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Worksheets

Question Bank for Grade 6 Science

Total questions: 215

Worksheet time: 3hrs 18mins

Name
Class
Date
1.
What kind of energy is in a moving skateboard?
a)
Potential
b)
Kinetic
2.
What kind of energy is in a rock at the edge of a cliff?
a)
Potential
b)
Kinetic
3.
Which is the best example that something has kinetic energy?
a)
a. a car parked on a steep hill 
b)
b. a tennis ball rolling across the court
c)
c. a picture hanging on the wall 
d)
d. a piece of coal before it's burned 
4.

Which point has the most potential energy?

a)

G

b)

F

c)

B

d)

A

5.
At which point is potential energy greatest?
a)
W
b)
X
c)
Y
d)
Z
6.
At which point is kinetic energy greatest?
a)
W
b)
X
c)
Y
d)
Z
7.
Energy due to motion is ____________ energy. 
a)
Potential 
b)
Energy
c)
Kinetic
d)
Friction
8.
The faster an object moves, the ________ kinetic energy it has. 
a)
more
b)
less
c)
none of the above
d)
all of the above 
9.
Energy can not be created or destroyed, only converted from one form to another.
a)
true
b)
false
10.
Energy stored in the height of an object is called ___________ potential energy.
a)
Elastic
b)
Chemical
c)
Gravitational
d)
Nuclear
11.

Which activity involved the energy transformation from chemical to potential energy?

a)
b)
c)
d)
12.

What energy transformations take place when a battery-operated radio is in use?

a)

Electrical to chemical to light

b)

Sound to chemical to mechanical

c)

Chemical to electrical to sound

d)

Light to electrical to thermal

13.

Which transformation of energy will occured when you turn on a hair dryer?

a)

electric to kinetic to thermal and sound

b)

chemical to thermal to light and sound

c)

nuclear to electrical to thermal and sound

d)

kinetic to light to thermal and sound

14.

State the correct energy transformation when you turn on a television?

a)

Electrical energy ----> light energy

b)

Electrical energy -----> light energy ----->sound energy

c)

Chemical energy ---->light energy-----> sound energy

d)

Light energy ----> chemical energy -----> sound energy

15.

Which transformation of energy occurs in a toaster?

a)

Electrical to kinetic energy

b)

Electrical to heat energy

c)

Thermal to mechanical energy

d)

Solar to electrical energy

16.

Which energy transformation occurs when you rubs your hands together rapidly?

a)

Electrical energy to thermal energy

b)

Electrical energy to chemical energy

c)

Thermal energy to kinetic energy

d)

Kinetic energy to heat energy

17.
What is the best example of electrical energy being transformed to thermal energy?
a)
A car driving down the road
b)
Turning on a lamp
c)
A person running
d)
Answering a cell phone
18.

What is the energy transformation that happens when using a toaster?

a)

Yes

b)

System

c)

Thermal > Chemical

d)

Electrical > Thermal

19.

What type of energy transformation occurs when heating up food on a grill?

a)

Chemical > Thermal

b)

Yes

c)

Electrical > Electromagnetic

d)

Chemical > Electric

20.

What is the transformation of energy that occurs when burning a candle?

a)

Mechanical > Electromagnetic

b)

Chemical > Thermal and Electromagnetic (light)

c)

Chemical > Mechanical

d)

Yes

21.

What is the energy transformation of a Wind Turbine Turning?

a)

Electromagnetic > Light

b)

Chemical > Mechanical

c)

Mechanical > Chemical

d)

Mechanical > Electricity

22.

What is the energy transformation when turning on a lamp?

a)

Chemical > Sound

b)

Electrical > Electromagnetic and Thermal

c)

Electrical > Chemical and Sound

d)

Yes

23.

What is the type of kinetic energy that occurs when playing loud music that creates vibrations and moves through multiple mediums (air, water, steel)?

a)

Mechanical

b)

Sound

c)

Electromagnetic

d)

Chemical

24.

A form of energy made available by the flow of electric charge through a wire

a)

Sound

b)

Mechanical

c)

Electrical

d)

Chemical

25.

A form of energy that exhibits wavelike behavior as it travels through space, part of the electromagnetic spectrum. Ex: sunlight, x-rays, microwave

a)

Sound

b)

Electromagnetic (Light)

c)

Chemical

d)

Electrical

26.

A student wants to model the Coriolis effect. She spins a globe and then uses a marker to draw a line on it while it spins. She begins drawing near the North Pole and moves her hand directly toward the Equator.

Which diagram best represents the line drawn on the globe?

a)

Z

b)

W

c)

Y

d)

X

27.

In the United States, weather patterns generally move in which direction?

a)

south to north

b)

east to west

c)

west to east

d)

north to south

28.

In general, air masses along the southern U.S. tend to be made up of high-pressure air. Air closer to the north pole tends to be low pressure air.

Why does the high pressure air from the south not blow straight to the north?

a)

Because the Earth's rotation turns the wind's path to the west.

b)

Because the Earth's rotation turns the wind's path to the east.

c)

Because winds blow from areas of low pressure to areas of high pressure.

d)

Because the Earth's surface is heated evenly, canceling out any pressure differences.

