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Worksheets

2023 6th grade Science Review

Total questions: 130

Worksheet time: 1hrs 23mins

Name
Class
Date
1.
Which option below is NOT a function of a leaf?
a)
site of photosynthesis
b)
absorbs food and nutrients
c)
site of respiration
d)
site of transpiration
2.
A tap root is...
a)
a root system that branches off to form a mass of roots
b)
a root system that goes a very wide direction
c)
a root system that has one main root with some small roots branching off
d)
a root system with multiple large root systems branching off
3.
Which option below is one function of the ROOTS?
a)
they absorb water and nutrients
b)
they complete photosynthesis
c)
they hold the leaves up to the sun
d)
they hold all reproductive parts of the plant
4.
What type of root is this an example of?
a)
taproot
b)
fibrous root
c)
wide roots
d)
branching roots
5.
What is the function of the OVARY in a pistil?
a)
it holds pollen
b)
it's a tube for pollen to travel through
c)
it holds up the anther
d)
it contains ovules where egg cells and becomes fruit to protect seeds
6.
What are the parts of the STAMEN?
a)
filament and anther
b)
anther and pistil
c)
stigma and pistil
d)
stigma and style
7.
What are the reactants in photosynthesis?
a)
Glucose, Oxygen
b)
Oxygen, Carbon Dioxide
c)
Water, Carbon Dioxide
d)
Water, Oxygen, Glucose
8.
The chemical reaction for photosynthesis takes place in what part of the plant?
a)
mitochondria
b)
chloroplast
c)
chlorophyll
d)
glucose
9.
What is the name of the structure at #10?
a)
style
b)
filament
c)
stigma
d)
anther
10.
What is the name of the structure at #5?
a)
style
b)
filament
c)
stigma
d)
anther
11.
What is the name of the structure at #12? (It is made up of 10, 9, & 8)
a)
pistil
b)
filament
c)
stamen
d)
anther
12.
What is the name of the structure at that is made up of #5 & #6?
a)
pistil
b)
filament
c)
stamen
d)
anther
13.
The function of the filament is....
a)
to hold up the stigma
b)
to hold up the style
c)
to hold up the anther
d)
to hold up the pistil
14.
Where does fertilization take place?
a)
in the anther
b)
in the ovule
c)
in the stigma
d)
in the filament
15.
A seed has a _____ to protect it from injury.
a)
seed coat
b)
stem
c)
germination
d)
pollen
16.
Where does photosynthesis take place?
a)
stems
b)
leaves
c)
roots
d)
flower
17.
Gases are exchanged with the atmosphere from the plant through what structure?
a)
stomata
b)
chloroplast
c)
water
d)
mitochondria
18.
Select the correct chemical equation for cellular respiration.
a)
6CO2 + 6H2O ---> C6H1206 + 6O2
b)
C6H12O2 + 6O2 ---> 6CO2 + 6H2O
c)
6CO2 + 6H2O ---> C6H12O + 6O2
d)
C6H12O6 + 6O2 ---> 6CO2 + 6H2O + ATP
19.
Which organism below does cellular respiration? Read each answer carefully. Select the best answer.
a)
dogs
b)
people
c)
plants
d)
all organisms
20.
Which product below is NOT a product of cellular respiration?
a)
ATP
b)
Water
c)
Glucose
d)
Carbon Dioxide
21.
Which of the following is an example of a learned behavior in a living thing?
a)
humans beginning to speak between 1 - 2 years  old
b)
a sunflower turning to face the sun to help it grow
c)
bees protecting the hive and  the queen bee
d)
moths attracted to light
22.
When humans cut down the forest and build roads through the Everglades, this causes the Florida Panther to lose its territory and affects their population.  This is an example of__________?
a)
competing for resources
b)
interdependence
c)
adaptation
d)
imitation
23.
The Brazilian Pepper plant was introduced to the Florida wilderness by accident.  It has no natural predators and grows fast.  How can this be damaging for native Florida plants?
a)
it will take up the native plants space and resources making it hard for them to reproduce
b)
it is prettier than the native plants causing more to grow
c)
animals eat the pepper plant helping to spread its seeds 
d)
the pepper plant helps pollinate the native plants
24.
The American Black Bear in Colorado can hibernate for over 3 months during winter.  Black bears in Florida may hibernate for only a few weeks or not at all.  Why?
a)
the weather is not as cold in Florida
b)
it has less territory
c)
it eats different food
d)
they are smaller than the bears in Colorado
25.
Why would camels be a better choice for soldiers in the old west to transport supplies across a desert instead of using horses?
a)
camels are adapted to thrive in a hot and dry environment
b)
camels were native to the old west
c)
camels eat less food
d)
camels are stronger and faster than horses
26.
A bittern bird and the Key deer both live in Florida. The bird blends with its environment in the tall sawgrass and freezes when it feels threatened and points its head into the air to imitate the sawgrass.  The Key deer  lives in the forests, is brown and freezes when it senses danger.  What adaptations are similar between these two animals?
a)
they both blend in their environment and they don't move
b)
they both huddle together in other groups of animals to blend in
c)
they both use their small size to hide from predators
d)
they both use their speed to escape predators
27.
A collard lemming has thick white fur and sharp claws, and a marsh rabbit has brown fur and is a good swimmer. Which animal would be best adapted to survive in the Florida forests?
a)
the rabbit's brown fur helps it blend with its envrionment
b)
the lemming's thick fur keeps it warm in the winter
c)
the rabbit's swimming would scare predators away
d)
the lemming could use its claws to defend itself
28.
What is the best way to reduce the amount of air pollution in animal environments?
a)
reduce burning fossil fuels
b)
recycle more paper and plastic
c)
use less energy in your home
d)
drill for more oil
29.
The camo moth blends in with its environment by looking like the leaves on the trees they land on.  How is this most helpful to this species of moth?
a)
it gives it a better chance of survival
b)
it doesn't need to reproduce as much
c)
it uses less energy
d)
it catches more food
30.
On the African savannah, elephants and giraffes feed on the acacia trees. What most likely will happen if the giraffes and elephants are removed from that ecosystem?
a)
the trees would over grow and would crowd out other plants
b)
other large animals would move in and eat the trees
c)
the amount of trees will decrease
d)
small animals would increase because there would be less predators
31.

