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7th Grade Georgia Final Exam Review

Total questions: 121

Worksheet time: 3hrs 54mins

Name
Class
Date
1.
A pyramid shape is used to show the amount of available energy at each trophic level because... 
a)
energy decreases as you go up the food chain, just like the pyramid shape gets smaller as you go up. 
b)
energy increases up the food chain just like the pyramid shape gets smaller as you go up. 
c)
energy amounts are the same at each trophic level
2.
What is the ultimate ORIGINAL source of energy for living things
a)
Sugar
b)
Sun
c)
Moon
d)
Carbon Dioxide
3.
An organism that eats the producer- (animals that eats plants)
a)
Secondary Consumer
b)
Primary Consumer
c)
Tertiary Consumer
d)
Consumer
4.
A resource or environmental factor that limits the size of a  population. (the amount of water limits the amount of animals that can live there)
a)
Adaptation
b)
Limiting Factors
c)
Interdependence 
d)
Niche
5.
Which of the following would be the most likely effect, if there were a sudden increase in the cricket population?
a)
There would be a decrease in the small bird population.
b)
There would be a decrease in the grass/flowers population.
c)
There would be a decrease in the mice population.
d)
There would be an increase in the grass/flowers population.
6.
Sharks consume smaller fish they catch in the ocean. This is an example of what type of relationship?
a)
predator/prey
b)
parasite/host
c)
producer/consumer
7.

Recently, a family of bobcats moved into an area with a large rabbit population. Bobcats are a predator of rabbits. What changes may occur in the ecosystem?

a)

The rabbit population may increase

b)

The rabbit population may decrease

c)

The rabbit population may increase first, then decrease

d)

The rabbit population will remain the same

8.
What body system breaks down food for energy?
a)
Urinary System
b)
Digestive System
c)
Lymphatic System
d)
Respiratory
Respiratory System
9.
What body system protects your organs?
a)
Nervous System
b)
Cardiovascular System
c)
Respiratory System
d)
Skeletal System
10.
Abigail is studying a new species of fern. She takes DNA samples of the fern and it's offspring.  Her samples indicate that the offspring's DNA is identical to the parent.  Which statement is true about this species of fern?
a)
The fern reproduces sexually, and it requires a mate.
b)
The fern reproduces asexually, and it requires a mate.
c)
The fern reproduces sexually, and it does not require a mate.
d)
The fern reproduces asexually, and it does not require a mate.
11.
Rabbits that are bred as pets come in many colors, such as white, spotted, and black.  Wild rabbits are almost always grey or tan. Why is the color of the wild rabbits considered an adaptation?
a)
The colors help them find mates
b)
The colors help them find food
c)
The colors help them hide from predators by blending in
d)
The colors make them more likely to be protected by humans
12.
Which of these is the correct example of a fossil?
a)
an igneous rock
b)
a cave drawing depicting extinct animals
c)
a decomposing organism that recently died
d)
the preserved remains of an insect trapped in amber
13.
Lilly is learning about the difference between traits that are inherited and traits that are learned.  She knows that her ability to paint is learned, and her green eyes are inherited.  How does a person inherit traits such as eye color?
a)
through the mitochondria in their cells
b)
through DNA that is passed from parents to offspring
c)
through bacteria that are passed from parents to offspring
d)
through proteins that are passed from parents to offspring
14.
What material is responsible for the storing of genetic information in organisms?
a)
proteins in the cell membrane
b)
chromosomes that are made of DNA
c)
cytoplasm
d)
golgi bodies
15.
In dogs, solid fur color is dominant to spotted fur.  Greg's dog has solid fur, but it's two brothers have spotted fur.  If the allele for solid fur is (F) and the allele for spotted fur is (f), which of the following could be the genotypes of Greg's dog's parents?
a)
FF and Ff
b)
Ff and ff
c)
ff and ff
d)
FF and FF
16.
Which statement is the most likely explanation for why the mouse population has changed over time?
a)
The white mice are getting eaten because they taste better
b)
The white mice are reproducing better than the dark mice
c)
The white mice are getting eaten because they are slower
d)
The white mice are getting eaten because the hawks can see them more easily
17.
There are two populations of rabbits, ones that run fast and those that run slow.  After 5 years, there are many more fast rabbits than there are slow rabbits.  What is the most likely explanation for the change in population?
a)
The slower rabbits were unable to get enough to eat
b)
The slower rabbits were more likely to be eaten by predators
c)
The slower rabbits caught a disease that affected them more severely than the fast rabbits
d)
The slower rabbits were less likely to find a mate
18.