29.

A sample of water evaporates from the Earth's surface and becomes a gas. The gas expands and rises high into the atmosphere. Eventually, the gas condenses and falls back to the ground as rain.

The water's movement through the atmosphere is an example of _______, which is driven by the Sun's _______.

a)

conduction; heat

b)

convection; heat

c)

conduction; gravity

d)

convection; gravity

30.

The diagram shows the general pattern of air circulation in the atmosphere.

Many of the world's deserts are located at latitudes slightly below 30° N. This includes the region marked with an X on the map. Which of the following statements best explains this?

a)

Most of the moisture is removed from the air before it rises into the upper atmosphere.

b)

Air near the equator moves quickly as Earth rotates, so it cannot carry much moisture.

c)

The descending cooled air from the upper atmosphere contains very little moisture.

d)

Moist air near the equator tends to flow away from land and toward the oceans.

31.

Ocean currents and global wind patterns, which are caused by convection currents, most strongly affect a region's...

a)

day length.

b)

latitude.

c)

climate.

d)

population size.

32.

Convection currents, which affect weather and climate, are created by

a)

slow, constant tectonic movement.

b)

mining of the seafloor.

c)

erosion of ocean beaches.

d)

the uneven heating of the Earth.

33.

Which of the following factors drives all the weather on Earth, including large-scale storms and local weather systems?

a)

The Coriolis effect curves the motion of wind due to the Earth's rotation.

b)

The Sun heats up the air at different rates, and the atmosphere undergoes changes to equalize temperatures and pressures.

c)

The ocean holds thermal energy more efficiently than land.

d)

The greenhouse effect ensures that some thermal energy will always be trapped near the Earth's surface.

34.

The atmosphere is heated both by the Sun and by the Earth's surface. Water radiates heat differently than land, so the air temperature over the ocean is usually different than the air temperature over land.

The difference in air temperature over land compared to over water causes convection currents in the atmosphere. How would a person at the beach experience these convection currents?

a)

They would feel that the sand is hot.

b)

They would feel the heat of the Sun.

c)

They would feel that the water is cold.

d)

They would feel wind as the air moves.

35.

Solar energy heats the surface of the Earth, including the ground, rocks, and even roadways. As the temperature of these surfaces increases, heat energy is released back into the atmosphere, forming a pocket of warm air. As the warm air pocket rises, it is replaced by cooler air.

This process is responsible for many of the weather patterns in our atmosphere, and is known as

a)

convection.

b)

evaporation.

c)

transpiration.

d)

conduction.

36.

Radiation transfers energy from the Sun to various parts of the Earth and its atmosphere. What process is driven by this transfer of energy?

a)

the constant pattern of ocean tides

b)

the movement of tectonic plates across Earth's surface

c)

the spinning of Earth on its axis

d)

the global circulation of the atmosphere and oceans

37.

Convection currents, resulting from uneven heating of the Earth's surface, cause _______ to form.

a)

volcanoes

b)

mountains

c)

fossils

d)

wind

38.

Global winds are directly caused by the Earth's rotation and

a)

uneven precipitation rates.

b)

uneven heating of the Earth's surface.

c)

the Moon's phases.

d)

the release of carbon dioxide into the atmosphere.

39.

Marie drew a diagram to describe atmospheric convection.

What causes atmospheric convection?

a)

The Sun's energy cools the ground, cooling air at the surface and causing the air to sink.

b)

Energy from deep in the Earth heats the ground, heating air at the surface and causing the air to rise.

c)

Energy from deep in the Earth cools the ground, cooling air at the surface and causing the air to sink.

d)

The Sun's energy heats the ground, heating air at the surface and causing the air to rise.

40.

Look at the diagram.

If the primary source of atmospheric thermal energy on Earth is energy from the Sun, what conclusion can be made from the diagram?

a)

The atmosphere at the Earth's equator is always warmer than the atmosphere at its poles.

b)

The atmosphere of the Northern Hemisphere is always warmer than that of the Southern Hemisphere.

c)

The atmosphere at the Earth's poles is always warmer than the atmosphere at its equator.

d)

The atmosphere of the Southern Hemisphere is always warmer than that of the Northern Hemisphere.

41.

Global winds are found in each convection region. Because convection cells are in a set place in the atmosphere and the Earth is spinning on its axis, the winds appear to curve.


The apparent curving of the winds is called _______.

a)

the Curvature effect

b)

the global wind effect

c)

atmospheric curving

d)

the Coriolis effect

42.

The following image shows two jet streams in the Northern Hemisphere. The polar jet stream carries cold air. The subtropical jet stream carries warm air.


In the summer, the polar jet stream is usually north of the United States. In the winter, the polar jet moves down, often past the place marked with an "X". How will the weather at point X change as the polar jet moves from north of it to south of it?

a)

It will get cooler.

b)

It will get warmer.

c)

The weather will stay the same.

d)

The winds will change direction.

43.

