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STAAR review

Total questions: 116

Worksheet time: 4hrs 51mins

Name
Class
Date
1.
a)

To give the organisms a way to escape

b)

To provide oxygen for the organisms

c)

To help dry out the habitat

d)

To allow water to get in to the terrarium

2.
a)

The Sagebrush will decrease.

b)

The number of Frilled Lizards will decrease.

c)

The Sun will receive more energy.

d)

The number of Frilled Lizards will increase.

3.

A hedgehog is a small animal that lives in the

forest ecosystem. They are covered with sharp

quills and have the ability to roll themselves into

a little ball when feeling threatened by an

enemy. Which of the following is an adaptation

of a hedgehog?

a)

Breathing in oxygen

b)

having sharp quills

c)

living in a forest ecosystem

d)

their diet

4.

Giant Salvinia is a water plant that grows in South

America. The United States brought the water

plant over for use in ponds and aquariums. A

disadvantage of this plant is that it grows quickly

in Texas and can completely cover ponds and

lakes. What effect does this most likely have on

an ecosystem?

a)

The Salvinia blocks sunlight that other native

plants need.

b)

The water supply increases in the area.

c)

Other plant growth in the area increases.

d)

The amount of rainfall in the area changes.

5.
a)

The chicken goes through complete

metamorphosis.

b)

The moth goes through incomplete

metamorphosis.

c)

The chicken needs oxygen but the moth does not.

d)

Both the chicken and the moth start out as an egg.

6.
a)

wheat only

b)

hawk, wheat,

and grasshopper

c)

snake only

d)

hawk and snake

7.

Different monkey species eat a variety of

foods such as fruit, insects, leaves, and

reptiles. A monkey that knows which tree

has the most fruit is an example of --

a)

an adaptation

b)

a learned behavior

c)

an inherited trait

d)

an environmental trait

8.

Which of the following statements about

ecosystems is true?

a)

A decrease in an organism’s population will

affect another organism in an ecosystem.

b)

Plants provide all the energy in an ecosystem.

c)

Non-living elements in an ecosystem are not

important.

d)

Not all ecosystems need oxygen.

9.

Which statement best explains what happens

in step Y of the tomato plant life cycle?

a)

Fruit forms.

b)

The plant grows roots.

c)

The seed is

planted.

d)

The seedling emerges.

10.

What were the students most likely

investigating?

a)

Which bird’s feet have hollow bones?

b)

Which birds can hop the farthest?

c)

Which model of a bird’s foot moves more

water?

d)

Why do bird’s have different feet?

11.
Which of these is NOT an example of a bicycle using mechanical energy? 5.6A
a)
The pedals, gears and chain help turn the wheels
b)
The wheels turn when the bicycle moves
c)
The front wheel guides the bike when it moves
d)
The reflector allows the bike to be seen at night
12.
Which of the following is a learned behavior? 5.10B
a)
Bees make return trips to drink sugar water from a bowl placed near their hive
b)
Bees have dark eyes and black and yellow stripes
c)
Bees produce honey from nectar they collect
d)
Bees will sting when threatened or disturbed
13.
The lightbulb does not glow.  Which statement explains this observation? 5.6B
a)
The battery is not charged
b)
The lightbulb is not part of a complete circuit
c)
The circuit does not have a switch
d)
The bell uses most of the energy from the battery
14.
How do structures such as whiskers and antennae benefit an organism? 5.10A
a)
They help an organism detect their surroundings
b)
They help the organism eat quickly
c)
They help the organism fight predators
d)
none of these
15.
A student looks into a mirror and sees an image of an object.  Which diagram shows an X where the object is located? 5.6C
a)
F
b)
G
c)
H
d)
J
16.
All of the following describe the properties of a cork EXCEPT...  5.5A
a)
Lighy brown
b)
Has small holes
c)
Is magnetic
d)
Floats in water
17.
An African savanna is a grassland with shrubs and small trees, yearlong warm temperatures, a dry winter season and a rainy summer season.  Which group of animals would you find there? 3.9A
a)
frog, monkey, toucan, penguin
b)
lizard, rattlesnake, pelican, rabbit
c)
bison, rabbit, polar bear, owl
d)
rhinoceros, cheetah, gazelle, giraffe
18.
Which characteristic does NOT describe both the Earth and the Moon?  5.8D
a)
Meteor craters can be found on the surface
b)
Water covers most of the surface
c)
Rocks and dust can be found on the surface
d)
The source of light is the su
19.