South Carolina is humid during the summer months. Which of the following is the most likely cause of the humid conditions?

a)

groundwater bubbling to the surface

b)

runoff from inland mountains

c)

evaporation from the surface of the ocean

d)

flooding from river and streams

32.

Above a continent, a warm air mass slowly passes over a cold air mass. As the warm air begins to cool, clouds form. What will most likely happen next?

a)

lightning will strike

b)

hail will form

c)

hurricanes will form

d)

rain will fall

33.

What is the main cause of water evaporation from the ocean?

a)

Heat energy from the Sun

b)

Wind and wave action along the shore

c)

Heat energy from the ocean floor

d)

Currents in the ocean

34.

Which of the following factors would most likely cause a hurricane to decrease in strength?

a)

increasing the number of large clouds

b)

moving toward tropical waters

c)

staying over a warm body of water for a long period of time

d)

moving over land

35.

Which of these weather conditions is necessary for the formation of thunderstorms and hurricanes?

a)

air moving toward the center of a storm and rising into the atmosphere

b)

air masses combining to create a high-pressure area

c)

cold rain falling to the ground

d)

wind spiraling downward and away from the center of a storm

36.

Jet streams are long, wide air currents in the upper atmosphere. They often affect weather over large areas. In what direction do jet streams above North America usually flow?

a)

north to south

b)

east to west

c)

west to east

d)

south to north

37.

The following map shows the average elevations of four U.S. state capitals. Which city would you expect to have the lowest air pressure?

a)

Lansing, MI

b)

Phoenix, AZ

c)

Atlanta, GA

d)

Cheyenne, WY

38.

