mammals raises their young in pouches?

What do sharks have in common with goldfish?

Some restaurants serve seafood platters that contain oysters,mussels,and clams.Such platters therefore consist of ________.

Which chordate trait evolved first?

Which of the following is not a primate?

What are the key characteristics of arthropods?

Which evolved first,plants or animals? What evidence exists for your answer? Explain your reasoning as to why one would have evolved 100 million years prior to the other.

Compared to mammals and reptiles,what characteristic prevents amphibians from surviving far from water?

Being a heterotroph means ________.

To which group do orangutans belong?

How might an early primate's environment lead to the evolution of a large brain in relation to body size?

Parasites have often been described incorrectly as having "devolved" from a more highly evolved organism.Why would it be more accurate to say that they are just as evolved as any other organism?

What happened during the Cambrian explosion?

Which of the following is human's closest living relative?

Which phylum of worms includes the leeches?

Which is most closely related to the hagfish?

How many of the animal phyla include single-celled animals?

An Introduction to the Science of Life

The Chemistry of Life

The Cell: The Fundamental Unit of Life

Energy and Life

Chromosomes and Inheritance

Dna: the Molecule of Life

Darwinian Evolution

Biodiversity 1: Microscopic Organisms

Biodiversity 2: Fungi and Plants

Human Body Systems

Ecology

Filters