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science grade 4

Total questions: 76

Worksheet time: 2hrs 14mins

Name
Class
Date
1.
What part of the hummingbird is adapted to help it eat?
a)
wings
b)
beak
c)
head
d)
eyes
2.

An inherited trait that helps those organisms that have it to survive

a)

niche

b)

structure

c)

characteristic

d)

adaptation

3.
Which feature helps an animal hide from other animals?
a)
looking like a dangerous animal
b)
being the same color as the place it lives (camoflauge)
c)
having sharp claws or a strong shel
d)
having only a few young and caring for them
4.

How do adaptations help animals?

a)

To escape animals

b)

to hunt for food

c)

to survive in their habitats

d)

All of these are correct

5.

Adaptation that refers to how an organism behaves and how interacts with other.

a)

adaptations

b)

mimicry

c)

behavioral

d)

camouflage

6.

Environment means

a)

everything that surrounds an organism

b)

living and nonliving things that interact together

c)

where an organism gets its basic needs

7.

Ecosystem means

a)

everything that surrounds an organism

b)

living and nonliving things that interact together

c)

where an organism gets its basic needs

8.

Habitat means

a)

everything that surrounds an organism

b)

living and nonliving things that interact together

c)

where an organism gets its basic needs

9.
Temperature, light, air, water, and soil are all  _____  parts of the environment
a)
alive
b)
biotic 
c)
abiotic
d)
living
10.
Is a deer an abiotic or biotic factor? 
a)
abiotic
b)
biotic
11.
Is sunlight an abiotic or biotic factor? 
a)
abiotic
b)
biotic
12.
A living or once-living organisms in an ecosystem is a
a)
population
b)
biotic factor
c)
abiotic factor
d)
community
13.
Which of the following is not an abiotic factor?
a)
sun
b)
temperature
c)
soil
d)
grass
14.
Which of the fallowing has only abiotic factors?
a)
Sunlight, algae, and temperature
b)
Guppy, crab, oxygen
c)
Sunlight, soil, and weather
d)
Algae, temperature, and dog
15.
Which one is NOT one of the basic needs of animals?
a)
Food
b)
Water
c)
Shelter
d)
Migration
16.
The colors & patterns on a turtles shell help it blend in with the forest floor.  This is:
a)
hibernation.
b)
behavior.
c)
migration.
d)
camouflage.
17.
The praying mantis looks very much like a blade of grass. What is it called when animals look like other animals or plants?
a)
camouflage
b)
mimicry
c)
locomotion
d)
hibernation
18.
Which best describes how a porcupine defends itself from predators?
a)
it changes color
b)
it has sharp quills
c)
it moves very rapidly
d)
it makes a loud noise
19.
Why do monkeys have long arms and tails?
a)
to hug each other
b)
to wrap around them to stay warm
c)
to swing quickly from tree branches
d)
to high-five each other
20.
What does it mean to hibernate?
a)
to change your physical characteristics
b)
to go in to a deep sleep during the winter
c)
to travel to a warmer location
d)
to blend in with the environment
21.
Instinct or Learned Behavior?
Dogs pant when they are hot. 
a)
Instinct
b)
Learned
22.
Which of the following is NOT a behaviour?
a)
Migration
b)
Hibernation
c)
Extinction
23.
Lions often hide in the tall grass while stalking their prey.  This is an example of...
a)
camouflage
b)
warning coloration
c)
mimicry
d)
hibernation
24.
Why is a spider spinning a web an innate behavior?
a)
It learns how to spin the web from its mother.
b)
It learns how to spin a web through insight learning.  
c)
It is born knowing how to spin a web.
d)
It learns how to spin a web through observational learning.
25.
A rabbit is running away from a fox. What is the stimulus for this behavior?
a)
avoiding a predator
b)
food
c)
migration
d)
estivation
26.
An octopus can change its color to match its surroundings. This is an example of which type of behavior?
a)
camouflage
b)
mimicry
c)
cooperative behavior
d)
estivation
27.
A pine snake moves it tail quickly in pine needles so it sounds like a rattle snake. This is an example of which type of behavior?
a)
camouflage
b)
mimicry
c)
estivation
d)
migration
28.
Michael went to the circus and saw a seal balance a beach ball on its nose.  This is an example of a...
a)
instinct
b)
mimicry
c)
camouflage
d)
learned behavior
29.
What is the movement of animals from one place to another as a response to seasonal changes?
a)
migration
b)
hibernation
c)
courtship
d)
defense
30.
Which of these is an instinct?
a)
a chimpanzee learning to use sticks to find bugs in the dirt
b)
Teaching a dog to roll over by using treats
c)
a salmon swimming upstream to lay its eggs
d)
a child learning that fire will cause pain
31.
What is the scientific term for the ability to blend in with the surroundings?
a)
invisibility
b)
conservation
c)
ninja skills
d)
camouflage
32.
The ears of this fox are an example of...
a)
A behavioral adaptation
b)
Poor breeding
c)
A physical adaptation
d)
Plastic surgery gone horribly wrong
33.
Lions, bears, and owls all hunt other animals for their food. They are examples of 
a)
predators
b)
prey
34.
What would a bird's foot look like if it spent its time in the water?
a)
Sharp talons and claws
b)
Short stubby toes
c)
Webbing between the toes
d)
Long graceful fingers
35.
What kind of bird has a pouch for its bill? 
a)
Cardinal
b)
Pigeon
c)
Flamingo
d)
Pelican
36.
A polar bear has thick fur to keep it warm so it can survive the cold.  This is called ___________________.
a)
adaptation
b)
camoflage
c)
mimicry
37.