A meteorologist is monitoring the weather around Tallahassee. She collects the following data from her weather instruments:

**Air pressure dropping quickly

**Warm air is rising rapidly

**Water droplets being pushed upward to the topmost part of a cloud

**Doppler radar map shows pockets of air with the wind blowing in opposite directions

Based on the weather data, what should the meteorologist include in the weather forecast for the Tallahassee area?

a)

tornado watch with heavy rain and hail

b)

drop in air temperature with light snow

c)

increasing humidity with light rain

d)

approaching hurricane with heavy rain and strong winds

39.

Which best explains why the Gulf Stream tends to bring warmer air to the east coast of Florida?

a)

The Gulf Stream brings water from the equator

b)

The Gulf Stream is the result of the Earth’s Rotation

c)

The Gulf Stream changes direction each year

d)

. The Gulf Stream is a deep ocean current

40.

What type of weather will Florida expect when the front comes through?

a)

light rain or drizzle

b)

many days of rain, snow, or fog

c)

heavy precipitation or thunderstorms

d)

sunny, clear, and windy

41.

Which statement best describes how energy transfer within Earth’s atmosphere can affect a weather condition?

a)

During convection, warm air rises and cool air falls which affects the amount of precipitation

b)

During radiation, electromagnetic waves transfer heat and light energy which affects the air temperature.

c)

During radiation, objects directly transfer heat to each other which affects the air temperature

d)

During convection, electromagnetic waves transfer heat and light energy which affects the amount of precipitation.

42.

If a mass of cold air from Canada pushes the polar jet stream south to Florida, what change in temperature would she predict?

a)

colder by more than ten degrees

b)

cooler by a few degrees

c)

warmer by a few degrees

d)

hotter by more than ten degrees

43.

Which statement best describes the climate of the two cities

a)

Both locations are influenced by a warm current making them warm.

b)

Hopedale is influenced by a cold ocean current making it colder and Stornoway is influenced by a warm ocean current making it warmer.

c)

They have the same climate because they have the same latitude.

d)

Stornoway is influenced by a cold ocean current making it colder and Hopedale is influenced by a warm ocean current making it warmer.

44.

Local weather varies across Florida. The temperature at the beach may be up to 5 degrees cooler than the temperatures inland 20 miles away. What is the reason for this difference in temperature?

a)

The land distributes the thermal energy equally

b)

The ocean reflects energy into the atmosphere.

c)

The land and water create convection currents.

d)

The land and water heat unequally.

45.

The diagram below represents a cross section of Florida’s coastline. Compared to the change in temperature of the water surface, what will the change in temperature of the land surface be?

a)

Faster, because the land requires more heat to change the temperature.

b)

Slower, because the land requires less heat to change the temperature.

c)

Faster, because the land requires less heat to change the temperature.

d)

Slower, because the land requires more heat to change the temperature.

46.

While visiting the beach during summer vacation, a sea breeze keeps you cool and comfortable during the hottest part of the day. Which best explains why this happens?

a)

warm air rises over the land allows cooler air from the ocean to blow inland

b)

there are similarities in temperature between the land and the water

c)

cool air rising over land allows warm air from the ocean to blow inland

d)

a thunderstorm is approaching

47.

Grace is studying the difference between weather and climate. Which statement best describes weather?

a)

Panama City has short mild winters and long, hot and humid summers

b)

The temperature was 31°C (88°F) in Jacksonville, Florida on Saturday.

c)

Jacksonville, Florida gets 50 inches of rain, on average, per year

d)

The yearly rainfall average for Tallahassee, Florida is 155 centimeters

48.

Students compared weather and climate.

Mary wrote: Climate is the average weather patterns over a long period of time and weather refers to short term atmospheric conditions, such as precipitation and temperature.

Tom wrote: Weather is the average weather patterns over a long period of time and climate refers to the short term atmospheric conditions, such as precipitation and temperature.

Bill wrote: Weather lists the highest temperatures in a region and climate list the lowest temperatures.

Sara wrote: Weather and climate are the same. There are no differences between them.

Whose comparison is correct?

a)

Mary

b)

Tom

c)

Bill

d)

Sara

49.

