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7th grade science Benchmark

Total questions: 150

Worksheet time: 2hrs 52mins

Name
Class
Date
1.
An organism's ability to survive and reproduce in its environment refers to its
a)
Fitness
b)
Variation
c)
Selection
d)
Mutation
2.
What is the cause for all variation within a population?
a)
Natural Selection
b)
Adaptation
c)
Mutation
d)
Environmental Changes
3.
Ten brown mice and ten white mice are placed in a desert environment. What will happen to the white population over time?
a)
It will increase
b)
It will decrease
c)
It will stay the same
d)
There is no way to tell
4.
Because of an environmental change, organisms develop mutations to survive in that environment.
a)
True
b)
False
5.
In terms of evolution, survival is the most important thing.
a)
True
b)
False
6.
Which of the following is true about antibiotic-resistant bacteria?
a)
Because there are antibiotics in the environment, they become immune
b)
They learn to fight the antibiotic
c)
A mutation results in antibiotic resistance
d)
All of these
7.
In natural selection, the selective agent is the
a)
humans
b)
mutations
c)
breeders
d)
environment
8.
Evolution is .....
a)
the process by which species change over time
b)
responsible for similarities we see across all species
c)
responsible for the great variety of things on Earth
d)
all of the above
9.
Which is not a type of adaptation?
a)
structural
b)
predatory
c)
physiological
d)
behavioral
10.
Evolution is a very slow gradual process that occurs over long periods of time.
a)
true
b)
false
11.
As a species evolve, they develop ________ and ________ others
a)
old traits, save
b)
new traits, save
c)
old traits, lose
d)
new traits, lose
12.
Traits that help an organism survive are called....
a)
evolution
b)
natural selection
c)
adaptations
d)
habitats
13.
Survival of the Fittest and Evolution were proposed by what scientist?
a)
Charles Darwin
b)
Albert Einstein
c)
Steven Hawking
d)
Isaac Newton
14.
When every organism of a species has died.
a)
Evolution
b)
Natural Selection
c)
Extinction
d)
Artificial Selection
15.
Where the better adapted organisms survive to pass traits along to offspring.
a)
Evolution
b)
Natural Selection
c)
Extinction
d)
Artifical Selection
16.
What was the name of the ship Darwin traveled the world on?
a)
HMS Beagle
b)
SS Beagle
c)
HMS Bugle
d)
SS Bugle
17.
What are the most studied animals in the galapagos?
a)
Finches
b)
Tortoises
c)
Turtles
d)
Lizards
18.
What is the advantage of having different shaped beaks?
a)
To look different from other species.
b)
To be able to eat the food readily available in the environment.
c)
To protect itself against predators.
d)
To protect itself against prey.
19.
Every living organism is made up of one or more cells
a)
True
b)
False
20.
Which of the following are NOT found in animal cells
a)
chloroplasts and cytoplasm
b)
chloroplasts and cell wall
c)
cell wall and cell membrane
d)
mitochondria and nucleus
21.
A cell is...
a)
the basic unit of structure and function in living organism
b)
an organism
c)
a basic part of everything that we see
d)
found only in animals, not plants
22.
The nucleus is like the ____________ of the cell.
a)
foot
b)
hand
c)
stomach
d)
brain
23.

Which of the following converts food into energy for the cell?

a)

vacuole

b)

mitochondria

c)

cytoplasm

d)

cell membrane

24.

The fluid that surrounds the organelles is... (hint... "Try to pull a fast one and..."

a)

chloroplast

b)

cytoplasm

c)

vacuole

d)

cell wall

25.
What do vacuoles do? 
a)
They actually do not have an important role
b)
They protect the cell
c)
They are the brain of the cell
d)
storage area for cells; water storage in plants 
26.

