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Worksheets8th Science Midterm Review
Total questions: 74
Worksheet time: 37mins
Name
Class
Date
1.
A fossil found in specific layers of rock all over the world is called a(n) _____________.
a)
relative dating
b)
sediment
c)
bivalve
d)
index fossil
2.
What is strata?
a)
a layer of sedimentary rock
b)
fossils found in rock formations
c)
rocks found in the earth's core
d)
the coloring of a rock
3.
A type of weathering in which surface soil and rock are worn away through the action of glaciers, water, and wind.
a)
folding
b)
depostion
c)
erosion
d)
faulting
4.
The geological process in which wind, water, and ice transport sediments, soil and rocks and add them to a landform or land mass.
a)
erosion
b)
deposition
c)
weathering
d)
folding
5.
When one or a stack of originally flat, level surfaces, such as sedimentary strata, are bent or curved as a result of pressure and high temperature.
a)
Faulting
b)
Folding
c)
Earthquake
d)
Igneous intrusion
6.
Rocks are made from ___________.
a)
sand
b)
minerals
c)
soil
d)
lava
7.
The continuous process by which rocks are created, changed from one form to another, destroyed, and then formed again.
a)
Deposition
b)
Erosion
c)
The Rock Cycle
d)
Weathering
8.
Intrusive cooling:
a)
Lava cools Fast (Short Time = Small Crystals)
b)
Magma cools slowly (Long Time = Large Crystals)
9.
Extrusive cooling:
a)
Magma cools slowly (Long Time = Large Crystals)
b)
Lava cools Fast (Short Time = Small Crystals)
10.
Sedimentary rock ________________________.
a)
forms when magma or lava cools and hardens
b)
forms when pieces of rock are pressed and cemented together
c)
forms from other rocks that are changed by heat and pressure
11.
Igneous rock _________________________.
a)
forms when magma or lava cools
b)
forms when pieces of rock are pressed and cemented together
c)
forms from other rocks that are changed by heat and pressure
12.
Metamorphic rock ________________________.
a)
forms when magma or lava cools
b)
forms when pieces of rock are pressed and cemented together
c)
forms from other rocks that are changed by heat and pressure
13.
The process that causes rocks to break apart and/or get softer is known as _____________.
a)
weathering
b)
erosion
c)
deposition
d)
transformation
14.
Which two types of rock require heat to form:
a)
metamorphic and sedimentary
b)
sedimentary and igneous
c)
igneous and metamorphic
15.
Which two types of rock require pressure to form:
a)
metamorphic and sedimentary
b)
sedimentary and igneous
c)
igneous and metamorphic
16.
Which layer is the youngest overall?
a)
Layer 1
b)
Layer 6
c)
Layer 3
d)
Layer 8
17.
Which layer is the oldest overall?
a)
Layer 1
b)
Layer 6
c)
Layer 3
d)
Layer 8
18.
The science of determining the order of past events is known as _____________.
a)
strata
b)
superposition
c)
relative dating
d)
erosion
19.
In any undisturbed sequence of rocks deposited in layers, the youngest layer is on top and the oldest on bottom. This statement is known as _______________.
a)
the Law of Superposition
b)
index fossils
c)
strata
d)
the Theory of Rocks
20.
The location where two plates are moving apart.
a)
Divergent boundary
b)
Convergent boundary
c)
Transform boundary
d)
Earthquake
21.
The location where two plates collide with each other.
a)
Divergent boundary
b)
Convergent boundary
c)
Transform boundary
d)
Earthquake
22.
The location where two plates move side by side
a)
Divergent boundary
b)
Convergent boundary
c)
Transform boundary
d)
Earthquake
23.
The movement of crust or rock.
a)
Divergent boundary
b)
Convergent boundary
c)
Transform boundary
d)
Earthquake
24.
The movement of heated material in a circular motion within the mantel of the planet.
a)
Heat
b)
Earthquake
c)
Convection cell
d)
Volcano
25.
Where molten rock has made its way to the surface.
a)
Volcano
b)
Earthquake
c)
Heat
d)
Wave
26.
Slowest waves, travel only on ground (or water) surface, move in a circular motion.
a)
S-Waves
b)
P-Waves
c)
Surface Waves
27.
2nd fastest waves, cannot travel through liquids, move in an up/down motion.
a)
S-Waves
b)
P-Waves
c)
Surface Waves
28.
Fastest waves, travel through liquids, move in a side-to-side motion.
a)
S-Waves
b)
P-Waves
c)
Surface Waves
29.
Where do earthquakes and volcanoes usually occur?
a)
Plate boundaries
b)
Oceans
c)
Mountains
30.
The study of the movement of large pieces of crust across the planet.
a)
Liquefaction
b)
Plate tectonics
c)
Geography
d)
Subduction
31.
The energy that drives the earth’s geologic processes.
a)
Wind
b)
Kinetic
c)
Renewable
d)
Heat
32.
Device that measures the amplitude of seismic waves.
a)
Plate meter
b)
Richter scale
c)
Seismograph
d)
Thermometer
33.
The Richter scale tells us the "size" of an earthquake, which is know as this:
a)
it's speed
b)
it's weight
c)
it's velocity
d)
it's magnitude
34.
The location where an earthquake begins.
a)
Epicenter
b)
Focus
c)
Center
d)
Fault
35.
The point on the earth's surface vertically above the focus of an earthquake.
a)
Epicenter
b)
Focus
c)
Center
d)
Fault
36.
Energy from an earthquake is sent to surrounding areas by this.
a)
Volcano
b)
Earthquake
c)
Heat
d)
Waves
37.