What would happen if pesticides drastically reduced the number of caterpillars in the food chain?


Sun --> Fig --> Caterpillar --> Lizard --> Eagle

a)

The lizard population would adapt to eating the strangler fig

b)

The fig population would increase; the lizard population would decrease

c)

The lizard population would remain the same; the strangler fig population would decrease

d)

The fig population would be unaffected; the lizard population would increase

19.

What effect does the increase in human population most likely have on the biodiversity of the plant species found in the rainforest?

a)

As human population increases, the succession in the rainforest leads to increased biodiversity

b)

As human population increases, the diversity of larger rainforest plant species increases

c)

As human population increases, the number of individual rainforest plant species increases

d)

As human population increases, the diversity of all rainforest plant species decreases.

20.

Some students take care of a vegetable garden. When it is time to plant in the spring, the students leave part of the garden empty in order to observe ecological succession. Which of these will most likely occur FIRST?

a)

Development of topsoil

b)

Growth of weeds and grasses

c)

Growth of trees and shrubs

d)

Development of a stream

21.

Which cell organelle has the function of taking in nutrients, breaking them down, and creating energy for the cell?

a)

Mitochondrion

b)

nucleus

c)

cell membrane

d)

chloroplast

22.

Which of the following describes a physical change which occurs during the digestive process?

a)

the partial breakdown of food in the mouth by saliva

b)

the breakdown of carbohydrates in the stomach by hydrochloric acid

c)

the changing of large fat molecules into smaller, simpler substances in the liver

d)

the change in shape of food as it is chewed

23.

Which statement best describes the function of 4 in the digestive process?

a)

moves food to the teeth for chewing and to the back of the throat for swallowing

b)

produces chemicals which lubricate food and begins the digestive process

c)

physically breaks down large food particles into smaller ones

d)

carries food from the mouth to the stomach

24.

Crickets communicate with other crickets by chirping. Crickets who cannot make a sound are less likely to find a mate and reproduce. For this reason, there are few crickets that cannot make a sound.

This is an example of —

a)

learned behavior

b)

genetic replication

c)

natural selection

d)

selective breeding

25.

A plant breeder is MOST likely to produce offspring with new combinations of traits by

a)

cutting one leaf from a plant and placing the leaf in moist soil

b)

exchanging grains of pollen between two different colored roses

c)

grafting (attaching) a branch from an apple tree onto the branch of a pear tree

d)

taking the young plants that grow on the runners of a strawberry plant

26.

Scientists plan to use selective breeding to produce a new type of wheat for farmers who live in northern areas with short summer seasons.

Which of these traits would be MOST useful for these farmers?

a)

large seed size

b)

long stem length

c)

fast growth rate

d)

shallow root systems

27.

All of the following are statements that describe asexual reproduction EXCEPT-

a)

The offspring are identical to the parent

b)

The offspring is made of cells

c)

Offspring are produced when cells from two different organisms combine

d)

There is no variety or diversity in the offspring

28.

Which type of joint allows for the greatest range of motion?

a)

Pivot joint

b)

Gliding joint

c)

Hinge joint

d)

Ball and socket joint

29.

Which of these structures is most abundant (the most) in the human body?

a)

Systems

b)

Cells

c)

Tissues

d)

Organs

30.