Which organelle takes in "sun showers" and helps plants with the process or photosynthesis?

a)

Vacuole

b)

Mitochondria

c)

Cytoplasm

d)

Chloroplast

27.
If you were some bad guy trying to sneak into an animal cell, who would be there to stop you?
a)
nucleus
b)
mitochondria
c)
cell membrane
d)
cell wall
28.
Which of the following, found ONLY in plant cells, provides structure?
a)
cell wall
b)
chloroplast
c)
mitochondria
d)
vacuole
29.
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
30.
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
31.
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
32.
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
33.
What is one basic function of the vacuoles?
a)
circulating oxygen
b)
producing food
c)
controlling cell processes
d)
storing water
34.
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
35.
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
36.
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
37.
In what part of the plant cell does the process of photosynthesis take place?
a)
nucleus
b)
mitochondria
c)
chloroplasts
d)
vacuoles
38.
 Starch and water molecules in potato cells are stored in what organelle?
a)
mitochondria
b)
nucleus
c)
cell wall
d)
vacuole
39.
Cells with a nucleus and membrane-bound organelles are called ____________________.
a)
prokaryotes
b)
eukaryotes
c)
bacteria
d)
protists
40.
_ are organelles responsible for digesting certain materials within the cell.
a)
vacuoles
b)
chloroplasts
c)
lysosomes
d)
cell membrane
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.
He discovered that all plants are made of cells:
a)
Anton van Leeuwenhoek
b)
Theordor Schwann
c)
Robert Hooke
d)
Mattias Schleiden
43.
Who was the first  person to see cells under the microscope and give them their name?
a)
Mattias Schleiden
b)
Robert Hooke
c)
Theordor Schwann
d)
Anton van Leeuwenhoek
44.
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
45.
The main function of chloroplasts is:
a)
To control what enters and leaves the cell.
b)
To break down food to release energy for the cell.
c)
To control all activities of the cell.
d)
To produce food for the cell using the sun's energy.
46.
Animal cells have_______________.
a)
cell walls
b)
chloroplasts
c)
cytoplasm
d)
large vacuoles
47.
Michael looked at a cell through a microscope.  He identified a nucleus, chloroplast, and cytoplasm.  What kind of cell did Michael observe?
a)
animal
b)
plant
c)
vertebrate
d)
bacteria
48.
Which piece of equipment is the best to use to observe the structure of a cell?
a)
magnifying glass
b)
binoculars
c)
telescope
d)
microscope
49.
What organelle is NOT found in animal cells?
a)
chloroplast
b)
cell membrane
c)
nucleus
d)
mitochondria
50.
Which of the following is found in plant cells but not in animal cells?
a)
nucleus
b)
cell membrane
c)
vacuoles
d)
chloroplasts
51.
surrounds the cell; regulates what enters/leaves cell: holds the cell together
a)
vacuole
b)
cell wall
c)
cell membrane
d)
lysosome
52.
What does the plant cell structure chloroplast do?
a)
directs the cell's activities
b)
stores nutrients, water, or waste
c)
makes food
d)
supports the plant cell
53.
What two items make an object look bigger than they appear?
a)
Camera lense and telescope
b)
Microscope and telescope
c)
Microscope and Hand Lense (Magnifying Lense) 
d)
Glasses and iPhone
54.
Which two organelles are not present in animal cells? Choose the best answer. 
a)
Vacuole and Nucleus
b)
Cell wall and Cell Membrane
c)
Cytoplasm and Mitochondria 
d)
Cell Wall and Chloroplast
55.
Both plant AND animal cells have .....
a)
cell membrane, cell wall, nucleus
b)
cell membrane, cytoplasm, nucelus
c)
cell membrane, chloroplast and nucleus 
d)
cell wall, vacuole, nucleus 
56.
The outer layer of the plant cell is called the ....
a)
cell membrane 
b)
nucleus
c)
cell wall 
d)
the skin 
57.
The nucleus ______ the cell's activities. 
a)
feeds
b)
reproduces 
c)
disregards
d)
controls
58.
The _______ cell is circular in shape. 
a)
animal
b)
plant
59.
Animal cells ______ have cell walls nor chloroplast. 
a)
DO NOT
b)
DO
60.
The ______ cell is a rectangular shape. 
a)
animal
b)
plant
61.
Hello, I am a _____ cell and I make my own food. 
a)
animal
b)
plant
62.
This organelle creates the energy for the cell
a)
mitochondria
b)
cell membrane
c)
ribosome
d)
endoplasmic reticulum
63.
What creates the protein for the cell?
a)
Cytoplasm
b)
Nucleus
c)
Golgi bodies
d)
Ribosomes
64.
_________ ship and package materials
a)
Golgi bodies
b)
Mitochondria
c)
Rough endoplasmic reticulum
d)
Smooth endoplasmic reticulim
65.
This organelle is stores food, water and waste.
a)
Ribosome
b)
Cytoplasm
c)
Vacuole
d)
Mitochondria
66.
Animal cells have chloroplasts for photosynthesis
a)
True
b)
False
67.
What is the cell wall?
a)
Something in both animal and plant cells
b)
Only in animal cells
c)
Found in plant cells and it surrounds the cell membrane
68.
There are some similarities between prokaryotic and eukaryotic cells. Which of the following structures is found in both prokaryotic and eukaryotic cells?
a)
lysosome
b)
mitochondrion
c)
nucleus
d)
ribosome
69.
Which type(s) of cells have genetic material that is contained in a nucleus?
a)
bacteria
b)
only animal cells
c)
protists
d)
both plant and animal cells
70.
Which characteristic do most plants have in common?
a)
they are unicellular
b)
they are prokaryotic
c)
they produce seeds
d)
they are autotrophic
71.
Which cell structure is correctly paired with its primary function? 
a)
ribosome-protein synthesis
b)
mitochondrion-movement
c)
vacuole-cell division
d)
nucelus-storage of nutrients
72.
 Cells can be classified into two different categories: prokaryotic and eukaryotic. Which of the following information is needed in order to determine if an organism is prokaryotic?
a)
The organism’s color and mass.
b)
The organism’s internal structures.
c)
. If the organism is unicellular or multicellular
d)
The methods the organism uses to feed and move.
73.

