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WorksheetsEOCA
Total questions: 94
Worksheet time: 49mins
Name
Class
Date
1.
What are fossils made up of?
a)
soft parts like skin and tissue
b)
preserved remains of things that lived in the past
c)
bones from things that are alive today
d)
footprints of living things
2.
True or False
In a controlled experiment, you can only have one variable that is being changed in the experiment
In a controlled experiment, you can only have one variable that is being changed in the experiment
a)
True
b)
False
3.
This part of a plant cell creates energy through photosynthesis?
a)
cell wall
b)
mitochondria
c)
choroplasts
d)
vacuole
4.
What do you have when you have different types of tissue working together?
a)
Cells
b)
Tissues
c)
Organs
d)
Organ systems
5.
Fossil fuels are considered nonrenewable resources because
a)
They are made of fossils
b)
they can me reused
c)
it takes a very long time to form
d)
they are used up quicker than they are being made
6.
What type of heat transfer occurs when the heat source comes into direct contact with the item being heated?
a)
convection
b)
conduction
c)
radiation
d)
abrasion
7.
If you are looking to see how an object changes in response to a variable, what type of graph would you use?
a)
line graph
b)
bar graph
c)
scatter plot
d)
pie graph
8.
What cell structure transports nutrients throughout the cell?
a)
Golgi Body
b)
Endoplasmic Reticulum
c)
Mitchondria
d)
Nucleus
9.
What cell structure is the powerhouse of the cell?
a)
Golgi Body
b)
Endoplasmic Reticulum
c)
Mitochondria
d)
Nucleus
10.
What cell structure packages the nutrients for the cell?
a)
Golgi Body
b)
Endoplasmic Reticulum
c)
Mitochondria
d)
Nucleus
11.
What cell structure directs the activities of the cell?
a)
Golgi Body
b)
Endoplasmic Reticulum
c)
Mitochondria
d)
Nucleus
12.
The force that pulls everything close to center of the earth is
a)
gravity
b)
mass
c)
friction
d)
Newton's 1st Law
13.
Which of the following is the formula for photosynthesis?
a)
H20 +CO2 + Sunlight = C6H12O6 and O2
b)
C6H1206+O2= H20, CO2, and Sunlight
c)
H2O+O2+Sunlight= C6H1206 and CO2
d)
There is no formula for photosyntheis
14.
True or False: The cell wall is used to control what enters and exits the cell.
a)
True
b)
False
15.
Multicellular organisms have cells that:
a)
Are specialized
b)
Look different
c)
Do many different jobs
d)
All of the above
16.
What type of cells use sunlight to produce food?
a)
Plant
b)
Animal
c)
Unicellular
d)
Multicellular
17.
What do plants use to take in sunlight?
a)
Stomata
b)
Roots
c)
Chloroplasts
d)
Stem
18.
What are the reactants of photosynthesis?
a)
Water, Carbon Dioxide, and Sunlight
b)
Glucose and Oxygen
c)
Water and Soil
d)
Decomposing plants and animals
19.
List the products of photosynthesis:
a)
Water, Carbon Dioxide and Sunlight
b)
Glucose and Oxygen
c)
Water and Soil
d)
Decomposing plants and animals
20.
Breaking glass is an example of a
a)
Physical change
b)
Chemical change
c)
Physical property
d)
Chemical property
21.
When water vapor cools and collects it is an example of...
a)
Precipitation
b)
Evaporation
c)
Transpiration
d)
Condensation
22.
The smallest component to make up an element is a/an...
a)
Element
b)
Atom
c)
Compound
d)
Molecule
23.
Whitney has gotten sunburned because she was outside too long. This is an example of...
a)
Conduction
b)
Radiation
c)
Convection
d)
Fission
24.
Kiley touched her hand to a hot pan. This is an example of:
a)
Conduction
b)
Convection
c)
Radiation
d)
Fission
25.
This wood is floating. Is it more or less dense than the water?
a)
More Dense
b)
It isn't floating
c)
Less Dense
d)
Equally as dense
26.
What is the formula to find density
a)
mass/volume
b)
mass + volume
c)
volume/mass
d)
mass x volume
27.
Animal Cells are ?
a)
steel
b)
aluminum
c)
eukaryotes
d)
prokaryotes
28.
Macromolecules made up of amino acids?
a)
Carbohydrates
b)
Water
c)
Proteins
d)
calcium
29.
Plant Cells have a ?
a)
Embryo
b)
cell wall
c)
incisor
d)
bicuspid
30.
Eukaryotic cells have a ?
a)
Nucleus
b)
seed
c)
pistil
d)
stem
31.
Groups of Cells make up Tissue, Groups of tissue make up Organs. Groups of Organs comprise?
a)
Oceans
b)
Cerebrum
c)
Syntax
d)
Organ Systems
32.
Stratus cloud that forms when air condenses near the ground
a)
hail
b)
cloud
c)
dew point
d)
fog
33.
Area of less dense, warm air that can be forced upward
a)
areas of low pressure
b)
areas of high pressure
c)
relative humidity
d)
dew point
34.