What substance in the mouth contains an enzyme that begins chemical digestion?

a)

Fiber

b)

Pepsin

c)

Mucus

d)

Saliva

31.
Which of the following is the smallest unit of life that can carry out all life functions?
a)
the mitochondria
b)
the vacuoles
c)
the nucleus
d)
the cell
32.
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
33.
Which cell structure is found in plant and animals cells and controls what can come into or leave a cell?
a)
cell membrane
b)
cytoplasm
c)
nucleus
d)
vacuole
34.
What is the function of the cell nucleus found in both plant and animal cells?
a)
to produce energy
b)
to control cell activity
c)
to remove waste products
d)
to allow molecules to enter the cell
35.
Cell organelles that are responsible for digesting food, worn out organelles and other cellular wastes are called ___________________.
a)
Mitochondria
b)
Vacuoles
c)
Lysosomes
d)
Chlororplasts
36.
What is one basic function of the vacuoles?
a)
circulating oxygen
b)
producing food
c)
controlling cell processes
d)
storing water
37.
Chloroplasts in plant cells allow the plant to perform a function that animal cells cannot do.  What is the main function of the chloroplasts found in plant cells?
a)
to absorb light energy and manufacture food
b)
to remove waste materials by active transport
c)
to manufacture chemical energy from food
d)
to control the shape of the cell
38.
All cells need energy to function.  Which cell organelle is responsible for producing energy in the cell?
a)
chloroplasts
b)
mitochondria
c)
nucleus
d)
vacuoles
39.
What is the function of a cell wall?
a)
to protect and support the cell
b)
to perform different functions in each cell
c)
to prevent water from passing through it
d)
to prevent oxygen from entering the cell
40.
Cells with a nucleus and membrane-bound organelles are called ____________________.
a)
prokaryotes
b)
eukaryotes
c)
bacteria
d)
protists
41.
Which of the following is not part of the cell theory?
a)
cells must contain DNA 
b)
all living things are made from cells
c)
cells can only come from other cells
d)
cells are the basic unit of life
42.
Chloroplasts are organelles that convert light energy to sugars.  These organelles are found only in plants.  Which organelles are found only in animals?
a)
Golgi apparatus
b)
lysosomes
c)
mitochondria
d)
ribosomes
43.
The basic unit of structure and function in a living things.
a)
chloroplast
b)
nucleus
c)
cell
d)
cell membrane
44.

Bacteria is classified as a what?

a)

Prokaryote

b)

Eukaryote

45.

If it does not rain for a long period of time, plants’ leaves will begin to wilt or sag. They have used up the water that they stored in their ___________

a)

Vacuole

b)

Chloroplast

c)