The 3 parts of the Cell Theory are...?

a)

All living things are composed of cells

Cells are the basic units of structure and function in living things

All cells are produced from other cells

b)

All living things are composed of cells

Cells are the basic units of dance and vibes in living things

All cells are destroyed from other aliens

c)

All living things are composed of Jell-O

Cells are the basic units of structure and function in living things

All cells are produced from factories in Canada

d)

All living things are composed of cells

Cells do karate and practice eating whole pies in their free time

All cells are produced from other cells

74.
Which type of asexual reproduction is taking place?
A planarian is a non-parasitic flatworm.  If a planarian was injured by a predator, it could re-grow its body parts.  If the body parts were not eaten by the predator, the part could re-grow into a whole new planarian as well.
a)
Budding
b)
Fission
c)
Vegetative propagation
d)
Regeneration
75.
Prokaryotes (bacteria) reproduce asexually via -
a)
spore formation
b)
bud creation
c)
vegetative propagation
d)
binary fission
76.
When comparing the offspring of sexually and asexually reproducing organisms, we would expect the genetic material (DNA) of the sexually reproducing organism to -
a)
contain fewer mutations
b)
be lesser in quantity
c)
be simpler overall
d)
show more variation
77.
The genetic material of an offspring of sexually reproducing organisms is best described as–
a)
identical to that of the other offspring
b)
a copy of the genetic material of the mother
c)
a copy of the genetic material of the father
d)
genes from both parents, in unique combinations
78.
This occurs when an offspring grows from a piece of its parent. Examples include Sea Stars, Sea urchins, sea cucumber, sponges, and planarians
a)
Vegetative propagation
b)
Budding
c)
Regeneration
d)
Fission
79.