When sunlight strikes the ground it warms the ground and the air near it. The warm air near the ground then rises as it expands. What does this process typically result in on the ground?

a)

Freezing conditions near the ground generate a high pressure system.

b)

Floodwater rushes in to cool the hot surface.

c)

Clouds push the warm air back to the ground.

d)

Cooler air rushes in to replace the rising warm air.

44.

The steam that can be seen coming out of a boiling kettle consists of condensing water droplets. These water droplets move upward with the hot water vapor coming out of the kettle.

The process of hotter air rising and cooler air falling is called convection. What role does convection play in the atmosphere?

a)

Convection currents distribute heat in the atmosphere.

b)

Convection prevents the air in the atmosphere from moving.

c)

Convection makes the air warmer at higher altitudes.

d)

Convection transfers heat from the atmosphere to the ocean.

45.

Which of the following are major influences on weather and climate?

a)

I, III, and IV only

b)

I, II, and III only

c)

II, III, and IV only

d)

I, II, and IV only.

46.

The atmosphere flows in large convection currents. What happens during atmospheric convection?

a)

Cool air rises, and warm air sinks.

b)

Warm air circles pockets of cool air.

c)

Warm air rises, and cool air sinks.

d)

Cool air circles pockets of warm air.

47.

When you feel wind, you are feeling the movement of Earth's atmosphere. Imagine that the pocket of atmosphere above your town is heated by the Sun.

Which of the following best describes the movement that will take place in that pocket of atmosphere?

a)

The heated air will vibrate in place, causing a swirling wind.

b)

There will be no movement; heated air does not have the energy move.

c)

The heated air will rise, and cooler air will move into its place.

d)

The heated air will sink down to the surface.

48.

Which biome is more biodiverse?

a)

Desert

b)

Grassland

c)

Tundra

d)

Rainforest

49.
What does biodiversity mean?
a)
Only one species in an area.
b)
The different amount of species in an area
c)
All abiotic life
d)
Nitrogen fixation
50.

Image "B" shows more biodiversity than image "A". Why?

a)

Because "B" shows more different species than image "A"

b)

Because image "B" has less different species than "A"

c)

"A" has a greater number of same species plants so this statement is wrong.

d)

Both images show the same biodiversity

51.
Why is biodiversity important in fighting disease in food crops?
a)
It prevents one disease from wiping out an entire food crop.
b)
It prevents habitat loss of native species.
c)
It provides different foods for different populations.
d)
It prevents fungal disease from wiping out corn crops.
52.
Currently sharks are on a rapid decline due to overfishing. If sharks go extinct will this affect the biodiversity of the ocean?
a)
No, sharks are not important.
b)
No, sharks will only affect the seal populations.
c)
Yes, it will disrupt the entire food chain in the ocean.
d)
Yes, but only a little.
53.
Why is biodiversity so important?
a)
Because all species depend on each other to survive, so if one becomes extinct another species that relies on it could go extinct as well
b)
Because it’s better to have only one variation of each species.
c)
Because it better to only have a few species on Earth.
d)
Honestly, I have no idea what biodiversity is!
54.

Which do you think has a higher species diversity biodiversity, a food chain or a food web?

a)

Food Chain

b)

Food Web

55.

Why is biodiversity in an ecosystem so important?

a)

Because it can help humans where to determine good places to develop farm land.

b)

Because places that have a healthy biodiversity are unaffected by major disturbances.

c)

Because having a high biodiversity allows ecosystems to withstand major changes.

d)

Because having a high biodiversity allows for fewer opportunities of competition for similar resources.

56.

What is happening to the biodiversity of the aquatic ecosystem as a result of the Great Barrier Reef dying?

a)

Increased

b)

Decreased

c)

Stayed the same

57.
Why do the populations of invasive species grow so quickly? 
a)

Invasive species are native to an area. 

b)
Invasive species are prey to many animals.
c)

Invasive species have no natural predators in the area.

d)
Invasive species keep the ecosystems in equilibrium.
58.
A tick and a dog have this type of relationship.
a)
mutualism
b)
commensalism
c)
neutralism
d)
parasitism
59.
Cattle egrets are birds that forage in fields among cattle. The egrets get easy access to food and the cattle don't care if they are there or not.
a)
mutualism
b)
commensalism
c)
competition
d)
parasitism
60.
Mistletoe extracts water and nutrients from the spruce tree to the tree's detriment (harm). 
a)
Mutualsim 
b)
Parasitism 
c)
Commensalism 
61.
The snake is a predator to what prey in this food chain?
a)
frog
b)
grass
c)
grasshopper
d)
hawk
62.
Why is a deer classified as a herbivore?
a)
A deer makes its own food.
b)
A deer eats only plants.
c)
A deer eats only animals.
d)
A deer eats plants and animals.
63.
Why is a racoon classified as an omnivore?
a)
A racoon eats only animals.
b)
A racoon eats only plants.
c)
A racoon makes its own food.
d)
A racoon eats plants and animals.
64.
What do the arrows show in a food chain picture?
a)
They always point to the smallest animals.
b)
They point to the animal that tastes the best.
c)
They always point to the producers.
d)
They point in the direction that energy is flowing.
65.
What is the name of the organism at the beginning of every food chain?
a)
producers
b)
consumers
c)
herbivores
d)
carnivores
66.