Mitochondria

46.
The correct order of classification from the BROADEST group to the most narrow is:
a)
Species, Genus, Family, Order, Class, Phylum, Kingdom
b)
Kingdom, Phylum, Class, Family, Order, Genus, Species
c)
Kingdom, Family, Order, Phylum, Class, Genus, Species
d)
Kingdom, Phylum, Class, Order, Family, Genus, Species
47.
An organism that has cells that lack a nucleus are called:
a)
Eukaryote
b)
Heterotroph
c)
Prokaryote
d)
Autotroph
48.
An organism that gets its food by consuming other organisms is known as a:
a)
heterotroph
b)
autotroph
c)
prokaryote
d)
eukaryote
49.
Which characteristics best describes the Plant Kingdom?
a)
unicellular; eukaryote; autotroph
b)
multicellular, prokaryote, autotroph
c)
multicellular, eukaryote, autotroph
d)
unicellular, prokaryote, heterotroph
50.
Which characteristics best describes the Animal Kingdom?
a)
unicellular, eukaryote, autotroph
b)
multicellular, prokaryote, heterotroph
c)
multicellular, eukaryote, autotroph
d)
multicellular, eukaryote, heterotroph
51.
Which characteristics best describe the Kingdom Protista?
a)
multicellular, eukaryote, heterotroph and autotroph
b)
multicellular and unicellular, heterotoph and autotroph, eukaryote
c)
unicellular, autotroph, prokaryote
d)
multicellular and unicellular, prokaryote, heterotroph
52.
Which characteristics best describe the Kingdom Fungi?
a)
multicellular and unicellular, eukaryote, autotroph
b)
multicellular and unicellular, prokaryote, heterotroph
c)
multicellular, eukaryote, heterotoph
d)
multicellular and unicellular, eukaryote, heterotroph
53.
Which characteristics best describes the Kingdoms Eubacteria and Archaebacteria?
a)
unicellular, prokaryote, heterotroph
b)
unicellular, prokaryote, heterotroph and autotroph
c)
multicellular, eukaryote, autotroph
d)
multicellular, prokaryote, heterotroph and autotroph
54.
Use the dichotomous key above to classify the unknown organism in the picture
a)
Kentuckyus
b)
Californius
c)
WalaWala
d)
Beverlus
55.
Use the phylogenetic tree.  Which hypothetical organism is the most recent ancestor for Organisms A and G?
a)
1
b)
2
c)
3
d)
4
56.
What can a classification system show about an organism?
a)
absolute age of an organism
b)
what an organism is made of
c)
its relationship to other organisms
d)
which organisms are the strongest
57.
Which domain includes all multicellular plants and animals?
a)
Archaea
b)
Eukarya
c)
Eubacteria
d)
Protista
58.
Panthera leo, the scientific name for a lion, is a member of which species?
a)
leo
b)
Animalia
c)
Panthera
d)
mammalia
59.
Which taxonomic category is higher than the others?
a)
class
b)
genus
c)
order
d)
phylum
60.
An organism identified with binomial nomenclature includes which two taxa?
a)
class and order
b)
family and genus
c)
genus and species
d)
kingdom and phylum
61.
Canis lupus, the scientific name for a wolf, is in which genus?
a)
Canis
b)
lupus
c)
Animalia
d)
mammalia
62.
What role did Linnaeus play in classification of organisms?
a)
He classified all life into plants and animals.
b)
He classified all life by where organisms lived.
c)
He started naming organisms using binomial nomenclature.
d)
He utilized DNA technology to form the modern system of naming.
63.
Which two organisms are least closely related?
a)
two organisms from the same kingdom
b)
two organisms from the same order
c)
two organisms from the same family
d)
two organisms from the same genus
64.
Which is used most to determine a true common ancestor for a group of organisms?
a)
karyotype
b)
dichotomous key
c)
phylogenetic tree
d)
mRNA codon chart
65.
Which is used to classify and name an organism?
a)
karyotype
b)
cladogram
c)
dichotomous key
d)
phylogenetic tree
66.
Which of the following shows the taxa in the correct order?
a)
kingdom-phylum-order-class-family-genus-species
b)
kingdom-class-order-family-phylum-genus-species
c)
kingdom-phylum-class-order-family-genus-species
d)
kingdom-phylum-family-order-class-genus-species
67.
Genotype refers to the ...
a)
physical expression of the genes
b)
the possible combination of alleles in a gene
c)
whether an allele is dominant or recessive
d)
how an organism will appear
68.
What is a phenotype
a)
The genetic make up (code)
b)
The physical trait
69.
having two different genes for a trait (sometimes called hybrid).
a)
protein
b)
homozygous
c)
heterozygous
d)
genotype
70.
G = green, g = yellow
The genotype for a yellow plant is...
a)
GG
b)
Gg
c)
gg
d)
all of the choices result in yellow
71.
Where, in the eukaryotic cell, is DNA located?
a)
ribosomes
b)
nucleus
c)
E.R.
d)
cytoplasm
72.
Term for an organism that display two dominant phenotypes at the same time
a)
codominance
b)
incomplete dominance
c)
multiple alleles
d)
linked genes
73.
Sex cells are produced through the process of
a)
mitosis
b)
cytokinesis
c)
binary fission
d)
meiosis
74.
What does heterozygous mean?
a)
An organism that has the same genes for a trait (TT or tt)
b)
An organism that has different genes for a trait (Tt)
c)
When neither gene is fully dominant; offspring is a mixture of both
d)
the different forms of a trait (hair color--> brown, blonde, red
75.
Natural selection is when ____________ decides who survives and who doesn't
a)
nature
b)
humans
c)
animals
d)
years
76.
An allele whose trait only shows up when no dominant allele is present.
a)
hidden allele
b)
dominant allele
c)
recessive allele
d)
present allele
77.
Complex molecule that carries genetic information that defines an organism's traits. It is stored in the nucleus.
a)
DNA
b)
protein
c)
RNA
d)
glucose nucleic acid (GNA)
78.
A characteristic that is passed from parent to offspring
a)
inherited trait
b)
chromosome
c)
pedigree
d)
DNA
79.
One of the threadlike structures in the nucleus of a cell that contain directions for the cell's activities
a)
variation
b)
pedigree
c)
DNA
d)
chromosome
80.
A chart that traces the history of traits in a particular family
a)
DNA
b)
pedigree
c)
chromosome
d)
variation
81.
The passing of inherited traits from parents to offspring
a)
acquired traits
b)
inherited traits
c)
heredity
d)
genetics
82.