Forms when millions of water droplets become suspended in air and collect around small dust particles.
a)
fog
b)
cloud
c)
snow
d)
dew point
35.
Violent storms generally form along ____.
a)
warm fronts
b)
occluded fronts
c)
stationary fronts
d)
cold fronts
36.
The boundary between cold and warm air masses is called a ___.
a)
climate
b)
front
c)
storm
d)
flood
37.
_____ forms when raindrops pass through a layer of freezing air ear Earth's surface, forming ice pellets.
a)
Hail
b)
Sleet
c)
Fog
d)
Rain
38.
The interaction of air, water and _____ causes weather.
a)
humidity
b)
wind
c)
the Sun
d)
land
39.
The _____ is the layer of earth's atmosphere that is closest to Earth's surface
a)
troposphere
b)
stratosphere
c)
exosphere
d)
ionosphere
40.
what is the change in the sequence of a gene called?
a)
mimicry
b)
mutation
c)
RNA
d)
transversal
41.
what tool is used to organize and predict genetic outcomes?
a)
punnette square
b)
genotype
c)
phenotype
d)
square
42.
what is the largest classification level?
a)
species
b)
kingdom
c)
adaptations
d)
fallopian tube
43.
describe the shape of the DNA model.
a)
a DNA model
b)
a twisted ladder
44.
what is the smallest classification level?
a)
kingdom
b)
species
c)
lester
d)
benedicts
45.
When a warm air mass and a cold air mass meet and no movement occurs, the result is a(an)
a)
cold front
b)
stationary front
c)
warm front
d)
occluded front
46.
Relative humidity can be measured with a(an)
a)
psychrometer
b)
hydrometer
c)
barometer
d)
thermometer
47.
Heat from the sun reaches you by
a)
conduction.
b)
light emission.
c)
radiation.
d)
convection
48.
Instruments used to measure air pressure are called
a)
barometers
b)
thermometers
c)
hygrometers
d)
hydrometers
49.
Air in the atmosphere has pressure because
a)
wind moves the air.
b)
the stratosphere is
thick.
c)
the stratosphere is
thick.
d)
air has mass.
50.
Cells in multi-celled organisms
a)
are the same size in every
part of the organism.
b)
all have the same
structure.
c)
are often quite
different from each other.
d)
all look the same.
51.
The materials necessary for photosynthesis include sunlight,
a)
carbon dioxide and
oxygen
b)
sugar and oxygen.
c)
sugar and water.
d)
carbon dioxide and
water
52.
Convection takes place because
a)
warm and cold air
have the same density
b)
cold air is more dense than
warm air.
c)
cold air is less
dense than warm air
d)
warm air is more
dense than light air.
53.
As you rise farther in the atmosphere, air pressure...
a)
decreases
b)
increases
c)
doesn't change
d)
first increases, then decreases
54.
Earth’s atmosphere traps energy from the sun, which
a)
causes meteors to burn up.
b)
allows solar
radiation to penetrate to the surface.
c)
allows ozone to form
easily
d)
allows water to exist
as a liquid.
55.
What is the function of a cell membrane?
a)
to control what
enters and leaves the cell
b)
to protect and
support the cell
c)
to perform different
functions in each cell
d)
to form a hard outer
covering for the cell
56.
Being outside in the freezing cold, what is one thing the body does to maintain homeostasis?
a)
shivering
b)
hot, red skin
c)
decreased breathing rate
57.
Which two systems work together to remove carbon dioxide waste and bring oxygen to blood?
a)
digestive and excretory
b)
circulatory and digestive
c)
respiratory and excretory
d)
circulatory and respiratory
58.
Which are systems of the human body
a)
lungs, heart, and brain
b)
arteries, blood, and heart
c)
vision, hearing, and taste
d)
respiratory, circulatory, and reproductive
59.
The esophagus, stomach, small and large intestines, gall bladder, pancreas, and liver are all part of what body system?
a)
excretory
b)
endocrine
c)
integumentary
d)
digestive
60.
In what plant cell structure is water stored?
a)
cell wall
b)
chloroplast
c)
cytoplasm
d)
vacuole
61.
What makes a leaf appear green?
a)
cholorphyll
b)
vascular tissue
c)
accessory pigments
d)
cuticle
62.
What is the function of a cell wall?
a)
to perform different functions in each cell
b)
to prevent water from passing through it
c)
to prevent oxygen from entering the cell
d)
to protect and support the cell
63.
What is the end result of photosynthesis?
a)
oxygen and water
b)
carbon dioxide and water
c)
oxygen and sugars
d)
carbon dioxide and sugars
64.
Which organelles store food and other materials needed by the cell?
a)
mitochondria
b)
vacuoles
c)
ribosome
d)
chloroplast
65.
What happens during photosynthesis?
a)
The cell uses glucose to make oxygen.
b)
The cell uses the energy in sunlight to make food.
c)
The cell uses the energy in sunlight to make carbon dioxide.
d)
The cell uses oxygen to make food.
66.
Water vapor is water in the form of
a)
a gas
b)
crystals
c)
steam
d)
droplets
67.