Which organism obtains energy without depending on another organism (living thing)? 5.9A

a)

Mountain lion

b)

Cottontail rabbit

c)

Oak tree

d)

Hawk

20.
Which statement best describes the relationship between humans and plants in the Oxygen-Carbon Dioxide cycle? 5.9D
a)
Humans and plants both depend on sunlight to produce their own food
b)
Humans depend on carbon dioxide released by plants and plants depend on oxygen from humans
c)
Humans and trees do not need oxygen or carbon dioxide
d)
Humans depend on Oxygen released by plants and plants depend on carbon dioxide from humans
21.
A student stirs 10 grams of four different powdered solids into 4 beakers with 50 ml of water in each.  Which question is the student trying to answer?  5.5D
a)
At what water temperature do the substances dissolve?
b)
How much water is needed to cause a substance to change state?
c)
Which substances float
d)
Which substances dissolve in water?
22.
If the temperature increased by 7 degrees Celsius which city would have a temperature of 39 degrees Celsius?  4.8A
a)
Houston
b)
Lubbock
c)
San Antonio
d)
Brownsville
23.
Which diagram does NOT correctly represent the location of the sun at he time indicated? 5.8C
a)
F
b)
G
c)
H
d)
J
24.
Look at the picture of a freshwater food web. Which organisms transfer the most energy within the food web? 5.9B
a)
Bass, because they are the predators
b)
Copepods, because they support two chains in the web
c)
Crayfish, because they are at the bottom of the food web
d)
Algae, because they are the producers in the web
25.
The fish appears to be closer to the surface than it really is.  What causes this difference? 5.6C
a)
Light is reflected
b)
Light is refracted
c)
Light is focused
d)
Light is blocked
26.
Fossil fuels form when particles in water settle to the sea floor and form mud. What kind of particles need to be present for fossil fuels to form? 5.7A
a)
Mostly sand and some wood
b)
Mostly decaying organisms
c)
Mostly lava and sedimentary rocks
27.
How was this canyon most likely formed? 5.7B
a)
Floods eroded the sandstone away from the canyon walls
b)
Glaciers eroded the canyon as the ice melted
c)
Ice wedged into the cracks in the rock and weathered the walls
d)
Wind blew large rocks that smashed into the walls
28.
To make the bulb light brighter the student could....
a)
Remove the switch
b)
Add another battery
c)
Connect a larger bulb to the circuit
d)
Open the switch
29.
If you were sitting around this campfire what kinds of energy would you be experiencing?
a)
sound energy, electrical energy
b)
mechanical energy, electrical energy
c)
light energy, thermal energy
d)
thermal energy, sound energy
30.
If you wanted to test the effect of gravity on an object, which set of materials should you choose?
a)
battery, wires, lightbulbs
b)
hot plate, water, thermometer
c)
two different types of balls, metric ruler
d)
two cups, two different types of soil, water and seeds
31.
Which statement describes weather, rather than climate?
a)
The weather is usually hot and humid year around
b)
The destination has hot summers and cold winters
c)
The summer temperatures average between 29 and 35 degrees
d)
The humidity level on Tuesday was 30%
32.
A class learns about fossil fuels.  They learn that coal, oil and natural gas are classified as nonrenewable resources because they take so long to form.  How can the class conserve fossil fuels?
a)
Use both sides of notebook paper