Which best describes one disadvantage of asexual reproduction?

a)

It increases biodiversity

b)

It decreases biodiversity

c)

It decreases population size

d)

It increases combination of traits

e)

It produces diverse offspring

80.

Budding is a process in which a new individual is formed that is a clone of the parent. This type of reproduction is _____.

a)

Sexual

b)

Sporulation

c)

Asexual

d)

Binary Fission

e)

Fragmentation

81.

What would be a possible disadvantage of asexual reproduction.

a)

Ability to reproduce in the absence of a mate

b)

Results in low genetic variation of the species

c)

Allows for more genetic variation in the offspring

d)

Takes less time to produce offspring

e)

Ability to reproduce rapidly

82.

Sexual Reproduction _____

a)

results in genetic variation in the offspring

b)

produces offspring that are identical to the parent

c)

decreases the chances of survival of the species

d)

results in genetic material being donated to offspring by only one parent

e)

produces uniform offspring

83.

In sexual reproduction how many genes does an offspring receive for each trait?

a)

1

b)

2

c)

3

d)

4

e)

5

84.

A plant produces a new plant using a runner. What type of reproduction is shown?

a)

Asexual

b)

Regeneration

c)

Sexual

d)

Sporulation

e)

Fragmentation

85.
After meiosis II the daughter cells will contain ____ chromosomes if the original cell contained 78.
a)
78
b)
39
c)
23
d)
46
86.
Which of the following cells is a gamete?
a)
egg
b)
bone
c)
heart
d)
muscle
87.
The pair of chromosomes that contain the same genes (but may be coded differently) and are inherited from a male and female parent are termed ___.
a)
gametes
b)
alleles
c)
zygote
d)
homologs
88.
The fertilized egg is termed a/an _____.
a)
gamete
b)
allele
c)
homolog
d)
zygote
89.
In mitosis cells are genetically _______, but in meiosis cells are genetically ______.
a)
diverse, identical
b)
identical, diverse/different
90.
When does replication of chromosomes occur in animal cell meiosis?
a)
Before Meiosis I and Meiosis II
b)
Before Meiosis II Only
c)
Before Meiosis I Only
d)
During Prophase I and Prophase II
91.
Meiosis is the _____.
a)
 nuclear division of gametes
b)
nuclear division of body cells
c)
division of body cells
d)
division of sex cells
92.
In sexual reproduction, chromosome reduction is necessary to ___.
a)
ensure that all offspring have the correct diploid number of chromosomes
b)
ensure that all offspring have the correct haploid number of chromosomes
c)
ensure that all daughter cells are identical
93.

1n indicates that the cell is ____.

a)

Diploid

b)

Haploid

94.

This type of asexual reproduction has the offspring growing off of the parent.

a)

Budding

b)

Regeneration

c)

Runner

d)

Binary Fission

95.

This type of asexual reproduction occurs when pieces of the parent divide to form new organisms.

a)

Regeneration

b)

Binary Fission

c)

Budding

d)

Runner

96.

Mitosis makes sure that all daughter cells are _____.

a)

genetically identical, diploid

b)

genetically identical, haploid

c)

genetically diverse, diploid

d)