Which factor is most likely to cause the number of rabbits living in an area to increase?

a)

less water

b)

lack of shelter

c)

fewer predators

d)

limited food

67.

This diagram provides information on the diversity, in number of species, for four major groups of animals over time. What is the only group that experienced an increase of diversity between 413 million years ago and 265 million years ago?

a)

Mollusks

b)

Arthropods

c)

Echinoderms

d)

Chordates

68.

This graph presents data on the amount of land used by a certain city each year to bury solid waste. In the year 2000, the city started a recycling program to slow the increase of land needed for this purpose. What data would support the claim that this program effectively achieved its goal?

a)

Data showing that by the year 2010, more than 40% of the citizens were participating in the recycling program

b)

Data showing that the land used for burying solid waste in 2010 was less than 22 square kilometers

c)

Data showing that by the year 2010, there was five times more solid waste being buried than being recycled

d)

Data showing that the land used to build a recycling facility is greater than the amount of land used to bury solid waste

69.

What is precipitation?

a)

Sweat from our bodies on hot days

b)

Warm rain but not cold snow or sleet

c)

Gas that we use in furnaces or ovens

d)

Any form of water that falls from the sky

70.

The current state of the atmosphere right now.

a)

Climate

b)

Weather

c)

Meteorology

d)

Patterns

71.

During a cold front you are likely to experience...

a)

Thunderstorms

b)

Light drizzle

c)

Sunny Weather

72.
_____________ air is more dense and tends to sink
a)

cold

b)

warm

c)

moist

d)

dry

73.
When a cold front or a warm front stays in place for several days without invading another front, it is called a ______. 
a)

stationary front 

b)

 cold front 

c)

occluded front

d)

warm front 

74.

What type of air rises?

a)

Cool/cold air

b)

Warm/hot air

c)

dense air

d)

dry air

75.

The Coriolis Effect causes what phenomenon?

a)

Causes the Earth to rotate faster in the Spring.

b)

Causes the Earth's currents to change directions closer to the equator.

c)

Causes the Earth's winds to travel faster closer to the Poles.

d)

Causes the Earth's wind and water currents to appear curved.

76.

What type of heat transfer is the following?

Solar panels are used to collect sunlight for energy.

a)

Convection

b)

Conduction

c)

Radiation

d)

None of the above

77.

In the following example, identify the correct type of heat transfer:

You feel the warmth from the sun on your face.

a)

Convection

b)

Conduction

c)

Radiation

78.

In the following example, identify the type of heat transfer.

You hold an ice cube in your hand and it begins to melt.

a)

Radiation

b)

Convection

c)

Conduction

79.

Convection occurs in

a)

liquids and gases

b)

solids

c)

none of these

80.

The arrows in the pot represent _____.

a)

convection

b)

conduction 

c)

waves 

d)

radiation 

81.

Thermal energy always moves from object with ...

a)

no heat to objects with heat

b)

more kinetic energy to objects with less kinetic energy

c)

direct contact between them

d)

higher temperatures to objects with lower temperatures

82.

What is the energy in motion?

a)

Potential

b)

Thermal

c)

Kinetic

d)

Heat

83.

Why do we cook food over a fire?

a)

Heat rises due to convection.

b)

Heat rises due to conduction.

c)

Heat makes air molecules expand and fall.

d)

Heat makes water molecules expand and rise.

84.

What variable affect gravitational potential energy?

a)

gravity and speed

b)

velocity and height

c)

mass and velocity

d)

mass and height

85.

What variables affect kinetic energy?

a)

height and speed

b)

mass and velocity

c)

potential energy

d)

height and speed

86.

Which letter(s) represent the maximum kinetic energy?

a)

X and Z

b)

W and Y

c)

X

d)

W

87.

What is not an example of kinetic energy?

a)

The skateboarder going down the ramp

b)

A book sitting on the edge of the table

c)

A person dropping out of the plane

d)

A student walking to school

88.

Which of the following is considered a non-renewable resource?

a)

The energy of sunlight

b)

Water behind a dam

c)

Fossil fuels

d)

Wind energy

89.

Wind is a

a)

renewable resource

b)

nonrenewable resource

c)

not an energy resource

90.

The sun is a

a)

nonrenewable resource

b)

renewable resource

c)

not an energy resource

91.