b)
Arrange a car pool to and from school
c)
Create a backyard compost pile
d)
Plant flowers in front of the school
33.
Students conduct an investigation to observe the Sun's movement.   Which safety procedure should students following during this investigation?
a)
Wear gloves and goggles
b)
Keep loose hair tied back
c)
Never look directly at the Sun
d)
Record all data in science notebooks
34.
Students conduct and investigation to determine which substances are soluble in water.  All of the following have the property of solubility in water EXCEPT - 
a)
sugar cubes
b)
salt crystals
c)
cooking oil
d)
food coloring
35.
Which testable question could be used to investigate the effects of force on an object?
a)
Why do toy cars move?
b)
Which type of battery lasts the longest?
c)
Where can magnets be purchased?
d)
Do balls roll faster on rough or smooth surfaces?
36.
Which of the following is a learned behavior of a kitten?
a)
Having gray fur
b)
Playing with yarn
c)
Drinking Water
d)
Having two ears
37.
A bear receives the energy it needs to survive after it -
a)
drinks plenty of water
b)
eats fish and berries
c)
takes a nap
d)
rests in the sunlight
38.
All of the following are poor insulators of electricity EXCEPT -
a)
penny
b)
nail
c)
eraser
d)
paperclip
39.
Which mixture can be separated using a coffee filter?
a)
rocks and sand
b)
sand and water
c)
lemon juice and water
d)
sand and iron filings
40.
Plants are known as producers because they produce their own food.  How do producers receive the energy for this process?
a)
By consuming soil nutrients
b)
By absorbing sunlight
c)
By releasing water
d)
By producing oxygen
41.
What physical property of matter can be measured using the triple beam balance?
a)
length
b)
height
c)
volume
d)
mass
42.
Which of the following shows conservation of natural resources?
a)
Throw litter on the side of a highway
b)
Write on both sides of notebook paper
c)
Leave the water running while brushing teeth.
d)
Leave the lights on when exiting a room.
43.
Students are combining dried beans and rice.  What would be the most efficient way to separate the ingredients?
a)
Evaporation
b)
Coffee Filters
c)
Tweezers
d)
Microscope
44.
The force of friction is caused by:
a)
surfaces rubbing against one another
b)
objects heating or cooling
c)
rough surfaces
d)
smooth surfaces
45.
Mrs. King has a mixture of pepper, sugar, and water. If she wanted to separate them, what should she use?
a)
tweezers and coffee filter
b)
strainer and magnet
c)
her hands
d)
a hot plate
46.
What describes the ability of a solid to dissolve in water?
a)
melt
b)
dissapear
c)
solubility
d)
evaporate
47.
What is the state of matter that has a definite volume but no definite shape
a)
solid
b)
liquid
c)
plasma
d)
gas
48.
What are physical properties of matter?
a)
A mixture that is evenly mixed
b)
A combination of two or more substances
c)
solids, liquids, and gases
d)
characteristics of matter that can be observed or measured
49.
Which type of objects would float?
a)
Those heavier than water
b)
Those with the same density as water
c)
Those less dense than water
d)
Those that are only made of gas
50.
Students are asked to classify renewable and non-renewable resources during class. The classification chart is shown below. 
Which two answer choices best complete the blanks. 
a)
Petroleum and water
b)
Plants and coal
c)
Timber and natural gas
d)
Air and fish
51.

