Transcript EOG Review

Students will need a calculator and a
periodic table!
EOG Review
Science
th
8
grade
An atom is composed of protons,
electrons, and neutrons. What is the
electric charge on the proton?
1.
2.
3.
4.
0
-1
+1
+2
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4
The organelle that is responsible for
making glucose is the ____
1.
2.
3.
4.
Mitochondria
Chloroplast
Ribosome
Lysosome
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1
0%
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2
3
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4
The cellular process that breaks down
glucose to produce energy is______
1.
2.
3.
4.
Respiration
Photosynthesis
Mitochondria
Chloroplast
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15
1
0%
0%
2
3
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4
Which of the following is not one of the
statements of the Cell Theory?
1.
All living things are made
up of one or more cells.
2. Cells perform basic life
functions.
3. Cells come from other
living cells.
4. All cells are capable of
making glucose.
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1.
2.
3.
4.
Most cells obtain water through
which process?
Diffusion
Osmosis
Exocytosis
Active transport
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A substance that is made up of two
or more elements is called ____
1.
2.
3.
4.
An element
A compound
A mixture
A solution
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1
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3
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Which process involves an increase in
the size of an individual cell or a
multi-cellular organism?
1.
2.
3.
4.
regulation
reproduction
meiosis
protein synthesis
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1
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3
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4
Hillary goes to the doctor for a routine
check-up and is surprised to find out that she
has the varicella virus in her blood. Because
she has not exhibited any symptoms of this
disease, Hillary is considered to be ____
1.
2.
3.
4.
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A vector
A carrier
Quarantined
Not contagious
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4
Animal cells and plant cells differ
because plant cells ____
1. Have mitochondria, and
animal cells do not.
2. Have nuclei, and animal
cells do not.
3. Have cell walls, and
animal cells do not.
4. Have lysosomes, and
animal cells do not. 0%
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1
0%
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2
3
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4
If an irregular shaped object has a
volume of 22cm3 and a mass of 44 g,
what is the object’s density?
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0%
0%
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30
1.
2.
3.
4.
2 g/cm3
11 g/cm3
0.5 g/cm3
968 g/cm3
What best describes how water moves
in one continuous column from a
plant’s roots to its leaves?
1. Density and buoyancy
2. Polarity and surface
tension
3. Cohesion and adhesion
4. Polarity and cohesion
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0%
1
2
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4
Mary noticed that plants grew taller in her sunny front
yard than in her shady backyard. She decides to perform
an experiment that tests the amount of light and its effect
on plant growth. Which of the following would be the
best hypothesis for her experiment?
1.
2.
3.
4.
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If the amount of light that a plant is
exposed to increases, then the plant will
grow less.
If the amount of light that a plant is
exposed to decreases, then the plant will
grow more.
If the amount of light that a plant is
exposed to increases, then the plant will
grow more.
If the amount of water that a plant is
given increases, then the plant will grow
more.
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Tectonic plates make up which of the
following layers of the Earth?
1. The crust only
2. The mantle only
3. The crust and the
top portion of the
mantle
4. The top portion of
the mantle and all
of the core
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3
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4
Where would a plant cell store any
excess glucose or water?
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0%
0%
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1.
2.
3.
4.
The golgi apparatus
The cytoplasm
The central vacuole
The cell membrane
Which part of the experiment does the
person performing the experiment have
control over?
1. The independent
variable
2. The dependent
variable
3. The results
4. The conclusion
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0%
1
0%
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2
3
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4
Which of the following statements
about viruses is false?
1. Viruses are smaller
than bacteria.
2. Viruses are not
considered living or
nonliving.
3. Viruses can reproduce
on their own.
4. Viruses cause disease.
15
0%
1
2
3
4
The atomic number of an atom is the
number of ____
1. Protons
2. Neutrons
3. Protons and neutrons
combined
4. Electrons and
neutrons combined
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1
0%
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2
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An ion is an atom ____
1.
2.
3.
4.
That has an unequal number of
protons and electrons.