Water is a

a)

nonrenewable resource

b)

renewable resource

c)

not an energy resource

92.
When a pendulum swings, at which point is kinetic energy highest?
a)
1
b)
2
c)
3
d)
4
93.

Which 2 letters have the most kinetic energy

a)

W & Y

b)

X & Z

c)

W & X

d)

X & Y

94.
How much potential energy is at the top of a hill on a rollar coaster ride
a)
100%
b)
50%
c)
0%
d)
20%
95.
As a pendulum swings from its highest to lowest position, what happens to its kinetic and potential energy? 
a)
Both the potential energy and kinetic energy decrease
b)
The potential energy decreases while the kinetic energy increases 
c)
The kinetic energy decreases while the potential energy increases 
d)
Bothe the potential energy and kinetic energy increase 
96.
Gravitational potential energy depends on the ________ and ________ of the object. 
a)
Height and mass
b)
Friction and movement
c)
Mass and Movement
d)
Height and Friction 
97.
At which point is potential energy greatest?
a)
W
b)
X
c)
Y
d)
Z
98.

How could you change the design of the track to increase the gravitational potential energy at C?

a)

Decrease the height of A

b)

Increase the height of C

c)

Decrease the height of C

d)

Decrease the drop at D

99.

The original source of energy for all organisms in a food web is...

a)

plants

b)

sun

c)

producers

d)

decomposers

100.

Decomposers get energy from...

a)

the sun

b)

eating plants

c)

eating animals

d)

dead things and waste

101.

Producers are ...

a)

plants

b)

animals

c)

also called decomposers

d)

all of these are true

102.

Arrows in a food web show

a)

eating

b)

sunlight

c)

energy flow

d)

matter

103.

Who is the producer?

a)

lettuce

b)

greenfly

c)

ladybird

d)

thrush

104.

What is a producer?

a)

an organism that gets energy from eating other organisms

b)

an organisms that uses sunlight to make its own food

c)

an organism that gets energy from eating dead organisms, non-living material or waste

105.

An animal that hunts other animals for food is a ___________

a)

herbivore

b)

predator

c)

prey

d)

producer

106.

What is a herbivore?

a)

an animal that gets energy from eating other animals

b)

an organism that gets energy from eating only plants

c)

an animal that gets energy by eating both plants and other animals

107.

An organism that gets energy from eating other organisms is a ______________

a)

producer

b)

consumer

c)

decomposer

108.

An animal that is hunted and eaten for food is a

a)

predator

b)

prey

109.

What is a carnivore?

a)

an animal that gets energy by eating other animals

b)

An animal that gets energy by eating only plants

c)

an animal that gets energy by eating both plants and animals

110.

Which of the following is NOT a consumer

a)

grass

b)

dog

c)

shark

d)

fish

111.

Which of the following is a living part of the ecosystem?

a)

Air

b)

Sunlight

c)

Mushroom

d)

Soil

112.

This type of consumer eats a primary consumer.

a)

vegans

b)

primary producer

c)

secondary consumer

d)

tertiary consumer

113.

This type of consumer

eats a producer. (herbivores)

a)

Primary Consumer

b)

Secondary Consumer

c)

Tertiary Consumer

d)

Vegan Consumers

114.

This is an example of a producer because it makes its own food.

a)

venus fly trap

b)

bacteria

c)

algae

d)

toadstools

115.

These helps to break down

dead or decaying matter.

a)

producers

b)

predators

c)

plants

d)

decomposers

116.

A field mouse eats seeds,

a snake eats the field mouse, & a hawk eats

a snake

This is called a...

a)

food web

b)

food link

c)

energy chains

d)

food chain

117.

meat eaters

a)

herbivores

b)

omnivores

c)

Carnivores

d)

Producers

118.
A producer?
a)
Eats other plants and animals
b)
Makes its own food
c)
Eats dead plants or animals
d)
Makes toys for kids
119.
A consumer?
a)
Makes its own food
b)
Eats dead plants and animals
c)
Eats plants and other animals for energy
d)
Buys toys for kids
120.
A decomposer?
a)
Eats dead plants or animals and breaks down to put nutrients in the soil
b)
Eats plants or other animals for food
c)
Makes its own food
d)
Machine that gathers trash
121.

This organism draws its water from the ground, traps sunlight in its chlorophyll, and makes glucose (sugar) in broad green parts of its body. Is it a...

a)

Producer

b)

Consumer

c)

Decomposer

122.

Frog. Is it a....

a)

Producer

b)

Consumer

c)

Decomposer

123.

Earthworm. Is it a...

a)

Producer

b)

Consumer

c)

Decomposer

124.
Fungi. Is it a...
a)
Producer
b)
Consumer
c)
Decomposer
125.
Pine Tree. Is it a...
a)
Producer
b)
Consumer
c)
Decomposer
126.
Which is carnivore?
a)
Shark
b)
Zebra
c)
Hippo
d)
Tree
127.

What is a carnivore?

a)

A consumer that eat plants

b)

A consumer that eats other animals

c)

A consumer that eats animals and plants

128.

What is an Omnivore?

a)

An consumer that eats other animals ONLY.

b)

A consumer that eats both plants and animals

c)

A consumer that eats dead things

129.
What is this?
a)
Carnivore 
b)
Herbivore 
c)
Ombnivore
d)
Scavanger 
130.
An organism that is killed and eaten by another organism
a)
Predator
b)
Prey
c)
Competition
d)
Adaptation
131.