The climate of an area can be different from its weather. Which of the following statements describes the climate of an area?

a)

There should be heavy rains tomorrow morning

b)

The average temperature from 1930–1996 was 23°C (74°F)

c)

The rains next week are expected to cause some flooding.

d)

The high temperature on September 4, 2009, was 32°C (89°F)

50.

Diana wanted to know if native Florida pollinators like bumble bees were more attracted to native Florida plants or nonnative, invasive plants. She went for walks down a variety of nature trails several times over the spring months. Each time Diana took a walk, she watched the bumble bees and other pollinators and documented whether they approached the native Florida plants or the nonnative, invasive plants. At the end of two months, she analyzed her data and reported her findings to several local environmental agencies. What type of scientific investigation did Diana complete?

a)

observational study

b)

controlled experiment

c)

design Investigation

d)

literature research/review

51.
The Earth's atmosphere is mainly made of
a)
water
b)
snow
c)
wax
d)
air
52.
The layer of atmosphere closest to the Earth is called the
a)
mesosphere
b)
stratosphere
c)
troposphere
d)
proctosphere
53.
Air in the atmosphere is 78%
a)
Einsteinium
b)
nitrogen
c)
oxygen
d)
carbon dioxide
54.
air pressure is the ________ that air has on a surface or object 
a)
height
b)
distance
c)
force
d)
protuberance
55.
The ozone layer
a)
is green and purple
b)
absorbs dangerous solar radiation
c)
smells like sulphur
d)
is made of carbon dioxide
56.
The ozone layer occurs in the 
a)
troposphere
b)
thermosphere
c)
stratosphere
d)
exosphere
57.
As altitude increases, the air pressure 
a)
decreases
b)
stays the same
c)
increases
d)
all of the above
58.
The weight of the atmosphere is ...
a)
temperature
b)
humidity
c)
air pressure
d)
weather
59.

What layer of the atmosphere is closest to outer space?

a)

mesosphere

b)

exosphere

c)

troposphere

d)

stratosphere

60.
Air Temperature decrease with altitude
a)
True 
b)
False
61.

How does the atmosphere help to moderate earth's temperatures?

a)

By allowing the majority of the heat to escape

b)

By keeping heat away from the earth

c)

By trapping heat in

d)

By allowing water to leave the cycle

62.

The atmosphere is considered a reservoir for

a)

water

b)

pollen

c)

clouds

d)

lightning

63.

What would happen to Earth's temperatures if there were not atmosphere.

a)

Nothing it would just stay the same

b)

At night it would be fridged and in the day it would be scorching

c)

At night it would be hot and in the day it would be cold

d)

It would be cold both day and night.

64.

Device used to measure the atmospheric pressure

a)

Barometer

b)

Thermometer

c)

Anemometer

d)

Altimeter

65.

Air is the most dense

a)

Above sea level

b)

At sea level

c)

Below sea level

d)

None of the above

66.

The bike Dr. Jeff's mom is riding uses a generator to convert _____________ energy to ________________ energy, which is then used to charge BERT.

a)

solar, mechanical

b)

motion, electrical

c)

heat, steam

d)

hydro, electrical

67.

Choose which things might spin a generator to produce electricity. (Check all that apply)

a)

wind

b)

water

c)

animals

68.

Where does the energy in your home electrical outlets come from?

a)

Wires connected to a power plant

b)

We buy it from the electric company

c)

Lightning striking the house

69.

Batteries store energy as chemical energy.

a)

True

b)

False

70.

What is an example of energy transfer by HEAT? (Click all that apply)

a)

Heat lamp warming food

b)

S'more's in solar oven

c)

A windmill powering a farm

d)

Water running through a dam

71.

What does a solar cell do?

a)

it converts light into electrical energy

b)

it converts wind into electrical energy

c)

it transmits radio wave signals into space

d)

it converts water into solar energy

72.

The energy of moving particles is called _____.

a)

sound energy

b)

heat or thermal energy

c)

light energy

d)

mechanical energy

73.

When particles are heated they begin to ____.

a)

move faster

b)

mover slower

c)

move up

d)

jump out of the pot

74.

A large amount of matter needs ______ thermal energy to warm up than a small amount of matter.

a)

less

b)

the same amount of

c)

more

d)

no

75.