That has an unequal number of
protons and neutrons.
That has the same number of
protons and neutrons.
That has the same number of
protons and electrons.
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2
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Which of the following is true regarding
photosynthesis and respiration?
1.
2.
3.
4.
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Photosynthesis occurs in the
mitochondria; respiration
occurs in the chloroplasts.
Photosynthesis breaks down
glucose; respiration makes
glucose.
Photosynthesis occurs in the
chloroplasts; respiration
occurs in the mitochondria.
All cells can undergo both
photosynthesis and
respiration.
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3
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4
What type of ecosystem is formed in
areas where salty ocean water mixes with
fresh water from rivers?
1.
2.
3.
4.
Coral reef
Estuary
Intertidal zone
Benthic zone
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1
0%
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3
0%
4
10
Particles floating in water that may
make the water cloudy is known as ___
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0%
0%
0%
1.
2.
3.
4.
Concentration
Turbidity
Cohesion
Adhesion
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Which of the following is a change in
physical composition?
1.
A brick being ground
up into fine dust.
2. A purple substance
forming when iodine is
added to cornstarch.
3. Vinegar bubbling when
baking soda is added.
4. An iron nail rusting.
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3
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Which of the following is a change in
chemical composition?
1.
An aluminum cube is
rolled into a flat sheet.
2. Liquid water freezing to
form solid ice.
3. Solid butter melting on
the stove.
4. A white precipitate
forming as a result of
the combination of two
liquids.
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2
3
4
10
What kind of bond would you expect
between H, S and O?
1.
2.
3.
4.
Covalent
Metallic
Ionic
None
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1
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3
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Which of the following is not one of
the three processes of the hydrologic
cycle?
1.
2.
3.
4.
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Condensation
Evaporation
Collection
Precipitation
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2
3
4
Where is most freshwater located on
Earth?
1. Polar ice
caps/glaciers
2. Groundwater
3. Rivers
4. Lakes
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1
0%
0%
2
3
0%
4
An atom is composed of protons,
neutrons, and electrons. What is the
electric charge on an electron?
0%
0%
0%
0%
15
1.
2.
3.
4.
0
+1
-1
+2
Bacteria are organisms that lack which
organelle?
1.
2.
3.
4.
Cell membrane
Mitochondria
Cytoplasm
Nucleus
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1
0%
0%
2
3
0%
4
Which of the following statements is true
regarding prokaryotic cells and eukaryotic
cells?
1.
2.
3.
4.
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Prokaryotic cells have a nucleus;
eukaryotic cells do not have a
nucleus.
Prokaryotic cells are able to make
glucose; eukaryotic cells are not.
Prokaryotic cells do not have a
nucleus; eukaryotic cells have a
nucleus.
Prokaryotic cells are not able to
0%
make glucose; eukaryotic cells
1
can.
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0%
2
3
0%
4
The process of cells making
glucose and oxygen is known as__
1.
2.
3.
4.
Respiration
Photosynthesis
Mitochondria
Chloroplasts
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2
3
4
Which of the following statements is
false regarding bacteria?
1. Bacteria have DNA.
2. Bacteria are capable
of reproducing.
3. Bacteria are not
made of cells.
4. Bacteria can be
killed with
antibiotics.
15
0%
1
0%
0%
2
3
0%
4
How many protons does calcium
(Ca) have?
1.
2.
3.
4.
15
19
20
21
22
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2
3
4
Which of the following is not one of
the main categories of elements on
the periodic table?
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0%
0%
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1.
2.
3.
4.
Nonmetals
Transition metals
Metals
Metalloids
The elements in the periodic table
are organized by___
1. Their atomic
numbers.
2. Their names.
3. Their atomic mass
numbers.
4. Their activity levels.
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2
3
4
Which of the following statements is
true regarding cellular respiration?
1.
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Respiration occurs in
the chloroplasts of cells.
2. Respiration produces
glucose for the cells to
use.
3. Oxygen is used to
break down glucose to
get energy.
4. Carbon dioxide is used
to break down glucose
to get water.
