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Animal Classification Unit Study Guide

Total questions: 50

Worksheet time: 46mins

Name
Class
Date
1.

What two main groups are animals classified into?

a)

reptiles

b)

invertebrates

c)

insects

d)

vertebrates

2.
What are the five types of vertebrates? 
a)
mammals, reptiles, fish, amphibians and birds
b)
lobsters, bats, fish, insects and snakes
c)
mammals, fish, puppies, ducks, slug
d)
hamsters, jellyfish, squid, blob fish and shrimp
3.
Is a whale a reptile, mammal or fish? 
a)
reptile
b)
mammal
c)
fish
d)
bird
4.
Are there more vertebrates or invertebrates in the world? 
a)
vertebrates
b)
invertebrates
5.
Is a bat a bird or a mammal and how do you know?
a)
Bird because it flies.
b)
Mammal because it has hair/fur.
c)
Bird because it has feathers.
d)
Mammal because it is warm-blooded.
6.
How is a reptile different from an amphibian?
a)
scaly skin and lays eggs on land
b)
scaly skin and always lives in water
c)
slimy skin
d)
goes through a metamorphisis
7.
What is the only type of vertebrate with hair or fur?
a)
reptile
b)
bird
c)
mammal
d)
fish
8.
What is the only type of vertebrate with feathers?
a)
bird
b)
mammal
c)
reptile
d)
fish
9.
What do mammals and birds have in common?
a)
All of them lay eggs
b)
They are warm blooded
c)
They have feathers
d)
They have nothing in common
10.

Which term describes an animal that does not have a backbone?

a)

reptile

b)

mammal

c)

invertebrate

d)

vertebrate

11.

Which category describes this group of animals?

a)

Mammal

b)

Fish

c)

Reptile

d)

Invertebrate

12.

Which of the following is an amphibian?

a)

Turtle

b)

Snake

c)

Frog

d)

Amphibian

13.

Select all that apply to the following group of animals: REPTILES

a)

breathes with lungs

b)

breathes with gills

c)

lays eggs

d)

warm-blooded

e)

cold-blooded

14.

Select all that apply to the following group of animals: AMPHIBIANS

a)

breathes with lungs

b)

breathes with gills

c)

lays eggs

d)

warm-blooded

e)

cold-blooded

15.

Select all that apply to the following group of animals: BIRDS

a)

breathes with lungs

b)

breathes with gills

c)

lays eggs

d)

warm-blooded

e)

cold-blooded

16.

Select all that apply to the following group of animals: FISH

a)

breathes with lungs

b)

breathes with gills

c)

lays eggs

d)

warm-blooded

e)

cold-blooded

17.

An animal with a backbone

a)

invertebrate

b)

snail

c)

crab

d)

vertebrate

18.

A cold-blooded animal without a backbone that has a segmented body and six or more legs

a)

arthropod

b)

reptile

c)

mammals

d)

bird

19.

Scientists classify animals by their...

a)

Color

b)

Characteristics

c)

Size

d)

Sound

20.

Cold-blooded animals with scaly dry skin are...

a)

Fish

b)

Amphibians

c)

Reptiles

d)

Mammals

21.

This helps fish to breathe oxygen.

a)

Fins

b)

Scales

c)

Gills

d)

Lungs

22.

What type of animal lives on both land and water but lays eggs in the water?

a)

amphibians

b)

reptiles

c)

birds

d)

fish

23.
This class starts out with gills and then transitions to lungs. 
a)
Bird
b)
Reptiles
c)
Amphibians
d)
Fish
24.
This class gives live birth.
a)
Mammal
b)
Fish
c)
Bird
d)
Amphibian
25.

Can cold blooded animals self-regulate their temperatures?

a)

Yes

b)

No

26.

Do insects have backbones?

a)

Yes

b)

No

27.

What are the characteristics of a mammal?

Choose 3

a)

Gives birth to live babies

b)

Warm blooded

c)

Smooth, moist skin

d)

Covered in fur, hair, or skin

28.

What are the characteristics of an amphibian?

Choose 3

a)

Lays eggs

b)

Smooth, moist outer covering

c)

Cold-blooded

d)

Covered in scales

29.

Which animals are classified as mammals?

Choose 2

a)

A cow

b)

A dolphin

c)

An earthworm

d)

A spider

30.
Characteristics passed from parents to their offspring.
a)
behavior
b)
learned trait
c)
inherited trait
d)
function
31.
An acquired trait means _________.
a)
your sister gave it to you
b)
it is learned or happened after birth
c)
you are a squire for the king
d)
your parents gave it to you
32.
Which characteristic is inherited?
a)
hair color
b)
sleeping late
c)
enjoying hiking
d)
loving to read
33.
Which is an example of an inherited trait? 
a)
Reading
b)
Speaking Spanish
c)
Having stripes
d)
Throwing a baseball 
34.

Having dark hair like dad

a)

acquired trait

b)

inherited trait

35.

Riding a bike

a)

inherited trait

b)

acquired trait

36.

Having blue eyes like mom

a)

acquired trait

b)

inherited trait

37.

Look at the picture.

A dog that sits when told to.

a)

inherited

b)

acquired

38.
Birds' beak size
a)
inhertied
b)
acquired
39.

An instinct is

a)

acquired

b)

learned

c)

inherited

d)

practiced

40.

A behavior is response to a change in the

a)

environment

b)

behavior

c)

instinct

d)

organism

41.

Which is an example of an instinct?

a)

migration

b)

a bear fishing for food

c)

a bird flying

d)

a dog learning new tricks

42.

Children of parents are called

a)

behaviors

b)

offspring

c)

small

d)

instincts

43.

What is HIBERNATION?

a)

when a weak animal copies stronger animal to warn off predators.

b)

when an animal hides in the cold winter and sleeps until the spring

c)

when a larger animal eats its prey

44.

What is MIMICRY?

a)

When a weak animal copies stronger animals to warn predators

b)

when you are the prey.

c)

when an animal hides in the cold winter and sleeps until the warm spring.

45.

A scientist sees a bird while walking outside. She notices the bird has a sharp beak. What can the scientist infer about this bird?

a)

The bird is a male bird

b)

The bird travels long distances

c)

The bird preys on animals for its food

d)

The bird is very pretty

46.

A green snake blends in so predators can NOT find it. This is an example of?

a)

Hibernation

b)

Mimicry

c)

Migration

d)

Camouflauge

47.

What are the stages of an organism’s growth and development ?

a)

life cycle

b)

metamorphosis

c)

birds

d)

vertebrates

48.

What are the 4 stages of a complete metamorphosis

a)

1. Egg 2. Larva 3. Pupa 4. Adult

b)

1. Adult 2. Larva 3. Eggs 4. Fish

c)

1. nymph 2. eggs 3 adult

49.

What are the 3 stages of an incomplete metamorphosis?

a)

1. Egg 2. Nymph 3. Adult

b)

1. Nymph 2. Egg 3. Adult

c)

1. Larva 2. Nymph 3. Adult

50.

select the order of the frog life cycle

a)

egg, froglet, tadpole, adult

b)

froglet, tadpole, egg, adult

c)

tadpole, egg, adult, froglet

d)

egg, tadpole, froglet, adult

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