Barn owls hunt shrews. In this example what is a barn owl?

a)

Herbivore/Predator

b)

Carnivore/Prey

c)

Carnivore/Predator

132.
Which of the following would be considered to be prey?
a)
an animal that has to hunt for its food
b)
an animal that is eaten by another animal
c)
an organism that makes it own food
d)
an organism that feeds on the blood of another animal
133.
A consumer that hunts is called:
a)
a producer.
b)
an omnivore.
c)
a predator.
d)
a herbivore.
134.
How do consumers get their energy? 
a)
laying in the sun
b)
eating other organisms 
c)
providing food for other organisms
d)
surviving in an ecosystem 
135.
If a hawk eats a snake, the snake is the...
a)
Predator
b)
Alpha
c)
Prey
d)
Mutualistic partner
136.
What role does the mouse play?
a)
Predator
b)
Prey
137.

Monkeys cry out a warning when a predator is near, giving the other members of the troop a chance to escape.

a)

Visual

b)

Chemical

c)

Tactile

d)

Auditory

138.

Auditory communication is when animals communicate through what?

a)

Making sound

b)

Displaying something that can be seen

c)

Leaving behind a scent that can be smelt later

d)

Contact (touch) with another animal

139.

Young chimpanzees display the "fear grin" when approaching a dominant male in their troop to indicate they accept the male's dominance.

a)

Visual

b)

Chemical

c)

Tactile

d)

Auditory

140.

The bright coloration of the poison dart frog is communicating what to other organisms?

a)

It is scared

b)

It sees food

c)

It is poisonous

d)

It wants to mate

141.

Chemical communication is when animals communicate through what?

a)

Making sound

b)

Displaying something that can be seen

c)

Leaving behind a scent that can be smelt later

d)

Contact (touch) with another animal

142.

Male deer rub their antlers on the base of a tree leaving their scent behind.

a)

Visual

b)

Chemical

c)

Tactile

d)

Auditory

143.

A dog baring its teeth and barking whenever another dog is around is communicating what to the other dog?

a)

It is ready to mate

b)

It sees food

c)

It is defending its territory

d)

It is scared

144.

What is an advantage of using auditory communication?

a)

Information is sent fast and can travel around barriers

b)

Is long lasting

c)

Works in noisy environments

d)

Can stay in one place for long periods of time

145.

Visual communication is when animals communicate through what?

a)

Making sound

b)

Displaying something that can be seen

c)

Leaving behind a scent that can be smelt later

d)

Contact (touch) with another animal

146.

Bullfrogs croak to attract female frogs as mates.

a)

Visual

b)

Chemical

c)

Tactile

d)

Auditory

147.

Tactile communication is when animals communicate through what?

a)

Making sound

b)

Displaying something that can be seen

c)

Leaving behind a scent that can be smelt later

d)

Contact (touch) with another animal

148.

Peafowl display their colorful plumes to communicate what?

a)

It is dangerous

b)

It sees a predator

c)

It is ready to mate

d)

It is scared

149.

What is a disadvantage of using tactile communication?

a)

Information doesn't travel fast

b)

Only works during the day

c)

Not useful in noisy environments

d)

Only works over small distances (within reach)

150.

Lions fight younger male offspring to communicate what?

a)

They need food

b)

Establishing dominance

c)

They found new territory

d)

They're poisonous

151.

What is a disadvantage of an animal using chemical communication?

a)

Information is not long lasting

b)

Only works over small distances (within reach)

c)

Information is sent slowly, difficult in windy situations

d)

Can be blocked by barriers

152.

What is an advantage of an animal using visual communication?

a)

The information is sent fast and at a long distance

b)

Information is long lasting even after the animal is gone

c)

Information can travel around barriers

d)

Information can be used day or night

153.

A hollow, sealed glass sphere contains sand, water, air, algae, and tiny brine shrimp. The sphere is a model ecosystem. Which of these is a biotic factor of this ecosystem?

a)

air

b)

algae

c)

sand

d)

water

154.

Refer to the diagram. Which list includes abiotic factors only?

a)

Items A, C, D

b)

Items B, C, E

c)

Items A, D

d)

Items A, B, C, D, E

155.

Which of these is a biotic factor in a river ecosystem?

a)

the types of microorganisms that live in the river water

b)

the amount of soil and other particles carried by the river

c)

the speed at which the river water flows toward the ocean

d)

the amount of rain that flows off the land and into the river

156.

In many desert ecosystems, days are hot and nights are cold. Water is scarce, so animals seek water wherever possible. The spines of a cactus are actually leaves adapted to conserve water. The cactus plants have also adapted to live in thin, sandy soil. Which of the following is a biotic component of a desert ecosystem?

a)

the thin, sandy soil

b)

the wide temperature range

c)

the scarcity of water

d)

the spiny cactus leaves

157.

Which of the following is a biotic factor in an ocean ecosystem?

a)

the salt content of the water

b)

the temperature of the water

c)

the fish in the water

d)

the oxygen in the water

158.

