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8th Grade Science State Exam Review

Total questions: 50

Worksheet time: 33mins

Name
Class
Date
1.
Organisms who receive their energy by consuming other organisms.
a)
Chloroplast
b)
Heterotroph
c)
Autotroph
d)
Phototropism
2.
The part of a cell that contains the chromosomes (wound up DNA) in eukaryotic cells.
a)
Chloroplasts
b)
Cell Wall
c)
Nucleus
d)
Homeostasis
3.
The genetic code for all of your traits.
a)
Nucleus
b)
DNA
c)
Chloroplast
d)
Recessive gene
4.
The organelle inside a plant cell that converts sunlight into energy.
a)
Chloroplast
b)
Photosynthesis
c)
Parasite
d)
Cell Wall
5.
The part of a plant cell that is rigid & permeable.
a)
Chloroplast
b)
Turgor Pressure
c)
Cell Wall
d)
Phototropism 
6.
The term used to define a cell that has a nucleus containing DNA.
a)
Prokaryote
b)
Eukaryote
c)
Autotroph
d)
Homeostasis
7.
The building up of an ecosystem after lava or glaciers have left nothing but rock.
a)
Secondary Succession
b)
Primary Succession 
c)
Natural Selection
d)
Adaptation
8.
A cell without a nucleus.
a)
Eukaryotic
b)
Prokaryotic
c)
Heterotroph
9.
Organisms who receive energy from dead or decaying matter.
a)
Prokaryotic
b)
Omnivore
c)
Heterotrophic
d)
Decomposers
10.
Rebuilding an ecosystem after a catastrophic event has occurred and soil is present.
a)
Primary Succession
b)
Secondary Succession
c)
Natural Selection
d)
Adaptations
11.
The trait that is always expressed.  It will hide or mask the other trait.
a)
Recessive
b)
Dominant
c)
Natural Selection
d)
Homeostasis
12.
Behavior patterns, or internal and external structures which allow an organism to survive and reproduce in their environment successfully.
a)
Adaptations
b)
Homeostasis
c)
Recessive traits
d)
Natural Selection
13.
Organisms who make their own energy by taking in light or chemicals.
a)
Heterotroph
b)
Phototropism
c)
Autotroph
d)
Heterotroph
14.
The trait that is hidden or masked by the other trait. 
a)
Dominant
b)
Eukaryotic
c)
Recessive 
d)
Homeostasis
15.
Successful traits are passed onto offspring through natural circumstances. 
a)
Natural Selection
b)
Primary Succession
c)
Secondary Succession
d)
Dominant
16.
This type of organism feeds on a host organism, causing harm to the host. 
a)
Decomposer
b)
Parasite
c)
Heterotroph
d)
Carnivore
17.
The organism's ability to maintain equilibrium in their body.
a)
Homeostasis
b)
Heterotroph
c)
Prokaryotic
d)
Autotrophic
18.
The process where plants use the light from the sun to convert carbon dioxide and water into glucose. 
a)
Phototropism
b)
Chloroplast
c)
Photosynthesis
d)
Prokaryotic
19.
Where are earthquakes most likely to occur?
a)
In the middle of plates
b)
In the oceans
c)
Along plate boundaries
d)
Anywhere on the Earth
20.
Why does the Earth orbit the Sun and not a planet in the solar system?
a)
The Sun is more massive than the planets so it's mass causes the gravitational pull.
b)
It just happened that way.
c)
The Earth pulls the Sun toward it  because it is so massive.
d)
The Earth is closer than the other planets so the distance causes the gravitational pull.
21.
Some resources are renewable and will not run out.  Some are finite and can't be renewed.  Which of these resources is non-renewable?
a)
solar
b)
hydroelectric
c)
wind
d)
oil
22.
Suppose you find fossils of dinosaurs on an island but no fossils of bird or mammal fossils found on the continent it broke off from  This information provides evidence of _________________.
a)
global warming
b)
seafloor spreading
c)
mountain building
d)
continental drift
23.
Which technology would be useful for studying moon phases
a)
Spectroscope
b)
Space Probe
c)
Telescope
d)
The international Space Station
24.

How do folded mountains form?

a)

They form when plate boundaries diverge.

b)

They form on the continent side of convergent boundaries.

c)

They form when plates collide or push against each other.

d)

They can form several different ways.