Students collected data on several objects and recorded the data in a T-chart. Which object would replace the question mark to complete the chart?

a)

Glass marble

b)

Aluminum can

c)

Rubber eraser

d)

Wool sock

52.

Boiling water was placed in containers made of four different materials. Based on the data, which material was the best conductor of heat?

a)

Material 1

b)

Material 2

c)

Material 3

d)

Material 4

53.

Water and oil are poured into the same container. An object is added. The materials are allowed to sit and their final positions are shown in the illustration. What is the most reasonable conclusion that can be made from this test?

a)

The object has the lowest density.

b)

Water is more dense than oil.

c)

The object is more dense than water.

d)

Oil has the highest density.

54.

The table shows how the temperature changed over six minutes of water samples kept in four different containers. Which container was made of the best heat insulator?

a)

Container 1

b)

Container 2

c)

Container 3

d)

Container 4

55.

The table shows how the temperature changed over six minutes of water samples kept in four different containers. Which container was made of the best heat insulator?

a)

Container 1

b)

Container 2

c)

Container 3

d)

Container 4

56.

Students placed three spheres in a tank of water. Which of the following can be concluded based on the results?

a)

Sphere 1 is more dense than Sphere 3.

b)

Sphere 2 is less dense than Sphere 3.

c)

Sphere 3 is less dense than Sphere 2.

d)

Sphere 2 is less dense than Sphere 1

57.

A science class performed an investigation by evaporating a solution containing 10g of salt and 50ml of water. How much salt would you expect to find in the cup at the end of the investigation?

a)

60g

b)

50g

c)

10g

d)

5g

58.

When white marbles are mixed with black marbles the mixture will –

a)

be all the same color

b)

contain black and white marbles

c)

change its state of matter

d)

have less volume

59.

A tablespoon of a substance is added to warm water and stirred. The result was that the substance could no longer be seen. We can conclude from the results that the substance –

a)

is less dense than water

b)

heated the water

c)

flavored the water

d)

dissolved in the water

60.

What tool would best help you sort iron bolts from aluminum bolts?

a)
b)
c)
d)
61.

Which set of procedures would be best to follow when separating a mixture of sand, salt, and water?

a)
b)
c)
d)
62.

The illustration shows a lamp giving off light. What form of energy does the lamp use to produce light?

a)

Mechanical

b)

Thermal

c)

Electrical

d)

Sound

63.

All of the following devices produce light energy EXCEPT –

a)

laser pointer

b)

air conditioners

c)

fluorescent lamps

d)

computer monitors

64.

The table shows some different forms of energy and some ways they are used. Which of the following could be used to complete the table?

a)

Provide energy for refrigerators

b)

Communicate with other people

c)

Used to produce electrical energy

d)

Allows people to see around them

65.

The picture shows a wind-up toy frog. After winding, the toy frog flips over. This toy demonstrates what kind of energy?

a)

Light

b)

Thermal

c)

Electrical

d)

Mechanical

66.

A student observed that sugar in hot water dissolved more quickly than in cold water. The student was investigating the effects of what form of energy?

a)

Thermal

b)

Sound

c)

Electrical

d)

Mechanical

67.

A battery is attached to a buzzer with wire as shown. The buzzer will make noise only when -

a)

another wire connects the buzzer to the battery

b)

the battery is replaced with a stronger one

c)

switch that can open and close is added

d)

the wire is replaced with a longer one

68.

Which of the following correctly shows the configuration of a closed circuit in which the bulb will light?

a)
b)
c)
d)
69.

Light traveling through the air moves in a straight line. An object viewed through water looks different because light rays that travel through water are –

a)

bent

b)

bounced

c)

reflected

d)

absorbed

70.

Which of the following best models how light is reflected?

a)

An arrow hitting a target

b)

a ball bouncing off a wall

c)

An apple falling from a tree

d)

A marble rolling down a ramp

71.

Which illustration best shows light being reflected?

a)
b)
c)
d)
72.

The diagram shows a periscope used to see objects that are behind or under a barrier. What makes it possible to see an object when looking through a periscope? The periscope –

a)

contains mirrors that reflect the object

b)

magnifies small objects so they can be seen

c)

absorbs the light rays passing through it

d)

separates the light into different colors

73.

Students often use a hand lens to make small objects appear larger. A hand lens makes objects appear larger because the lens —

a)

increases the light’s strength

b)

changes the color of the light

c)

bends light passing through it

d)

converts light energy to heat

74.

Students conducted an investigation in which they measured the distance a toy car traveled after rolling down a ramp covered with sandpaper or wax paper. Which of these questions can the students answer by analyzing the results of their investigation?

a)

How does changing the height of a ramp affect the distance a toy car rolls?

b)

How does changing the surface of a ramp affect the distance a toy car rolls?

c)

ow does mass affect the distance a toy car moves after rolling down a ramp?

d)

How does the design of a toy car affect its movement after rolling down a ramp?