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2
3
4
Mosquitoes and ticks are animals that
spread disease to humans. There are
considered ______ of West Nile and
Lyme disease respectively.
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0%
0%
0%
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1.
2.
3.
4.
carriers
vectors
pathogens
fungi
Which level of organization is
missing from this grouping: cell,
tissue, ______, organ system,
organism?
1.
2.
3.
4.
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Atoms
Organ
Organelle
Molecules
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4
At 6:00, approximately how many
bacteria are in the culture?
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1.
2.
3.
4.
3,000
4,000
5,000
8,000
At approximately what time are there
22,000 bacteria cells?
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1.
2.
3.
4.
6:00
8:00
7:00
9:00
If the bacteria cells are doubling every
hour, approximately how many bacteria
cells will there be at 10:00?
1.
2.
3.
4.
47,000
78,000
54,000
88,000
0%
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What is the best explanation for the
rapid bacteria growth?
1.
15
The bacteria cells were
infected with a virus causing
them to reproduce rapidly.
2. Bacteria cells reproduce
rapidly through binary
fission.
3. Bacteria cells reproduce
quickly through mitosis and
cytokinesis.
4. Bacteria cells divide every 3
hours to produce new cells.
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2
3
4
What is the best way to prevent
bacterial infection in a cut?
1. Vaccinations from the
doctor.
2. Stay home until the cut
heals so you are not
exposed to bacteria.
3. Wash the cut with soap
and water.
4. Do not cover the
wound, leave it open to 0%
the air.
15
1
0%
0%
2
3
0%
4
Looking at the column that says maximum
amount allowed, what does ppm represent?
1.
2.
3.
4.
Parts per molecule
Parts per million
Portions per minute
Portions per million
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2
3
4
1.
2.
3.
4.
Which two contaminants can cause
problems for kidneys?
Mercury and Copper
Nitrates and Copper
Cyanide and Mercury
Nitrates and Cyanide
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4
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A large number of people from the town
Andersonville have developed thyroid problems.
This town is known for its numerous steel factories.
What might investigators conclude after some
research?
1.
2.
3.
4.
There is too much copper in the water.
There is too much cyanide in the water.
There is not enough mercury in the water.
There are a lot of sick people in this town.
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3
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4
15
Considering the maximum amount
allowed, which chemical is the most
dangerous?
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1.
2.
3.
4.
Copper
Mercury
Cyanide
Nitrates
Looking at the data table, which of the
following statements is NOT true?
1.
2.
3.
4.
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Runoff from fertilizer can enter water and cause infants to
become sick.
Thyroid problems can be contributed to cyanide poisoning.
Kidney damage can be caused by multiple contaminants.
Only factories and farms can cause water contamination.
1
15
2
3
4
Which describes the hydrosphere?
1. Most of it contains
salt.
2. It is made of only
freshwater.
3. All of it is located
above ground.
4. It is formed by a
climate change.
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15
2
3
4
Which condition in the ocean is most
responsible for an increase in the fish
population near the surface?
1.
2.
3.
4.
Buoyancy
Density
Salinity
Upwelling
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2
3
4
Which pair of organisms represents a
connection between aquatic and
terrestrial food webs?
1. Whales and
plankton
2. Seagulls and
oysters
3. Spiders and
mosquitoes
4. Humans and coral
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0%
1
0%
0%
2
3
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4
Which tool is used to determine
precipitation amounts?
1.
2.
3.
4.
15
Balance scale
Hygrometer
Rain gauge
Thermometer
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2
3
4
Which is evidence that elements chemically
react to form new compounds?
1. Melting a solid
2. Freezing a liquid
3. Moving a piece of
metal with a
magnet
4. Pouring two
liquids together to
create a solid
15
0%
1
0%
0%
2
3
0%
4
Which property of metals allows them to
be used to make coins that have the same
thickness?
1. Electrical
conductivity
2. Density
3. Malleability
4. Specific heat
15
0%
1
2
3
4
Which best describes why metals are used
for making pots and pans that are used for
cooking?