The Greek prefix thermo- means _____.

a)

thermometer

b)

heat

c)

sun

d)

microwave

76.

Does mechanical energy create thermal energy?

a)

Yes

b)

No

c)

I don't know

d)

Maybe

77.

What tool is used to measure temperature?

a)

a stove

b)

a beaker

c)

a thermometer

d)

a glove

78.

Why would the temperature of boiling water be higher than the temperature of ice water?

a)

Because the particles in the boiling water are moving faster.

b)

Because the particles in the boiling water aren't moving at all.

c)

Because the particles in the boiling water are moving slower.

d)

Because the particles in the boiling water are moving at the same speed.

79.

Different substance's particles speed up at different rates.

a)

True

b)

False

80.

Metal objects heat up more slowly than plastic or wooden objects?

a)

True

b)

False

81.

When thermal energy is applied to an ice cube, it _____.

a)

freezes

b)

stays the same

c)

tastes better

d)

melts

82.
Energy of motion is which type of energy?
a)
Potential
b)
Kinetic
c)
Sound
d)
Gravitational
83.
What kind of energy is represented in this picture?
a)
Thermal
b)
Potential
c)
Nuclear
d)
Mechanical
84.
What kind of energy does this device use?
a)
Chemical
b)
Electrical
c)
Thermal
d)
Chemical
85.
What kind of energy is represented in the picture?
a)
Thermal
b)
Chemical
c)
Sound
d)
Nuclear
86.
The glow sticks produce light for a short amount of time. The light from the glow stick is a conversion from what to what?
a)
thermal to light
b)
gravitational to potential
c)
radiant to electrical
d)
chemical to light
87.
On a roller coaster, where is maximum potential energy?
a)
At the bottom of a big hill
b)
When going around a corner
c)
When going upside down
d)
At the top of a big hill
88.
On a roller coaster, where is maximum kinetic energy?
a)
At the bottom of a big hill
b)
When going around a corner
c)
When going upside down
d)
At the top of a big hill
89.
Energy that is stored in bonds between atoms is:
a)
Mechanical energy
b)
Chemical energy
c)
Kinetic energy
d)
Nuclear energy
90.
Energy that comes from the nucleus of an atom. A form of potential energy.
a)
chemical energy
b)
Nuclear energy
c)
Sound energy
d)
Electrical energy
91.
According to which law of energy, energy can't be created or destroyed?
a)
First law of motion
b)
The law of tacos
c)
Laws of Energy
d)
law of conservation of energy
92.
The ability to do work is
a)
power
b)
energy
c)
thermal
d)
kinetic
93.
Heat energy is also called
a)
electrical energy
b)
chemical energy
c)
light energy
d)
thermal energy
94.
Sound energy needs a
a)
medium
b)
vacuum
c)
chemical
d)
light
95.
What type of energy includes both kinetic and potential energy?
a)
mechanical energy
b)
chemical energy
c)
heat energy
d)
sound energy
96.
Stored energy is called ______ energy.
a)
Kinetic
b)
Potential
c)
Pacific
d)
Safe
97.

Steam is an example of _____________energy.

a)

light

b)

thermal

c)

sound

d)

electrical

98.

Potential energy depends on ____________ & ______________.

a)

mass, speed

b)

mass, position

c)

speed, position

d)

mass, weight

99.

Kinetic energy depends on _____________ & _____________.

a)

mass, speed

b)

mass, position

c)

mass, weight

d)

speed, distance

100.

A windmill is an example of ________________energy.

a)

thermal

b)

mechanical

c)

light

d)

electrical

101.

