Question 1

Fish utilize this organ to change their buoyancy.

Accepted Answer

Swim bladder

Answer

Gills

Answer

Caudal fin

Answer

Lateral line

Question 2

Organisms that are able to maintain their internal temperature are considered...

Accepted Answer

Endotherms

Answer

Ectotherms

Question 3

How are fish different from amphibians?

Accepted Answer

Scales

Answer

Spinal column

Answer

Gills during part of their life

Answer

Are in water at least during part of their life.

Question 4

Amphibians life cycle consists of...

Accepted Answer

aquatic larvae and terrestrial adult

Answer

terrestrial larvae and aquatic adult

Answer

terrestrial larvae and terrestrial adult

Answer

aquatic adult and aquatic larvae

Question 5

One difference in gas exchange between fish and reptiles is that...

Accepted Answer

Reptiles have lungs

Answer

Fish can breathe through their skin

Answer

Fish have lungs

Answer

Reptiles have gills

Question 6

Which of the following has a 4 chambered heart?

Accepted Answer

Birds

Answer

Reptiles

Answer

Frogs

Answer

Fish

Question 7

An endoskeleton is different from an exoskeleton because it

Accepted Answer

is inside the animal's body

Answer

has joints

Answer

protects organs

Answer

supports muscles

Question 8

Down feathers provide insulation for a bird's body because they

Accepted Answer

trap warm air between them

Answer

are waterproof

Answer

overlap each other

Answer

are slightly oily

Question 9

Which of these is a characteristic of cartilaginous fish?

Accepted Answer

Skeleton made of cartilage

Answer

Lack a skeleton

Answer

No stomach

Answer

Scales

Question 10

Which is a characteristic of a reptile?

Accepted Answer

Have dry, scaly skin

Answer

Have gills at a young age

Answer

Lay eggs in water

Answer

Breathe through their skin

Question 11

How are birds' bones adapted for flight?

Accepted Answer

They are hollow to reduce weight

Answer

They form an exoskeleton for protection

Answer

They are solid for strength

Answer

They are made of cartilage

Question 12

What is molting?

Accepted Answer

The process in which arthropods shed their outer covering and grow a larger one.

Answer

The process in which larval forms develop into adult forms

Answer

The process in which arthropods reproduce

Answer

The process in which arthropods breathe

Question 13

Lobster, shrimp, and crabs are examples of what group of Arthropods?

Accepted Answer

Crustaceans

Answer

Arachnida

Answer

Chilopoda

Answer

Insects

Question 14

What is the advantage of metamorphosis?

Accepted Answer

It reduces competition

Answer

It enables arthropods to grow larger

Answer

It enables arthropods to exchange genetic information

Answer

It reduces disease

Question 15

What does the term arthropod mean?

Accepted Answer

jointed foot

Answer

little rings

Answer

cephalization

Answer

soft

Question 16

What does the term echinoderm mean?

Accepted Answer

spiny skin

Answer

tube feet

Answer

star shaped

Answer

stomach foot

Question 17

Echinoderms have an internal skeleton and a system of fluid-filled tubes called a(n)...

Accepted Answer

water vascular system

Answer

notochord

Answer

nervous system

Answer

ampulla

Question 18

Which of the following organisms is NOT an echinoderm?

Accepted Answer

nudibranch

Answer

sea urchin

Answer

sea cucumber

Answer

sand dollar

Question 19

Organ in starfish that can turn itself inside out when feeding

Accepted Answer

stomach

Answer

intestine

Answer

digestive gland

Answer

madreporite

Question 20

Pit-like sense organ in the roof of a snake's mouth; removes scent molecules from the tongue and transmits information to the brain

Accepted Answer

Jacobson's organ

Answer

plastron

Answer

spectacle

Answer

pit organ

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