Which of the following MOST completely describes the components of a pond ecosystem?

a)

the soil and water that make up the pond

b)

the organisms and non-living environment in and around the pond

c)

the plants and animals that live in and around the pond

d)

the fish and other aquatic animals in the pond

159.

Drought, erosion, flood, and prolonged heat spells are examples of —

a)

communities

b)

biotic factors within an ecosystem which affect abiotic components

c)

populations

d)

abiotic changes within an ecosystem which can affect biotic factors

160.

An abiotic component of an ecosystem is represented by the —

a)

bats under a bridge in Austin, Texas

b)

population of deer on a deer lease in Central Texas

c)

attack on a wheat field by fungus

d)

monthly average rainfall in Texas

161.

What terms should replace X and Y in the table?

a)

elements; compounds

b)

abiotic; biotic

c)

microscopic; macroscopic

d)

natural; man-made

162.

Which statement below refers only to biotic components in an ecosystem?

a)

Evaporation, transpiration, and precipitation are complex processes that cycle water between the atmosphere and the Earth's surface.

b)

Photosynthesis and respiration are not considered atmospheric processes.

c)

Vegetation is an indicator of several environmental factors, including precipitation, temperature, soil, geology, and wind.

d)

In Yellowstone Park, shrubs have expanded their range into large areas formerly populated by short grasses, due to overgrazing and trampling by livestock.

163.

What is the difference between the biotic and abiotic factors?

a)

Biotic factors are living things and abiotic factors are nonliving things.

b)

Biotic factors are nonliving things and abiotic factors are living things.

164.

Temperature is an example of what kind of factor?

a)

biotic

b)

abiotic

c)

dead

d)

living

165.
What are the biotic factors in this image?
a)
sunlight, elephants, and grasses
b)
sunlight, water,  and air
c)
elephants, plants, trees 
166.

What are the abiotic factors in this image?

a)

water, sunlight, dirt, air

b)

birds, trees, and sunlight

c)

water, trees, and birds

167.
_______________ are the living factors in an environment and may include food sources and other populations.
a)
Community
b)
Competition
c)
Biotic factors
d)
Population
168.
When predator numbers decrease, prey numbers ____________ because fewer of them are being consumed.
a)
decrease
b)
increase
c)
stay the same
d)
divide in half
169.
A certain plant needs moisture, carbon dioxide, oxygen, light, and minerals to survive. This scenario shows that this particular living organism depends on .
a)
Biotic and Abiotc Factors
b)
Biotic Factors 
c)
Abiotic Factors 
d)
None of the Above
170.
The smallest unit of life that can sustain itself is called...
a)
an organism.
b)
the biosphere.
c)
a population.
d)
a community.
171.

A group of the same organisms living together in the same place at the same time is:

a)

An organism

b)

A population

c)

A community

d)

A biome

172.

What are groups of different populations living togther in the same place at the same time called?

a)

An organism

b)

A population

c)

A community

d)

A biosphere

173.

What is it called when you have groups of different populations along with their abiotic factors?

a)

An organism

b)

A population

c)

A community

d)

An ecosystem

174.

Together, all the ecosystems on Earth form...

a)

a community.

b)

a biome.

c)

a biosphere.

d)

an Earthsphere.

175.
A duck, a dragonfly, a morel mushroom and a bobcat are all examples of...
a)
organisms.
b)
populations.
c)
communties.
d)
ecosystems.
176.
Andrea is on the grils cross country tream. She is heading out for a run when she comes across 20 Canadian geese.  What level of organization is this group of Canadian geese?
a)
organism
b)
population
c)
community
d)
biome
177.

What is a group of ecosystems that share similar climates and types of organisms called?

a)

A community

b)

A biome

c)

An ecosystem

d)

A biosphere

178.

The organisms in a community, as well as all of the nonliving aspects of the environment are a(n):

a)

Population

b)

Community

c)

Habitat

d)

Ecosystem

179.

Living factors or organisms that affect an ecosystem are

a)

abiotic factors

b)

species

c)

trophic level

d)

biotic factors

180.

What are the biotic factors in this image?

a)

sunlight, elephants, and grasses

b)

sunlight, water, and air

c)

elephants, plants, trees

181.

An ecosystem contains living and nonliving things.

a)

True

b)

False

182.

Which of the following is a population?

a)

hawks, barred owls, and eagles on NC coast

b)

mountain stream

c)

all the frogs in a pond

d)

blue-tailed skinks (lizards) around a barn

183.

What level of organization can be seen here?

a)

Species

b)

Population

c)

Community

d)

Ecosystem

184.
What level of organization can be observed in the image?
a)
Species
b)
Population
c)
Community
d)
Ecosystem
185.

Which of the following levels of organization is the most complex?

a)

organism

b)

population

c)

community

d)

ecosystem

186.
Multiple organisms of the same species describes a
a)
organism
b)
population
c)
community
d)
ecosystem
187.

Gradual, natural change in an ecosystem over time:

a)

Succession

b)

Movement

c)

Evolution

d)

Change

188.

After a volcano destroys the land, ________________ succession takes place.

a)

Secondary

b)

Primary

c)

Tertiary

d)

Important

189.