genetically diverse, haploid

97.
A paramecium is a single celled organism with a nucleus that consumes other organisms for energy. The offspring are genetically different from its parents.
a)
Prokaryotic
b)
Eukaryotic
98.
Penguins are a multicellular, eukaryotic organisms that consumes fish for energy. 
Which for the following organisms would belong in the same Kingdom as a penguin?
a)
Worm
b)
Algae
c)
Mushroom
d)
Paramecium
99.
Which of the following terms means "a cell that does not have a nucleus"?
a)
Prokaryotic
b)
Eukaryotic
c)
Protista
d)
Archaea
100.
Which of the following describes asexual reproduction?
a)
Two parents
b)
Diverse offspring
c)
Budding
101.
Which of the following is autotrophic?
a)
 a tree
b)
a bird
c)
a worm
d)
a mushroom
102.
Chromatid pairs line up in the middle of the cell.
a)
Metaphase
b)
Telophase
c)
Anaphase
d)
Interphase
103.
Mitosis is a type of ________________ reproduction.
a)
Sexual
b)
Asexual
104.
Chromatid pairs separate and move to opposite ends of the cell
a)
Metaphase
b)
Telophase
c)
Interphase
d)
Anaphase
105.
Chromosomes duplicate, the cell grows and develops
a)
Metaphase
b)
Telophase
c)
Interphase
d)
Anaphase
106.
Results of cell division or mitosis include all of the following EXCEPT?
a)
growth
b)
repair damaged cells
c)
replace damaged cells
d)
dead cells
107.
Chromatid pairs can be seen, spindle fibers form and nuclear membrane disappears
a)
Metaphase
b)
Telophase
c)
Anaphase
d)
Prophase
108.
Two new nuclei form and the cytoplasm splits
a)
Metaphase 
b)
Telophase
c)
Anaphase
d)
Prophase
109.
How many chromosomes does a human cell have?
a)
42
b)
46
c)
24
d)
64
110.
What process does a multi-cellular organism use to replace its damaged body cells?
a)
mitosis
b)
meiosis
c)
replication
d)
transcription
111.
Which of these lists presents the stages of the cell cycle in the correct order?
a)
interphase, mitosis, cytokinesis
b)
cytokinesis, mitosis, interphase
c)
mitosis, interphase, cytokinesis
d)
interphase, cytokinesis, mitosis
112.
Which of these phases of mitosis take place first?
a)
anaphase
b)
telophase
c)
prophase
d)
metaphase
113.
Matt uses a microscope to look at slides of plant cells.  He sees a cell with two nuclei that have visible chromosomes. In which stage of cell division is this cell?
a)
anaphase
b)
prophase
c)
telophase
d)
interphase
114.
During interphase, the DNA is in the form of
a)
chromatin
b)
chromosomes
c)
chromatids
d)
centromeres
115.
In which phase does the cell spend most of it's life?
a)
Interphase
b)
Nuclear Division
c)
Telophase
d)
Mitosis
116.
Which of the following is NOT occuring during interphase?
a)
Cell growth
b)
DNA being copied
c)
DNA condensing
d)
Two new cells are made
117.
Before cells can divide, what must be copied?
a)
mitochondria
b)
cytoplasm
c)
DNA
d)
Cell Wall
118.

Which of these are part of the Cell Cycle?

a)

Mitosis

b)

Interphase

c)

Prophase

d)

Metaphase

e)

Cytokines

119.

Which of these are part of Mitosis?

a)

Metaphase

b)

Prophase

c)

Anaphase

d)

Telophase

e)

Cytokines

120.

PMAT helps us remember the correct order of the phases of Mitosis. Which of the following has the phases of Mitosis in the correct Order

a)

Interphase, Mitosis, Cytokinesis

b)

Prophase, Metaphase, Anaphase, Prophase

c)

Anaphase, Telophase, Prophase, Telophase

d)

Prophase, Metaphase, Anaphase, Telophase

121.

Which of the following is the correct order of the Cell Cycle?

a)

Interphase, Mitosis, Cytokinesis

b)

Mitosis, Cytokinesis, Mitosis, Interphase

c)

Prophase, Metaphase, Anaphase, Telophase

d)

Interphase, Prohase, Cytokinesis

122.

In which phase of Mitosis do the Chromosomes pull Apart

a)

Metaphase

b)

Prophase

c)

Anaphase

d)

Telophase

123.

What is the purpose of Mitosis?

a)

Growth of an organism and Repair of damaged tissue

b)

To help the body get rid of extra cells

c)

To increase the amount of classwork you have to do

d)

To get rid of the nucleus

124.

