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BCA: 2nd Grade: Science: Habitats & Classifying Animals

Total questions: 52

Worksheet time: 2hrs 30mins

Name
Class
Date
1.

the variety of life in a habitat

a)

classifying

b)

habitat

c)
homogeneity
d)
biodiversity
2.

where plants and animals live

a)
Outer space
b)

habitat

c)
Kitchen
d)
Under the sea
3.

comparing or organizing things into groups

a)
disorganization
b)
fragmentation
c)

random

d)

classifying

4.

animals that have backbones

a)
mollusks
b)
arthropods
c)
invertebrates
d)
vertebrates
5.

animals that do not have backbones

a)
vertebrates
b)
invertebrates
c)
mammals
d)
reptiles
6.

animals that get heat from their surroundings

a)

High blooded

b)

Low blooded

c)

Warm blooded

d)

Cold blooded

7.

animals that maintain their own body temperature

a)

High Blooded

b)

Low Blooded

c)

Cold Blooded

d)

Warm blooded

8.

List the 5 Categories of Vertebrates?

a)
insects, arachnids, crustaceans, mollusks, annelids
b)
mammals, birds, fish, reptiles, and amphibians
c)
reptiles, amphibians, invertebrates, mammals, birds
d)
mammals, birds, reptiles, insects, arachnids
9.

List 4 characteristics of mammals?

a)

have fur or hair

b)

warm blooded

c)

give birth to live young

d)

babies drink their mothers milk

e)

cold blooded

10.

List four characteristics of Birds?

a)

have feathers and wings

b)

have beaks

c)

babies hatch from eggs

d)

warm blooded

e)

give birth to live young

11.

List 3 Characteristics of Fish?

a)

have scales and fins

b)

cold blooded

c)

use gills to breath underwater

d)

use lungs to breath underwater

e)

have feathers

12.

List 3 characteristics of Reptiles?

a)

have scales

b)

cold blooded

c)

young hatch from eggs

d)

give birth to live young

e)

warm blooded

13.

List 4 characteristics of Amphibians?

a)

moist skin

b)

cold blooded

c)

babies hatch from eggs

d)

live on land and water

e)

warm blooded

14.

Which animal is born with gills but grows lungs when it gets older?

a)
b)
c)
d)
15.

Which best describes the animal in the picture above?

a)

Reptile

b)

Amphibian

c)

Mammal

d)

Bird

16.

Mammals breath air with lungs.

a)

True

b)

False

17.

True or False:

Birds have feathers?

a)
False
b)
True
18.

True or False:

Mammals have hair or fur?

a)

True

b)

False

19.

True or False:

Reptiles are warm blooded?

a)

True

b)

False

20.

True or False:

Birds have a beak or bill?

a)

True

b)

False

21.

These animals are warm blooded. They lay eggs and take care of their young?

a)
Mammals
b)

Birds

c)
Amphibians
d)
Reptiles
e)

Fish

22.

These animals are warm blooded. They have hair or fur on their bodies. Their young do not hatch from eggs.

a)
Amphibians
b)
Reptiles
c)
Birds
d)
Mammals
e)

Fish

23.

These animals are cold blooded. They breathe with gills when young, but they grow lungs when they become adults?

a)
Reptiles
b)
Mammals
c)
Amphibians
d)
Birds
e)

Fish

24.

These animals are cold blooded. They breathe with gills throughout their lives.

a)
Birds
b)

Mammals

c)

Amphibians

d)
Fish
e)

Reptiles

25.

These animals are cold blooded. They have dry, scaly skin and breath air through lungs?

a)

Reptiles

b)

Fish

c)

Amphibians

d)

Mammals

e)

Birds

26.

Which group of Vertebrates are warm blooded?

a)

Mammals

b)

Fish

c)

Amphibians

d)

Reptiles

e)

Birds

27.

Which group of Vertebrates are cold blooded?

a)

Reptiles

b)

Fish

c)

Amphibians

d)

Mammals

e)

Birds

28.

A scientist discovers a new organism. It has scales and uses lungs to breathe air. How will they classify this organism?

a)

As an invertebrate

b)

As a reptile

c)

As an amphibian

d)

As a fish

29.

The skin of a reptile...

a)

is smooth and moist.

b)

is covered in scales.

c)

is covered with feathers.

d)

is covered with fur.

30.

How do scientists classify humans?

a)

As vertebrates and as amphibians

b)

As invertebrates and as mammals

c)

As vertebrates and as mammals

d)

As vascular and as mammals

31.

Which statement is true ONLY of amphibians?

a)

They have gills as young and lungs as adults

b)

They look like their parents

c)

They have backbones

d)

They are consumers

32.
What am I?
a)
Mammal
b)
Amphibian
c)
Bird
d)
Reptile
33.
My body is moist and smooth, I lay eggs, and live in or near the water.  What am I?
a)
Amphibian
b)
Reptile
c)
Bird
d)
Fish
34.
My body is warm and covered in feathers.  I lay eggs which hatch into chickens.  What am I?
a)
Reptile
b)
Amphibian
c)
Mammal
d)
Bird
35.
My body is warm, I have fur, feed my young on milk, and have live births.  What am I?
a)
Reptile
b)
Bird
c)
Mammal
d)
Fish
36.
I am covered in dry scales and I lay eggs.  What am I?
a)
Mammal
b)
Fish
c)
Amphibian
d)
Reptile
37.
My body is cold, am covered in scales, use gills to breathe under water, and I lay eggs.  What am I?
a)
Fish
b)
Mammal
c)
Reptile
d)
Amphibian
38.
What am I?
a)
Fish
b)
Reptile
c)
Amphibian
d)
Mammal
39.
What am I?
a)
Mammal
b)
Reptile
c)
Amphibian
d)
Fish
40.
What am I?
a)
Mammal
b)
Bird
c)
Fish
d)
Reptile
41.
What am I?
a)
Fish
b)
Bird
c)
Reptile
d)
Mammal
42.
Frogs, toads, and salamanders are all examples of which class?
a)
Amphibians
b)
Reptiles
c)
Birds
d)
Mammals
43.
Which class has organisms with moist skin?
a)
Amphibians
b)
Reptiles
c)
Birds
d)
Mammals
44.
As adults, amphibians breathe through _____________.
a)

Gills

b)
Lungs and gills
c)

Lungs

d)
Feet
45.

Fish take in oxygen through their

a)

fins.

b)

gills.

c)

scales.

d)

vertebrae.

46.
Mammals breathe with...
a)
lungs
b)
gills
c)
lungs and gills
d)
lungs, gills, and skin
47.
This is a picture of a...
a)
mammal
b)
bird
c)
reptile
d)
amphibian
48.
This is a picture of a...
a)
mammal
b)
bird
c)
reptile
d)
amphibian
49.
What word means  body temperature changes when the outside temperature changes?
a)
cold blooded
b)
warm blooded
c)
classify
d)
vertebrate
50.
What word means body temperature stays the same no matter what the outside temperature is?
a)
cold blooded
b)
warm blooded
c)
classify
d)
vertebrate
51.

hard outer covering of some animals

a)
internal covering
b)
softshell
c)
endoskeleton
d)
exoskeleton
52.

How would you classify an insect?

a)
Insects are classified as birds.
b)
Insects are classified as invertebrates.
c)
Insects are classified as reptiles.
d)
Insects are classified as mammals.

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