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0%
0%
0%
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1. Metals have low specific heats and high
melting points.
2. Metals have high specific heats and low
melting points.
3. Metals have low specific heats and low
melting points.
4. Metals have high specific heats and
high melting points.
Which best describes the physical change of an
aluminum soda can after it is crushed?
1. There is a change in
the mass of the can.
2. There is a change in
the weight of the can.
3. There is a change in
the volume of the can.
4. There is a change in
the specific heat of the
can.
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0%
1
2
3
4
A chemical reaction produces two new
substances, and each product has a mass
of 25 grams. What was the total mass of
the reactants?
1.
2.
3.
4.
25 grams
50 grams
75 grams
100 grams
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0%
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2
3
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4
Which factor best explains why some
people will react differently than others to
the same dose of an antibiotic?
1.
2.
3.
4.
High potency
Low concentration
Individual exposure
Individual
susceptibility
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2
3
4
If a farmer decides to have a pesticide-free
farm, which is most likely the result of this
choice?
1.
2.
3.
4.
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The famer’s crops will yield more
than if pesticides had been applied.
The farmer’s crops will yield the
same amount whether or not
pesticides have been applied.
Insects may eat a larger percentage
of the farmer’s crops, causing a
lower harvest than if pesticides had
been applied.
Insects may eat a lower percentage
of the farmer’s crops, causing a
higher harvest than if pesticides had
been applied.
0%
1
2
3
4
Which is the best evidence that two
continents were once connected?
1. They have similar
types of rocks and
fossils.
2. They are in the same
stage of succession.
3. They exist along the
same line of
latitude.
4. They have the same
15
climate.
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1
0%
0%
2
3
0%
4
What does a scientist most likely consider
when studying the relative ages of rock
layers in a canyon wall?
1. Chemical
weathering
2. Current climate
3. Amount of daily
rainfall
4. Law of
Superposition
15
0%
1
2
3
4
1.
Which can most likely be concluded
about the top layer of rock seen in an
undisturbed cliff wall?
The top layer is older than layers
located farther down the cliff.
2. The top layer is younger than
layers located farther down the
cliff.
3. The top layer contains more fossils
than layers located farther down
the cliff.
4. The top layer contains fewer fossils
than layers located farther down
15 the cliff.
0%
1
2
3
4
What kind of fossils assist in relative
dating because they existed over large
areas for short periods of time?
1.
2.
3.
4.
Rock fossils
Original remains
Index fossils
Carbon films
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1
0%
0%
2
3
0%
4
Which best explains why fossils of the
same species of a reptile were discovered
in South America and in western Africa?
1.
2.
3.
4.
15
The reptiles evolved in both South
America and Africa.
The continents of South America
and Africa were once joined.
Land bridges connected the
continents of South America and
Africa.
The reptiles could swim the
distance between South America
and Africa.
0%
1
2
3
4
Which process best explains how
mountain ranges are worn down over
time?
0%
0%
0%
0%
15
1.
2.
3.
4.
Asteroid impacts
Volcanic eruptions
Mechanical and chemical weathering
Continental drift and seafloor spreading
1.
2.
3.
4.
Which organelle stores genetic
information?
Flagellum
Nucleus
Mitochondrion
Vacuole
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1
15
2
3
4
Which of the following carcinogens
would one might be exposed to in a
home or similar structure?
1. Mercury
2. Carbon
Monoxide
3. Asbestos
4. DDT
15
0%
1
0%
0%
2
3
0%
4
Which statement best describes influenza?
1. Influenza causes
most forms of lung
cancer.
2. Influenza is caused
by poor hygiene.
3. Influenza is cured
with antibiotics
4. Influenza is a
highly contagious
virus.
15
0%
1
2
3
4
Which type of training should local
schools offer in order to prepare potential
workers in the pharmaceutical industry?
0%
0%
0%
0%
15
1.
2.
3.
4.
Biotechnology
Ecology
Engineering
Geology
You’re Done!!