Why are beneficial traits more likely to be passed onto offspring?
a)
Because they are more likely to survive and reproduce.
b)
Because they loom cooler.
c)
Because they come from recessive alleles.
d)
Because the trait is an acquired phenotype.
38.
Evolution means...
a)
Change in allele frequency over time in a population.
b)
That organisms never change.
c)
Negative traits are acquired in populations.
d)
It's time to change
39.
What is it called when better adapted organisms survive to pass traits along to their offspring?
a)
Evolution
b)
Natural selection
c)
Extinction
d)
Selective breeding
40.
Any variation that can help a species survive in a given environment is called...
a)
a homologous structure
b)
an adaptation
c)
a characteristic
d)
a vestigial structure
41.
A group of similar organisms that can reproduce fertile offspring is called a...
a)
Species
b)
Population
c)
Group
d)
Herd
42.
What is Extinction?
a)
When a species dies out
b)
When one organism dies
c)
Human intervention
d)
When an organism reproduces
43.
Natural Selection is also known as...
a)
Survival of the fittest
b)
Competition
c)
Selective breeding
d)
Mutation
44.
Adaptation occurs...
a)
After many generations
b)
In the urgent occasion they need to power up
c)
Within an organism's lifespan
d)
With the change of seasons
45.
The study of how traits are inherited.
a)
Heredity
b)
Phenotype
c)
Genotype
d)
Genetics
46.
An organism has two of the same alleles for one trait.
a)
Genotype
b)
Phentype
c)
Heterozygous
d)
Homozygous
47.
Organism has two different alleles for one trait.
a)
Genotype
b)
Phentype
c)
Heterozygous
d)
Homozygous
48.
Section of DNA that controls a specific trait.
a)
Chromosome
b)
Gene
c)
DNA
d)
Allele
49.
Which answer represents a homozygous recessive genotype?
a)
RR
b)
Rr
c)
RRR
d)
rr
50.
Which answer represents a heterozygous genotype?
a)
BB
b)
Bb
c)
BBB
d)
bb
51.
Which answer represents a homozygous dominant genotype?
a)
HH
b)
Hh
c)
HHH
d)
hh
52.
Two different alleles for the same trait; an organism that is heterozygous for a trait.
a)
Purebred
b)
Recessive
c)
Hybrid
d)
Genotype
53.
Having the same alleles.
a)
Purebred
b)
Heterozygous
c)
Hybrid
d)
Phenotype
54.
You cross a homozygous pink flower (PP) with a white (pp) flower. How many will be pink?
a)
25%
b)
50%
c)
75%
d)
100%
55.
You cross a heterozygous round pea (Rr) with a wrinkled pea (rr). How many will be wrinkled?
a)
25%
b)
50%
c)
75%
d)
100%
56.
Breeding method, directed by humans, allows organisms with desired traits to produce the next generation.
a)
Genetic engineering
b)
Selective breeding
c)
Hybridization
d)
Inbreeding
57.
Physical expression of the trait/The way an organism looks or behave.
a)
Heredity
b)
Phenotype
c)
Genotype
d)
Genetics
58.
The genetic make-up of an organism.
a)
Heredity
b)
Phenotype
c)
Genotype
d)
Genetics
59.
The variable that is being measured in an experiment.
a)
Dependent
b)
Constant
c)
Control
d)
Independent
60.
The variable that is changed during an experiment.
a)
Dependent
b)
Constant
c)
Control
d)
Independent
61.
The application of science to make products or tools that people can use.
a)
Computer
b)
Hypothesis
c)
Scientific Methods
d)
Technology
62.
A crack in the earth's crust resulting from the displacement of one side with respect to the other.
a)
Fault
b)
Fold
c)
Igneous intrusion
d)
Earthquake
63.
A natural resource that can be replaced in nature at about the same rate it is used.
a)
Nonrenewable resource
b)
Reliable resource
c)
Renewable resource
d)
Non-reliable resource
64.
A natural resource that exists in a fixed amount or is used up faster than can be replaced.
a)
Nonrenewable resource
b)
Reliable resource
c)
Renewable resource
d)
Non-reliable resource
65.
Any energy source, organism, or substance found in nature that people use.
a)
Fossil fuels
b)
Natural resource
c)
Minerals
d)
Solar power
66.
Electricity produced by moving water. Fast moving water turns turbines into generators.
a)
Hyperelectricity
b)
Hypoelectricity
c)
Hydroelectricity
d)
Hysterelectricity
67.
Without the greenhouse effect. . .
a)
We would not have plants
b)
The earth would be triangular
c)
The earth would not be warm enough for humans to live
d)
We would not be able to see the sun
68.
A prediction or statement that can be tested.
a)
Hypothesis
b)
Guess
c)
Experiment
d)
Scientific method
69.
This represents things that happen too slowly, too quickly, or are too big or too small to observe.
a)
Model
b)
Experiment
c)
Map
d)
Scientific methods
70.
A nonrenewable energy source made from plant and animal matter is a
a)
Fossil fuel
b)
Air
c)
Water
d)
Soil
71.
Potable means
a)
Drinkable
b)
Strong
c)
Not safe for consumption
d)
Cloudy
72.
Precipitation is considered acid rain when it
a)
has a pH below 5.6
b)
burns your skin
c)
has a pH above 5.6
d)
contains arsenic
73.
Give three (3) examples of fossil fuels
a)
Look in your book
b)
Check your notes
c)
Google it
d)
You're going to have to research this one a bit!
74.
What are three (3) ways we can reduce waste?
a)
Look in your book
b)
Check your notes
c)
Google it
d)
You're going to have to research this one a bit!
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