Why do scientist use Punnett Squares?

a)

A tool scientist use to to see alleles

b)

A tool scientist use to see which alleles are dominant

c)

A tool scientist use to determine possible genotypes for offspring

83.

Which of the following is a Homozygous Dominant Genotype?

a)

Yy

b)

XX

c)

zz

84.

Which of the following is a homozygous recessive genotype?

a)

HH

b)

dd

c)

Aa

85.

In a Punnett Square, 1 box is equal to 25%. How much are 3 boxes equal to?

a)

25%

b)

50%

c)

75%

d)

100%

86.

T - tall and t = short

In the Punnett square, what belongs in the missing square?

a)

tt

b)

Tt

c)

TT

87.

B = brown fur b = white fur

In the punnett square, what is the probability for white fur?

a)

0%

b)

25%

c)

50%

d)

75%

88.

Which of the following alleles is purebred recessive?

a)

Tt

b)

tt

c)

TT

89.

Two brown eyed parents (Bb) have a baby. What is the chance their baby is blue eyed?

a)

0 %

b)

25%

c)

50%

d)

75%

90.
What would best explain the decrease in primary producers?
a)
an increase in solar energy
b)
a decrease in O2 levels in the H2O
c)
a decrease in the population of tertiary consumers
d)
an increase in the population of primary consumers
91.
What would likely be the result if a pesticide is used to reduce the # of harvester ants?
a)
an increase in snakes & a decrease in hawks
b)
a decrease in snakes & an increase in hawks
c)
a decrease in mesquite bushes & an icnrease in horned lizards
d)
an increase in mesquite bushes & a decrease in horned lizards
92.
which symbiosis is this 
a)
parasitism 
b)
mutualism
c)
commensalism
d)
nonalism 
93.
symbiotic relationship in which both organisms benefit
a)
competition
b)
Mutualism
c)
nitrogen fixation
d)
energy pyramid
94.
What does a food web represent?
a)
All connections of energy flow throughout all organisms in a habitat.
b)
The specific ways that mutualism is carried out.
c)
A single pathway or energy flow between organisms. 
d)
How carnivores get their food. 
95.
The image provided is an example of a(n):
a)
Carnivore
b)
Herbivore
c)
Producer
d)
Autotroph
96.
The image provided is an example of a(n):
a)
Producer
b)
Autotroph
c)
Consumer
d)
Insect
97.
An illustration that uses arrows to show the many possible directions in which matter and energy can pass through the organisms in an ecosystem.
a)
Food chain
b)
Food web
c)
Energy Pyramid
d)
Succession Map
98.
The nonliving aspects of an ecosystem.
a)
Abiotic factors
b)
Biotic factors
99.
The living portions of the ecosystem.
a)
Biotic factors
b)
Abiotic factors
100.
An illustration that uses arrows to show the many possible directions in which matter and energy can pass through the organisms in an ecosystem.
a)
Food chain
b)
Food web
c)
Energy Pyramid
d)
Succession Map
101.
A collection of organisms that belong to different populations but all live in the same area and interact with one another.
a)
Population
b)
Ecosystem
c)
Community
d)
Ecosphere
102.
Water temperature would be an example of ...
a)
A biotic factor
b)
An abiotic factor
103.
Organisms that can capture energy from inorganic, nonliving sources.
a)
Producers
b)
Consumers
c)
Detritivores
d)
Carnivores
104.
An organism at the second trophic level would be considered a...
a)
Top carnivore
b)
Producer
c)
Herbivore
d)
Carnivore
105.
True or False:  It is possible for a carnivore to be a producer.
a)
False
b)
True
106.
A graphic illustration that shows each trophic level and the amount of useable energy contained within.