When energy changes from one form to another, we call it a _______________.

a)

transformation

b)

creation

c)

expiration

d)

compilation

102.
Which one of these isn't one of the 5 kingdom names?
a)
Animalia
b)
Protista
c)
FUngi
d)
Virusia
103.
Bacteria is included in what type of Kingdom?
a)
Animalia Kingdom
b)
Plant Kingdom
c)
Monera Kingdom
d)
Protista Kingdom
104.
Dandelion, What kingdom does it belongs to?
a)
Plant Kingdom
b)
Animal Kingdom
c)
Fungi Kingdom
d)
Protista Kingdom
105.
Mosquito  belongs to what kingdom?
a)
Animal Kingdom
b)
Plant Kingdom
c)
Fungi Kingdom
d)
Protista Kingdom
106.
Autotrophs- make their own  food.
Heterotrophs- obtain food from other animals.
Observing the table above, Fungi and Animals are________?
a)
Autotrophs
b)
Heterotrophs
107.
Plants are heterotrophs.
a)
True
b)
False
108.
Vertebrates can be classified in......
a)
5 groups: Mammals, Birds, Fish, Reptiles and Amphibians
b)
5 Groups: Dogs, Birds, Fish, Reptiles, and Amphibians
c)
4 Groups: Mammals, Birds, Fish and Ampbibians
109.
Vertebrate have:
a)
Fur and Gills
b)
Cold-Blood
c)
A spine and an internal skeleton
110.
Which of the following pairs is most closely related?
a)
snake & alligator
b)
Kangaroo and snapper fish
c)
Penguin and snake
111.
An animal that raises its young in a pouch is a(n):
a)
marsupial
b)
Placental
c)
monotreme
d)
none of the above
112.
Which of the following animals is not an invertebrate?
a)
octopus
b)
shrimp
c)
Sea anemone
d)
Pelican
113.
Which of the following vertebrate is not a mammal?
a)
Koala
b)
Kangaroo
c)
Giant Salamander
d)
Whale
114.
The Koala bear is classified as a monotreme.
a)
True
b)
False
115.
Which is statement is false about the classification of the duck-bill platypus?
a)
monotreme
b)
marsupial
c)
mammal
d)
vertebrate
116.
chicken is an example of a monotreme because it lays eggs.
a)
True
b)
False
117.
A _______ mammal's young develops inside the mother.
a)
monotreme
b)
cold-blooded
c)
placental
d)
marsupial
118.
The above is an orca whale. which is the correct classification?
a)
monotreme mammal
b)
Bony fish
c)
placental mammal
d)
jawless fish
119.
Snails, clams and slugs belong to what group of invertebrate?
a)
Mollusks
b)
Jellyfish and sea anemones
c)
Echinoderms
d)
Flatworm
120.
A hard outer covering on some insects is called an______?
a)
Skeleton
b)
exoskeleton
c)
Skin
d)
Flesh
121.

If a laboratory fire erupts, immediately _________.

a)

Run for the fire extinguisher.

b)

Notify your instructor.

c)

Throw water on the fire.

d)

Open the windows.

122.

If a lab experiment is not completed you should _______.

a)

Discuss the issue with your teacher.

b)

Sneak in after school and work alone.

c)

Come in durin glunch and finish.

d)

Make up some results.

123.

You are heating a substance in a test tube. Always point the open end of the test tube ________.

a)

Toward yourself.

b)

Toward your lab partner.

c)

Toward another classmate.

d)

Away from all people.

124.

You are heating a piece of glass/metal and now want to pick it up. You should ________.

a)

Use a rag or paper towel.

b)

Pick up the end that looks cooler.

c)

Use tongs.

d)

Pour cold water on it.

125.

Personal eyeglasses provide as much protection as ________.

a)

A face shield.

b)

Safety goggles/glasses.

c)

Splash proof chemical goggles.

d)

None of these.

126.

The following footwear is required in the lab ________.

a)

Sandals.

b)

Open-toe shoes.

c)

Closed-toe shoes.

d)

Shoes appropriate for the weather.

127.

True or False:

IF acid splashes on your skin you should rinse ONLY with lots of water, no soap.

a)

True

b)

False

128.

True or False:

Return all unused chemicals to their original containers.

a)

True

b)

False

129.

True or False:

Chipped or cracked glassware is ok to use.

a)

True

b)

False

130.

You are required to wear goggles when ________.

a)

chemicals are used.

b)

heated glass is used.

c)

working with fire.

d)

chemicals, heated glass, or fire are being used.