Clouds form when water vapor in the air
a)
is deposited as ice onto a solid surface.
b)
becomes liquid water or ice crystals.
c)
falls to the ground.
d)
changes from a liquid to a gas.
68.
Large clouds that often produce thunderstorms are called
a)
cirrus
b)
stratus
c)
cumulonimbus
d)
nimbostratus
69.
Atoms consist of which three types of particles?
a)
compounds, protons, neutrons
b)
electrons, neutrons, protons
c)
molecules, electrons, protons
d)
nucleus, protons, electrons
70.
What is this a picture of?
a)
an ion
b)
an element
c)
a molecule
d)
an atom
71.
A chemical change occurs when ____.
a)
a substance changes state.
b)
old bonds break and new bonds form when making a new substance.
c)
a solute dissolves in a solvent.
d)
a substance changes shape.
72.
As water moves through the water cycle, the total amount of water on Earth ____.
a)
increases.
b)
decreases.
c)
stays the same.
d)
fluctuates with the seasons.
73.
How does air pressure change with increasing altitude?
a)
Air pressure increases.
b)
Air pressure decreases.
c)
Air pressure remains the same.
d)
Air pressure is not related to altitude.
74.
Conduction transfers heat ____.
a)
between the sun and the Earth.
b)
between objects that are touching.
c)
within a body of water.
d)
through moving particles.
75.
What causes air pressure?
a)
the mass of a column of air pulling on an area
b)
the weight of a column of air pushing on an area
c)
the altitude of a column of air pulling on an area
d)
the density of a column of air pushing on an area
76.
In which of the layers of Earth’s atmosphere is the ozone layer found?
a)
troposphere
b)
stratosphere
c)
mesosphere
d)
exosphere
77.
Winds are caused by differences in ____.
a)
precipitation.
b)
humidity.
c)
air pressure.
d)
turbulence.
78.
Which of these is a nonrenewable resource?
a)
metals
b)
trees
c)
wind
d)
sunlight
79.
Photochemical smog results from the interaction of pollutants in the presence of ____.
a)
rainfall.
b)
oxygen.
c)
sunlight.
d)
high temperatures.
80.
Predict a way people can reduce the emissions that contribute to smog and the greenhouse effect.
a)
by purchasing products that contain CFCs
b)
by never pouring chemicals down the drain
c)
by taking public transportation or walking instead of driving a car
d)
by finding substitutes for garden chemicals
81.
Which of the following best describes a renewable resource?
a)
a natural material that is not replaced as it is used up
b)
a natural material that is supplied continually
c)
a natural material that can be burned for energy
d)
a natural material that is used by people
82.
One benefit of the ozone layer in the stratosphere is that ozone absorbs energy from the sun, which warms our atmosphere. Which of the following is another benefit of the ozone layer?
a)
It reflects radio signals back to Earth.
b)
It burns up meteoroids before they strike land.
c)
It shields Earth from harmful ultraviolet radiation.
d)
It relays telephone and television communications.
83.
Which of the following is an acquired trait?
a)
vocal cords that allow human speech
b)
the pattern of a butterfly's wings
c)
a tree trunk bent by the wind
d)
the shape of a tortoise shell
84.
Summarize an advantage of sexual reproduction.
a)
More offspring are produced.
b)
More offspring survive to maturity.
c)
The offspring have more genetic variation/diversity.
d)
The offspring and the parents are identical.
85.
What is the probability that the offspring in the F2 generation has white flowers?
a)
25%
b)
50%
c)
75%
d)
100%
86.
If one of the offspring in the F1 generation was allowed to self-pollinate, analyze the resulting Punnett for the percentage of possible offspring in the F2 generation being purple.
a)
25%
b)
50%
c)
75%
d)
100%
87.
According to the chromosome theory of inheritance, genes are carried from parents to their offspring on ____.
a)
traits.
b)
centromeres.
c)
chromosomes.
d)
nitrogen bases.
88.
A blue-eyed mother (bb) and a brown-eyed father (BB) have four children. What will the phenotype of their children be?
a)
Bb
b)
bb
c)
brown-eyed
d)
blue-eyed
89.
Compare how offspring of asexual reproduction differ from offspring produced by sexual reproduction?
a)
Fewer offspring are produced.
b)
Offspring are identical to their parents.
c)
Offspring have new characteristics that may increase their chance for survival.
d)
Offspring have more genetic variation.
90.
What is the difference between weight and mass?
a)
Weight can change depending on gravity, but mass stays the same
b)
Mass can change due to gravity, but weight stays the same
c)
Mass and weight are the same thing.
d)
Is it summer yet?
91.
Water vapor forming droplets that form clouds directly involves which process?
a)
condensation
b)
respiration
c)
evaporation
d)
transpiration
92.
A gas that increases the greenhouse effect is __________.
a)
carbon dioxide
b)
oxygen
c)
hydrogen
d)
none of these
93.
which receives the most solar radiation?
a)
the tropics
b)
the polar zones
c)
the oceans
d)
the temperate zones
94.
summer occurs in the hemisphere of earth that is _____
a)
turned away from earth
b)
tilted toward the sun
c)
tilted away from the sun
d)
turned toward the sun
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