75.

Which two tools below would be most useful in testing how the mass of an object can affect the distance it moves after being pushed?

a)

Spring scale and hot plate

b)

Balance and meter stick

c)

Graduated cylinder and beaker

d)

Magnet and thermometer

76.

If a student has two magnets, how might it be determined which magnet is stronger?

a)

Count how many paper clips each magnet can lift

b)

Submerge each magnet in a bowl of water.

c)

Examine each magnet to determine the north pole.

d)

Measure the length and mass of both magnets.

77.

Students conducted an investigation in which they rolled a soda can down a ramp that was 30 cm high and one that was 40 cm high. Which question were the students most likely trying to answer?

a)

How does mass of a soda can affect the distance it will roll?

b)

How does surface friction affect the distance a soda can will roll?

c)

How does the size of a soda can affect the distance it rolls?

d)

How does ramp height affect the distance a soda can rolls?

78.

A science class wanted to know if a golf ball and a table tennis ball would roll the same distance after rolling down a ramp. Which of the following shows a fair test of this idea?

a)
b)
c)
d)
79.

If I mix one cup of sand with a half cup of iron fillings, can I separate them? If yes, how?

a)

No, you can not separate this mixture

b)

By using your hand

c)

With a filter

d)

By using a magnet

80.

Which of the following does NOT have mass?

a)

Light from a flashlight

b)

Water in a glass

c)

Air in a balloon

d)

An empty box

81.

Which of the following is NOT a Conductor?

a)

Water

b)

Iron

c)

Penny

d)

Wood

82.

If a piece of wood is floating at the top of the pitcher with water, that means that the wood is.....

a)

more dense than water

b)

less dense than water

c)

is neither an insulator or conductor

d)

solid

83.

What name is given to any material that allows electricity to pass through it?

a)

Battery

b)

Conductor

c)

Insulator

d)

Appliance

84.

A source of power would be a....

a)

battery

b)

open circuit

c)

closed circuit

d)

a wire

85.

In science, what is the definition of energy?

a)

Movement of things

b)

Ability to do work

c)

Use of electricity

d)

Cycle of work

86.

What kind of energy do we use when we carry out trash to the trash can?

a)

Sound

b)

Mechanical

c)

Thermal

d)

Solar

87.

Which statement about light and water is correct?

a)

Light cannot pass through water.

b)

Light bends just before entering water.

c)

Light changes speed when passing through water.

d)

Light bounces in the difference directions when passing through water.

88.

Sunlight can pass through our classroom windows because the windows are...

a)

clean

b)

opaque

c)

translucent

d)

transparent

89.

Which process would probably create the most rapid change in Earth's surface?

a)

Erosion

b)

Heating

c)

Volcanic eruption

d)

Weathering

90.

Soil is made up of both living and non-living materials. Which of the following is a living material that might be found in soil?

a)

Air

b)

Algae

c)

Mineral

d)

Silt

91.

Which landforms would normally be created by water erosion?

a)

Lakes and cliffs

b)

Canyons and deltas

c)

Mountains and hills

d)

Sand dunes and valleys

92.

Which Earth-changing process involves the gradual wearing away of rock by wind, water, and ice?

a)

Cooling

b)

Rotation

c)

Sedimentation

d)

Weathering

93.

Large cities use hydroelectric power to produce electricity. Hydroelectric power is energy created from....

a)

the heat from the Sun

b)

the movement of wind

c)

moving or falling water

d)

materials that were once alive

94.

What is the source of all energy on Earth?

a)

Coal

b)

Wind

c)

Water

d)

Sun

95.

Which statement BEST explains why soils are different in appearance and texture?

a)

Soils form only after a very long period of time.

b)

Soils can contain different amounts of air and water.

c)

Soils contain living things that affect their appearance and texture.

d)

Soils come from different rocks and develop under different conditions.

96.