A polar bear has white fur to make it harder to see.

a)

physcial

b)

behavioral

38.

Birds migrate to find food and warmer temperatures.

a)

physcial

b)

behavioral

39.

A giraffe has a long neck to reach the leaves on trees.

a)

physical

b)

behavioral

40.

Ducks have webbed feet to help them swim in water.

a)

physical

b)

behavioral

41.

A tiger has sharp, pointed teeth to help it tear meat off the bone.

a)

physical

b)

behavioral

42.

Human shiver when they are cold or pull away from extremely hot objects to avoid getting burned.

a)

physical

b)

behavioral

43.

Human have thumbs to grab and hold objects, and ears shaped to pick up sound.

a)

physical

b)

behavioral

44.

A monkey has a long tail to help it swing from branch to branch.

a)

physical

b)

behavioral

45.

A penguin is white on its belly, and black on its back so it is harder to see underwater from above or below.

a)

physical

b)

behavioral

46.

Which of the following organisms is a vertebrate?

a)

insect

b)

sponge

c)

monkey

d)

earthworm

47.

What trait do all mammals share?

a)

walk upright

b)

have an opposable thumb

c)

have large brains

d)

nurse their young with milk

48.

Which term describes an animal without a

backbone?

a)

chordate

b)

invertebrate

c)

protozoan

d)

vertebrate

49.

According to the classification key above, which pair of animals could be classified as mammals?

a)

humans and dogs

b)

birds and fish

c)

birds and fish

d)

cats and birds

50.

Insects, arachnids, worms, and mollusks all belong to which group?

a)

vertebrate

b)

invertebrate

c)

classification

d)

vascular

51.
Invertebrates do not have backbone, but they could have an...
a)
Wings
b)
Shell
c)
Exoskeleton
d)
Mouth
52.
Cold blooded animals with scaly dry skin are...
a)
Fish
b)
Reptiles
c)
Amphibians
d)
 Mammals
53.

What does invertebrate mean?

a)

Animals without a backbone

b)

Animals that change their form

c)

Animals with a backbone

d)

Animals that lay eggs

54.
I have a soft-body, a hard shell, and live on land and water.  What am I?
a)
Mollusk
b)
Arthropod
c)
Echinoderm
d)
Cnidarian
55.

Sponges use pores to absorb nutrients and oxygen.

a)

true

b)

false

56.
I am an arachnid, have four pairs of legs, and a body with two sections.
a)
Echinoderm
b)
Arthropod
c)
Annelid
d)
Porifera
57.
invertebrates with soft tube-like bodies
a)
cnidarians
b)
worms
c)
arthropods
d)
crustaceans
58.
invertebrate animals with shells and jointed legs
a)
cnidarians
b)
worms
c)
arthropods
d)
crustaceans
59.

The animal kingdom is what up of what two parts?

a)

Mammals and Amphibians

b)

Vertebrates and Invertebrates

60.

Which of these is NOT a major group of invertebrates?

a)

Fish

b)

Worms

c)

Mollusks

d)

Sponges

61.

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

a)

birds

b)

reptiles

c)

amphibians

d)

mammals

62.

Reduce, reuse, and recycle are the three R’s of

a)

Population control

b)

Pollution

c)

Natural selection

d)

Conservation

63.
What happens when humans cut down forests to build shopping malls?
a)
Plants and animals thrive in the new environment and pollution decreases.
b)
New animals species form and plants produce more oxygen.
c)
The shopping mall reduces the amount of pollution in the area.
d)
Habitat is altered, plants and animals destroyed, and pollution increases.
64.
____________ is the addition of harmful materials to the environment.
a)
pollution
b)
ecotourism
c)
conservation
d)
recycle
65.
Pollution can cause harm to the ___________.  
a)
air
b)
land
c)
water
d)
all of the above
66.
To __________ means to collect old, used materials, and to process them and make them into new items.  
a)
compost
b)
decomposer
c)
litter
d)
recycle
67.
What are some consequences of deforestation?
a)
increased population in cities
b)
building of more infrastructure
c)
soil erosion, loss of biodiversity, loss of ability to remove CO2
d)
more mercury and cyanide released into rivers
68.

The place in which people live and work, including the land, water, air, plants, animals and all physical conditions that affect them

a)

Ecology

b)

Environment

c)

poison

69.

What does "reduce" mean?

a)

use more

b)

use less

c)

make new things

d)

save the Earth

70.

Can recycled goods be turned into another product?

a)
b)
71.

What does RECYCLING mean?

a)

throw away

b)

give things to other people

c)

make new things out of old ones

d)

using things again and again

72.

What does "reuse" mean?

a)

use less

b)

use more

c)

use again

d)

don't use

73.

This symbol means Recycling

a)

True

b)

False

75.
Useful materials from the earth,such as coal, oil, natural gas, and trees.
a)
Natural Resources
b)
Greenhouse gases
c)
Ignitability
d)
Pollution
75.
Useful materials from the earth,such as coal, oil, natural gas, and trees.
a)
Natural Resources
b)
Greenhouse gases
c)
Ignitability
d)
Pollution
76.

If something is nonrenewable then it-

a)

It can be used only once or cannot be replaced by nature.

b)

Electricity in your house.

c)

Regularly replaced by nature.

d)

It can be used again and again.

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