How many chromosomes to do most human cells have?

a)

2

b)

46

c)

92

d)

Identical to your age

125.

The ability of Waffles to maintain a stable internal environment no matter what is going on in his external environment is called.

a)

Homeostasis

b)

Camouflage

c)

Dormancy

d)

Hibernation

126.

An oak tree losing its leaves during the winter is an example of

a)

Hibernation

b)

Homeostasis

c)

Dormancy

d)

Seed dispersal

127.

Occurs when breeders produce a new breed of animal over a period of time by selecting animals that have certain desired traits and breeding them.

a)

Natural Selection

b)

Artificial Selection

c)

Adaptation

d)

Hibernation

128.

Organisms better suited to their environment survive easier and longer than those who aren't

a)

Natural Selection

b)

Adaption

c)

Artificial Selection

d)

Speciation

129.

Reflect an organisms consistent characteristic patterns of thoughts, feelings, and behaviors

a)

Physical Trait

b)

Homeostasis

c)

Behavioral Trait

d)

Dormancy

130.

The way a physiological system maintains internal stability regardless of external circumstances

a)

Dormancy

b)

Hibernation

c)

Seed Dispersal

d)

Homeostasis

131.

Scientist who proposed the theory of natural selection

a)

Robert Hooke

b)

Charles Darwin

c)

Alfred Wegener

d)

Albert Einstein

132.

Species movement from one location to another due to climate or a food source.

a)

Hibernation

b)

Migration

c)

Dormancy

d)

Pollination

133.

Defining traits or features that are inherited.

a)

Physical Trait

b)

Behavioral Trait

c)

Adaptation

d)

Dormancy

134.

The action of an organism changing to better suit its new or old environment.

a)

Natural Selection

b)

Physical Trait

c)

Camouflage

d)

Adaptation

135.

The process in which pollen is moved from a plant to another for reproduction and fertilizing

a)

Dormancy

b)

Homeostasis

c)

Pollution

d)

Pollination

136.

Process through which species change over time

a)

Speciation

b)

Evolution

c)

Adaptation

d)

Natural Selection

137.
The haploid number of human chromosomes is
a)
11
b)
12
c)
23
d)
46
138.
The diploid number of human chromosomes is
a)
23
b)
46
c)
92
139.
How many DNA molecules make up a chromosome?
a)
1
b)
2
c)
23
d)
46
140.
Each identical side of a chromosome is the 
a)
centromere
b)
chromatin
c)
centriole
d)
chromatid
141.
The structure that holds two chromosomes together until they separate for cell division is the
a)
chromatid
b)
chromatin
c)
centromere
d)
cytoplasm
142.

An organism's reproductive cells, or sex cells, are called _____.

a)

bacteria

b)

prokaryotes

c)

gametes

d)

pathogens

143.

A _______ is a segment of DNA that codes for a specific protein or RNA molecule.

a)

gene

b)

gamete

c)

chromosome

d)

chromatid

144.

The 2 exact copies of DNA in a chromosome are called ________.

a)

chromatids

b)

genes

c)

mutations

d)

pathogens

145.

The two sister chromatids are attached to each other at a point called the __________ of a chromosome.

a)

zygote

b)

autosome

c)

gene

d)

centromere

146.

Chromosomes that are paired by size and content are called _______ chromosomes.

a)

homeostasis

b)

homologous

c)

matching

d)

sister

147.

Cells that contain 2 sets of chromosomes are called _________ (2n).

a)

diploid

b)

haploid

c)

triploid

d)

polyploid

148.

Cells that contain only ONE set of chromosomes are called ________ (n).

a)

diploid

b)

polyploid

c)

triploid

d)

haploid

149.

A _______ is an egg that has been fertilized by a sperm cell.

a)

gene

b)

chromosome

c)

zygote

d)

embryo

150.

The 2 female sex chromosomes are ___.

a)

XY

b)

XX

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