Question 1

Which of the following best describes sponges?

Accepted Answer

A) They are asymmetrical, lack tissues, and do not move. 
B) They are symmetrical, lack tissues, and do not move. 
C) They are asymmetrical, have tissues, and do not move. 
D) They are symmetrical, have tissues, and do not move. 
A) They are asymmetrical, lack tissues, and do not move. 
B) They are symmetrical, lack tissues, and do not move. 
C) They are asymmetrical, have tissues, and do not move. 
D) They are symmetrical, have tissues, and do not move.

Question 2

Sponges are mostly found in ________.

Accepted Answer

A) marine ecosystems 
B) fresh water ecosystems 
C) both marine and fresh water ecosystems 
D) neither marine nor fresh water ecosystems 
A) marine ecosystems 
B) fresh water ecosystems 
C) both marine and fresh water ecosystems 
D) neither marine nor fresh water ecosystems

Question 3

All mammals live on land.

Accepted Answer

A) True 
 B)False

Question 4

Which of the following groups are mollusks?

Accepted Answer

A) Gastropods 
B) Bivalves 
C) Cephalopods 
D) All of the above are groups of mollusks 
A) Gastropods 
B) Bivalves 
C) Cephalopods 
D) All of the above are groups of mollusks

Question 5

What is the main difference between amphibians and reptiles?

Accepted Answer

A) Reptiles are tied to water for reproduction, while amphibians have amniotic eggs that can survive on dry land. 
B) Amphibians are tied to water for reproduction, while reptiles have amniotic eggs that can survive on dry land. 
C) Neither are tied to water for reproduction. 
D) There is little difference between amphibians and reptiles. 
A) Reptiles are tied to water for reproduction, while amphibians have amniotic eggs that can survive on dry land. 
B) Amphibians are tied to water for reproduction, while reptiles have amniotic eggs that can survive on dry land. 
C) Neither are tied to water for reproduction. 
D) There is little difference between amphibians and reptiles.

Question 6

Which of the following is a key feature of primates?

Accepted Answer

A) They are endotherms. 
B) They give birth to live young. 
C) They have mammary glands. 
D) They have a brain that is large in relation to their body. 
A) They are endotherms. 
B) They give birth to live young. 
C) They have mammary glands. 
D) They have a brain that is large in relation to their body.

Question 7

Worms all appear to be closely related but have distinct evolutionary histories, resulting in the classification of worms into ________ phyla.

Accepted Answer

A) one 
B) two 
C) three 
D) four 
A) one 
B) two 
C) three 
D) four

Question 8

Flatworms are most closely related to the ________.

Accepted Answer

A) cnidarians 
B) annelids 
C) roundworms 
D) sponges 
A) cnidarians 
B) annelids 
C) roundworms 
D) sponges

Question 9

Most animals fall into one of how many phyla?

Accepted Answer

A) 100 
B) 35 
C) 9 
D) 5 
A) 100 
B) 35 
C) 9 
D) 5

Question 10

Which of the following phyla is the most diverse and numerous of all animal phyla?

Accepted Answer

A) The mollusks 
B) The cnidarians 
C) The echinoderms 
D) The arthropods 
A) The mollusks 
B) The cnidarians 
C) The echinoderms 
D) The arthropods

Question 11

Which of the following best describes cnidarians?

Accepted Answer

A) They are asymmetrical and have tissues and stinging cells. 
B) They have radial body symmetry, lack tissues, but have stinging cells. 
C) They have radial body symmetry, tissues, and stinging cells. 
D) They have radial body symmetry and tissues but lack stinging cells. 
A) They are asymmetrical and have tissues and stinging cells. 
B) They have radial body symmetry, lack tissues, but have stinging cells. 
C) They have radial body symmetry, tissues, and stinging cells. 
D) They have radial body symmetry and tissues but lack stinging cells.

Question 12

All vertebrates have ________.

Accepted Answer

A) hair and a backbone 
B) a skull and a backbone 
C) four limbs and a backbone 
D) scales and a backbone 
A) hair and a backbone 
B) a skull and a backbone 
C) four limbs and a backbone 
D) scales and a backbone

Question 13

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 14

Many, though not all, mollusks have a shell.What secretes the shell?

Accepted Answer

A) The foot 
B) The mantle 
C) The radula 
D) The visceral mass 
A) The foot 
B) The mantle 
C) The radula 
D) The visceral mass

Question 15

All mammals ________.

Accepted Answer

A) give birth to live young 
B) are nocturnal 
C) have mammary glands and hair 
D) are ectothermic 
A) give birth to live young 
B) are nocturnal 
C) have mammary glands and hair 
D) are ectothermic

Question 16

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 17

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 18

What is an amniotic egg?

Accepted Answer

A) A type of egg that amphibians have 
B) A type of egg that contains a fluid to provide an aquatic habitat for the embryo to develop 
C) A type of egg that all reptiles share 
D) Both B and C are correct 
A) A type of egg that amphibians have 
B) A type of egg that contains a fluid to provide an aquatic habitat for the embryo to develop 
C) A type of egg that all reptiles share 
D) Both B and C are correct

Question 19

Humans belong to which subgroup of mammals?

Accepted Answer

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

Question 20

Which body form of the cnidarians is sessile?

Accepted Answer

A) The jelly 
B) The fish 
C) The medusa 
D) The polyp 
A) The jelly 
B) The fish 
C) The medusa 
D) The polyp

Which of the following best describes sponges?

Sponges are mostly found in ________.

All mammals live on land.

Which of the following groups are mollusks?

What is the main difference between amphibians and reptiles?

Which of the following is a key feature of primates?

Worms all appear to be closely related but have distinct evolutionary histories, resulting in the classification of worms into ________ phyla.

Flatworms are most closely related to the ________.

Most animals fall into one of how many phyla?

Which of the following phyla is the most diverse and numerous of all animal phyla?

Which of the following best describes cnidarians?

All vertebrates have ________.

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

Many, though not all, mollusks have a shell.What secretes the shell?

All mammals ________.

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?

Which chordate trait evolved first?

What is an amniotic egg?

Humans belong to which subgroup of mammals?

Which body form of the cnidarians is sessile?

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

Biology The Core: Appendix

Filters

Exam 10: Biodiversity 3: Animals

Which of the following best describes sponges?

Sponges are mostly found in ________.

All mammals live on land.

Which of the following groups are mollusks?

What is the main difference between amphibians and reptiles?

Which of the following is a key feature of primates?

Worms all appear to be closely related but have distinct evolutionary histories, resulting in the classification of worms into ________ phyla.

Flatworms are most closely related to the ________.

Most animals fall into one of how many phyla?

Which of the following phyla is the most diverse and numerous of all animal phyla?

Which of the following best describes cnidarians?

All vertebrates have ________.

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

Many, though not all, mollusks have a shell.What secretes the shell?

All mammals ________.

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?

Which chordate trait evolved first?

What is an amniotic egg?

Humans belong to which subgroup of mammals?

Which body form of the cnidarians is sessile?

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

Biology The Core: Appendix

Filters