Waubonsee BIO 100 – Which of the following best describes

11 Jun Waubonsee BIO 100 – Which of the following best describes

Question
Chapter 10 Study Guide – Multiple Choice

Question 1

Which of the following best describes cnidarians?

They are asymmetrical and have tissues and stinging cells.

They have radial body symmetry, tissues, and stinging cells.

They have radial body symmetry and tissues but lack stinging cells.

They have radial body symmetry, lack tissues, but have stinging cells.

Question 2

Which arthropod subgroup includes the spiders?

Crustaceans

Arachnids

Insects

None of these

Question 3

Most animals fall into one of how many phyla?

100

35

9

5

Question 4

Which one of the following is a defining characteristic of animals but not of plants?

Prokaryotic

Heterotrophic

Autotrophic

Eukaryotic

Question 5

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

one

two

three

four

Question 6

Which is most closely related to the hagfish?

Lamprey

Tunicate

Shark

Lancelet

Question 7

Which group of fishes evolved first?

Lobe-finned fishes

Jawless fishes

Ray-finned fishes

Cartilaginous fishes

Question 8

Sponges are found ________.

only in seawater

mostly in fresh water

only in fresh water

mostly in seawater

Question 9

The echinoderms are most closely related to the ________.

chordates

mollusks

arthropods

flatworms

Question 10

Which phylum is most closely related to the arthropods?

Mollusks

Annelids

Echinoderms

Roundworms

Question 11

To which group do orangutans belong?

Anthropoid monkeys

Anthropoid apes

Nonanthropoid monkeys

Nonanthropoid apes

Question 12

Which group of fishes gave rise to the amphibians?

Ray-finned fishes

Jawless fishes

Cartilaginous fishes

Lobe-finned fishes

Question 13

Humans belong to which subgroup of mammals?

Monotremes

Eutherians

Cetaceans

Marsupials

Question 14

All mammals ________.

have mammary glands

are nocturnal

give birth to live young

are ectothermic

Question 15

Although exceptions do exist, which is a distinctively amphibian trait?

Respiration occurs through the skin.

Juveniles have gills, and adults have lungs.

Skin is smooth with no scales, feathers, or hair.

All of these are distinctive amphibian traits.

Question 16

Gastropods are the most numerous group of mollusks and include the ________.

squid and octopi

clams and oysters

scallops and nautiluses

snails and slugs

Question 17

Roundworms are more closely related to arthropods than to flatworms.

True

False

Question 18

The radial symmetry of adult echinoderms could best be described as ________.

fivefold symmetrical

biradial

bilateral

fourfold symmetrical

Question 19

How do bony fish regulate buoyancy?

Through the calcium in the bones, which makes the skeleton lighter than the water

With a large, oil-filled liver

By constantly swimming at an upwards angle

With an air-filled swim bladder

Question 20

What is the main difference between amphibians and reptiles?

Neither are tied to water for reproduction.

There is little difference between amphibians and reptiles.

Amphibians are tied to water for reproduction, while reptiles have amniotic eggs that can survive on dry land.

Reptiles are tied to water for reproduction, while amphibians have amniotic eggs that can survive on dry land.

Question 21

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

Their eggs do not have an amnion which prevents them from drying out.

They do not have any lungs and cannot breathe out of the water.

Their limbs are too weak to support their weight on land.

Their cartilaginous endoskeleton would dry out on land.

Question 22

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

The mantle

The radula

The foot

The visceral mass

Question 23

Which type of worm lacks a complete digestive tract?

Flatworms

Annelids

Roundworms

All of the above

Question 24

What characterizes terrestrial tetrapods?

Lives on land, has four cranial nerves

Lives in the water, has four limbs

Lives on land, has four sets of chromosomes

Lives on land, has four limbs

Question 25

What are the key characteristics of arthropods?

Segmented bodies, tough exoskeleton, and jointed appendages

Segmented bodies, no exoskeleton, and jointed appendages

Fused bodies, tough exoskeleton, and jointed appendages

Fused bodies, no exoskeleton, and jointed appendages