The first species to live in a land, after destruction, are:

a)

Oregon Trail species

b)

Primary consumers

c)

Pioneer species

190.

A pattern of change after existing ecosystem is destroyed, such as clearing for farming.

a)

Evolution

b)

Secondary Succession

c)

Primary Succession

191.

Primary succession takes ____________ time than secondary succession.

a)

More

b)

Less

c)

Same

192.

A new island is formed after a volcano erupts.

What is the order that things would grow?

a)

Tree, grass, moss

b)

Lichen, Grass, Shrub, Tree

c)

Lichen, Shrub, Moss, Tree

d)

Shrub, grass, moss, tree

193.

The first plants to grow on bare rock are:

a)

Pioneer species

b)

large trees

c)

succession community

194.

After an area was cleared for farmland 100 years ago, it has completely regrown large trees. This is an example of:

a)

Evolution

b)

Ecology

c)

Primary Succession

d)

Secondary Succession

195.

What type of organism would typically grow on bare rock?

a)

Moss and lichen

b)

Grass

c)

Oak trees

d)

Shrubs

196.

Would an oak tree be one of the first or last species to grow?

a)

First

b)

Last

197.

What animals would be first to enter a new ecosystem?

a)

Insects

b)

Bears

c)

Foxes

d)

Elk

198.

Barnacles create home sites by attaching themselves to whales. In this relationship, the whales are neither harmed nor benefited. What type of symbiosis is this relationship?

a)

parasitism

b)

commensalism

c)

mutualism

199.

Egrets feed in fields among cattle. The egrets get easy access to the insects that are stirred up by the cattle, and the cattle do not care if the egrets are there or not. What type of symbiosis is this relationship?

a)

mutualism

b)

commensalism

c)

parasitism

200.

Honey guide birds alert and direct badgers to bee hives. The badgers then expose the hives and eat the honey first. Then the honey guide birds eat what is left. What type of symbiosis is this relationship?

a)

mutualism

b)

commensalism

c)

parasitism

201.

Remoras attach themselves to the bodies of sharks. They then travel with the shark and feed on the leftover scraps from the sharks' meals. What type of symbiosis is this relationship?

a)

commensalism

b)

mutualism

c)

parasitism

202.

As buffaloes walk through grass, insects become active so they are spotted by and then eaten by cowbirds. What type of symbiosis is this relationship between the buffaloes and cowbirds?

a)

commensalism

b)

mutualism

c)

parasitism

203.

A cuckoo may lay its eggs in a warbler's nest. The cuckoo's young will displace the warbler's young and end up being raised by the warbler. What type of symbiosis is this relationship?

a)

Parasitism

b)

Commensalism

c)

Mutualism

204.

Wrasse fish feed on the parasites found on the body of black sea bass. What type of symbiosis is this relationship?

a)

Mutualism

b)

Commensalism

c)

Parasitism

205.

Hermit crabs live in shells that are made and then abandoned by snails. What type of symbiosis is this relationship?

a)

Commensalism

b)

Mutualism

c)

Parasitism

206.

Spider crabs live on the shallow ocean floor. Algae lives on the crabs. The algae helps the crabs blend in and the algae gets a good place to live. What type of symbiosis is this relationship?

a)

Commensalism

b)

Mutualism

c)

Parasitism

207.

In a mutualism relationship, both organisms are ---

a)

benefited.

b)

unaffected.

c)

harmed.

208.

In a parasitic relationship, one organism is ______ and the other organism is benefiting.

a)

benefited

b)

harmed

c)

unaffected

209.

Commensalism is where one organism is benefiting and the other organism is ---

a)

unaffected.

b)

benefited.

c)

harmed.

210.

An organism that lives on or in another organism and causes it harm is called ---

a)

a host.

b)

a parasite.

c)

a virus.

211.

A tapeworm lives in the intestines of its host. Which example best describes the relationship between the tapeworm and its host?

a)

The tapeworm benefits from its host; however, the host is not affected.

b)

The tapeworm does not benefit from its host, but the host does benefit.

c)

The tapeworm benefits from its host, and the host is negatively affected.

212.

Ostriches and gazelles feed next to each other. They both watch for predators. Because the visual abilities of the two species are different, they can each identify threats that the other animal may not see as readily. Both species benefit. This is an example of which type of symbiosis?

a)

Commensalism

b)

Mutualism

c)

Parasitism

213.

Clown fish live among anemones, acting as a lure for the sea anemone's prey. The clown fish get protection and shelter from the anemone. This is an example of which type of symbiosis?

a)

Commensalism

b)

Mutualism

c)

Parasitism

214.

Mistletoe extracts water and nutrients from the spruce tree to the detriment of the spruce. This is an example of which type of symbiosis?

a)

Commensalism

b)

Mutualism

c)

Parasitism

215.

A bee and a flower work together to benefit each other. This is an example of a ______. The bee helps the flower by pollinating it and the flower helps the bee by providing it with nectar.

a)

commensalism relationship

b)

parasitic relationship

c)

mutualism relationship

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