Which best describes fossil fuels?

a)

Organic matter trapped in the Earth's crust

b)

Organic matter trapped in igneous rock

c)

Organic matter trapped in sedimentary rock

d)

Non-organic matter trapped in metamorphic rock

97.

In which layer of sedimentary rock would a scientist find the oldest fossil?

a)

youngest layer

b)

top layer

c)

bottom layer

d)

middle layer

98.

Which causes the formation of sand dunes?

a)

erosion

b)

gravity

c)

water

d)

wind

99.

Picture a glacier moving down a mountain....Which statement about glaciers is correct?

a)

Glaciers are the main force in the creation of mountains

b)

Glaciers move to slowly to change Earth's landscape

c)

Glaciers create both deep valleys and mountain lakes

d)

Glaciers carved all of the rivers that currently exist on Earth.

100.

Nathan checks the outside temperature every morning before he gets ready for school. Nathan is checking....

a)

climate

b)

weather

c)

forecast

d)

pattern

101.

During which season of the year does Texas receive them most direct rays from the Sun?

a)

Spring

b)

Summer

c)

Fall

d)

Winter

102.

Which of the following correctly describes the Sun

a)

A gaseous satellite Earth

b)

The largest star in the universe

c)

A star at the center of the solar system

d)

A gaseous planet at the center of the solar system

103.

The Sun appears to move across the sky from morning until nightfall because....

a)

Earth rotates on its axis

b)

the Sun rotates on its axis

c)

Earth is tilted toward the Sun

d)

Earth revolves around the Sun

104.

How many times does Earth revolve around the Sun in one year?

a)

1

b)

7

c)

24

d)

365

105.

Which organisms release oxygen into the air as part of the carbon-dioxide oxygen cycle?

a)

Consumers

b)

Decomposers

c)

Predators

d)

Producers

106.

During which stage of complete metamorphosis does an insect change itself completely from a larva to an adult...

a)

Egg stage

b)

Larva stage

c)

Nymph stage

d)

Pupa stage

107.

Nymphs do not have

a)

eyes

b)

legs

c)

antennae

d)

wings

108.

In order for me to MASTER the Science STAAR TEST I must...

a)

Stay focused! I will read the questions carefully and box in power words that will help me remember the skills I have acquired; also use all of the acronyms I learned and have been using all year.

b)

Try my best but rush on the test before my time is up so that I may finish earlier than everyone else.

c)

Guess the best answer and hope that I am able to remember everything.

d)

Read the questions and record the best answer in hope I do well.

109.
A ______ is a giant wave caused by earthquakes on the ocean floor.
a)
faults
b)
tsunami
c)
crust
d)
plates
110.
A ______ is the sudden downhill movement of loose rock and soil. Heavy rain can cause this to move quickly down a slope.
a)
landslide
b)
tsunami
c)
faults
d)
earthquakes
111.
Why is decomposition important to life processes?
a)
It helps plants absorb sunlight
b)
It helps organisms get oxygen
c)
It helps return nutrients to the environment
d)
It helps organisms break down sugar to use for energy
112.
Fossils are found in what type of rock?
a)
Metamorphic
b)
Sedimentary
c)
Igneous
d)
Metamorphosis
113.
Which statement is true about the sedimentary rock layers?
a)
The top layer is the oldest.
b)
The area was a desert first then became an ocean
c)
The area was an ocean first then became a forest
d)
The bottom layer is the youngest
114.
Weather and climate are different. Which of the following is a description of weather data?
a)
The Sahara desert gets very little rainfall.
b)
The average daytime high in the Amazon is 25 degrees C.
c)
It rained 2 inches in Miami, FL on May 5th.
115.
What characteristic do Earth and Moon share that makes them different from the sun?
a)
Sphere shape
b)
rotate on an axis
c)
Rocks and landforms
d)
a planet
116.
All of these are true about the diagram EXCEPT-
a)
Seasons are caused by Earth's tilt as it revolves around the sun
b)
The season shown in the northern hemisphere is winter
c)
The season shown for the southern hemisphere is summer
d)
Seasons on Earth are caused by rotation