25.
You are testing to see if music helps
plants grow better. You divide the
plants into four groups.
 Plant Groups Group Music Type
 A jazz
 B classical
 C rock
 D none
What is group D called??
a)
the model group
b)
the control group
c)
the population group
d)
the experimental group
26.
Which states of matter have volume?
a)
solid and liquid
b)
solid, liquid, and gas
c)
liquid and gas
d)
solid and gas
27.
A girl collects rocks while at the beach.  She notices that the rocks are milky white and contain fossils.  What type of rock has she found?
a)
Sedimentary, because it contains fossils
b)
Sedimentary, because it is milky white
c)
Metamorphic, because it contains fossils
d)
Metamorphic, because it is milky white
28.
Which is an example of erosion?
a)
water sitting in a well
b)
magma rising in a volcano
c)
wind blowing sand on a beach
d)
heat melting rock underground
29.

Which two processes could result in the formation of high mountains with well-rounded peaks?

a)

volcanic eruptions and global warming

b)

earthquakes and tidal activity

c)

movement of tectonic plates and erosion

d)

production of greenhouse gases and weathering

30.

What is the order of the planets?

a)

Earth, Venus, Mercury, Jupiter, Saturn, Neptune, Mars, Uranus

b)

Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune.

c)

Uranus, Neptune, Earth, Mars, Mercury, Venus, Jupiter, Saturn

d)

Mars, Venus, Earth, Jupiter, Mars, Saturn, Neptune, Uranus

31.

Everything we touch is made of…

a)

Atoms

b)

Air

c)

Carbon

d)

Magic

32.

Why does the Earth have seasons?

a)

The Earth is tilted.

b)

The Earth moves closer to and farther away from the Sun

33.

What happens when a cold front approaches?

a)

Warm air is pushing under cold air and you can expect humid weather and lower temperatures.

b)

Warm air is pushing under cold air and you can expect humid weather and higher temperatures.

c)

Warm air rises, cools, and causes rain and possible thunderstorms.

d)

Cold air is pushed over warm air causing rain and possible thunderstorms.

34.

What is an ecosystem?

a)

How living and non-living organisms interact with each other

b)

The study of living organisms

c)

How creatures live and survive in the area around them

d)

The study of dead organisms and how they are decomposed

35.

What is a lunar eclipse?

a)

The Earth between the sun and the moon.

b)

The Moon between the sun and the Earth.

c)

The Moon between the sun and Jupiter.

d)

The Earth between the sun and Mercury.

36.

The states of matter are...

a)

Solid, liquid, gas

b)

Solid, melting, gas

c)

Freezing, melting, condensation, evaporation

37.

Is this a correct representation of the moon phases?

a)

Yes

b)

No

38.

If there was a drought, what effect would happen in the ecosystem?

a)

All the animals would thrive and populations would grow.

b)

There would be a decrease in some of the populations in the ecosystem.

c)

The populations would stay the same.

d)

Every population would be effected and the populations would decrease.

39.

This is an example of what type of relationship between organisms?

a)

Predation

b)

Commensalism

c)

Mutualism

d)

Competition

40.

What type of front is this?

a)

Warm front

b)

Cold front

c)

Stationary front

d)

Occluded front

41.

Atoms in a solid move…

a)

Quickly

b)

Slowly

c)

average

d)

They aren't moving at all.

42.

Both wolves and mountain lions prey on mule deer. What type of interaction does this describe?

a)

Predation

b)

Commensalism

c)

Mutualism

d)

Competition

43.

Both wolves and mountain lions prey on mule deer. What type of interaction does this describe?

a)

Predation

b)

Commensalism

c)

Mutualism

d)

Competition

44.

Gravity takes effect during which phase of the water cycle?

a)

Evaporation

b)

Condensation

c)

Precipitation

d)

Collection

45.

In order, what is the blue line and the red line?

a)

Warm front and cold front

b)

Cold front and warm front

c)

Cold front and occluded front

d)

Warm front and occluded front

46.

What does this illustration show?

a)

Predators/Prey

b)

Flow of energy

c)

Animals in the Arctic ecosystem

d)

What animals eat what animals

47.

What type of weather is associated with low pressure?

a)

Clear skies

b)

Storms

c)

High clouds

d)

Fog

48.
A relationship where one organism benefits and one organism is unaffected is called __________.
a)
mutualism
b)
commensalism
c)
parasitism
49.
Rocks are not living because
a)
they never move
b)
they aren't needed for humans
c)
they are not made of cells
d)
they don't break down
50.
Which structures are found in every living cell?
a)
cell membrane and cytoplasm
b)
chloroplasts and mitochondria
c)
a cell wall and nucleus
d)
chloroplasts and cell wall

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