a)
Food chain
b)
Food web
c)
Energy Pyramid
d)
All of these
107.
Scientist find dinosaur fossils in the bottom of a cliff and mammals fossils in the middle layer, what can be inferred?
a)
dinosaurs ate plants
b)
dinosaurs were eaten by the mammals
c)
they lived at the same time
d)
dinosaurs lived before the mammals
108.
Dolphins have the same arm structure as wolfs, what type of evidence for evolution does this represent?
a)
DNA
b)
vestigial structures
c)
homologous structures
d)
embryology
109.
Why do embryologist study embryos?
a)
to see if they are related
b)
to understand adaptations
c)
to determine the age
d)
to learn what parents are vestigial
110.
What would indicate that a series of fossils represent evolution?
a)
the fossils were identical
b)
the fossils were found in the same layers of rock
c)
the fossils show similarities
d)
the fossils were completely different
111.
Change over time is
a)
evolution
b)
generation
c)
growth
d)
biogenesis
112.
What is embryology?
a)
the age of organisms
b)
the oldest stage of development
c)
the life span of an organism
d)
the earliest growth stage of development
113.
Natural selection is
a)
survival of the fittest
b)
humans change
c)
two species are the same
d)
more animals survive
114.
This makes an organism more suited to its enviornment
a)
species
b)
lifespan
c)
adaptation
d)
mutation
115.
Surviving and reproducing show that an organism
a)
is adapting
b)
is not adapting
c)
is forming fossils
d)
is not reproducing
116.

Natural selection results in change in a population's _____________ traits over time.

a)

inherited

b)

acquired

117.

Individuals undergo evolution.

a)

True

b)

False

118.

Which of the following is NOT an example of natural selection?

a)

People selectively breeding hamsters for size.

b)

Insect populations developing resistance to certain pesticides.

c)

Bacteria becoming resistant to antibiotics.

d)

Male birds of certain species inheriting colorful feathers that are more attractive to females.

119.

How does a species change over time?

a)

by adapting to the environment

b)

changes in the gene frequencies in a population

c)

acquiring new traits

d)

they do not change

120.

Evolution, gravity, and plate tectonics are all examples of scientific...

a)

hypotheses

b)

theories

c)

laws

121.

The forelimbs of mammals have similar anatomy because these groups descended from a recent common ancestor. Their bone structure is an example of a(n) ______________ structure.

a)

vestigial

b)

analogous

c)

homologous

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Worksheet

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7th Grade

Unit 2: Solar System Review

117 questions

Unit 2: Solar System Review

quiz

Worksheet

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7th Grade

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121 questions

Chemistry Part 1 Review

quiz

Worksheet

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7th Grade

LS - 1B - Hypothesis & Experiment - Test Question Bank

121 questions

LS - 1B - Hypothesis & Experiment - Test Question Bank

quiz

Worksheet

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7th - 9th Grade

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125 questions

🚀1.9 - Partner Competition

quiz

Worksheet

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7th Grade