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WorksheetsYet another midterm review!
Total questions: 139
Worksheet time: 2hrs 34mins
Name
Class
Date
1.
Living things do all the following EXCEPT:
a)
Respond to stimulus
b)
Grow and develop
c)
Maintain homeostasis
d)
They do not change
2.
Non-living chemical and physical parts of the environment that affect living organisms and the functioning of ecosystems.
a)
Biotic Factors
b)
Abiotic Factors
c)
Essential Factors
d)
Density-Dependent Factors
3.
All of the individual of a species that live in the same area
a)
Species
b)
Population
c)
Community
d)
Ecosystem
4.
Collection of all the different populations that live in an area
a)
Species
b)
Population
c)
Community
d)
Ecosystem
5.
Collection of organisms and nonliving things, such as climate, soil, water, and rocks, in an area
a)
Species
b)
Population
c)
Community
d)
Ecosystem
6.
Prokaryotes are unlike all other organisms in that their cells
a)
do not have a nucleus
b)
have organelles
c)
have cell walls
7.
What is the source of energy for photosynthesis?
a)
carbohydrates-chemical
b)
sunlight-radiant
c)
heat-thermal
d)
television-electrical
8.
Autotroph or heterotroph?
a)
Autotroph
b)
Heterotroph
9.
Organisms that cannot make their own food and must obtain energy from external sources are called
a)
autotrophs
b)
heterotrophs
c)
thylakoids
d)
plants
10.
Autotroph or heterotroph?
a)
Autotroph
b)
Heterotroph
11.
Which term is synonymous (means the same thing) with consumer?
a)
autotroph
b)
heterotroph
c)
consumer
d)
decomposer
12.
What gas is released by plants during photosynthesis?
a)
sulfur
b)
carbon dioxide
c)
oxygen
d)
hydrogen
13.
What are the products (what is made) of photosynthesis?
a)
Glucose and oxygen
b)
sunlight energy
c)
carbon dioxide and water
d)
chlorophyll
14.
A plant is releasing a gas. What is the gas?
a)
co2
b)
methane
c)
water vapor
d)
oxygen
15.
What are the products of aerobic respiration?
a)
Glucose and oxygen
b)
Carbon dioxide and water
c)
Lactic acid
d)
Carbon monoxide
16.
What is the molecule called that mitochondria produce when they respire glucose?
a)
ATP
b)
ADP
c)
DNA
d)
80p
17.
What is one of the reactants of cellular respiration?
a)
energy
b)
glucose
c)
carbon dioxide
d)
water
18.
Two organisms that are closely related would have
a)
very similar DNA sequence
b)
exactly the same DNA sequences
c)
no proteins in common
d)
completely different DNA sequence
19.
Which species’ DNA is most similar to the DNA of the toothed whale?
a)
Hippopotamus
b)
Baleen Whale
c)
Grazing Mammals
d)
Camels
20.
What type of organism is found in extreme environments
a)
Hot Springs
b)
Bacteria
c)
Viruses
d)
Archaea
21.
Which Domain contains members who are prokaryotic?
a)
Archae and Bacteria
b)
Archae and Protista
c)
Bacteria and Animalia
d)
Bacteria and Fungi
22.
Which is NOT a domain?
a)
Eukarya
b)
Archaea
c)
Bacteria
d)
Plantae
23.
What are humans?
a)
Prokaryote
b)
Eukaryote
24.
What are the 3 Domains?
a)
Archaea, Bacteria, Eukarya
b)
Archaea, Eukarya
c)
Archaea, Bacteria, Eukarya, Eubacteria
d)
Archaea, Eubacteria, Eukarya
25.
The domain Archaea:
a)
are multicellular
b)
Undergo photosynthesis
c)
have membrain bound organelles
d)
are able to tolerate extreme conditions
26.
Why are advantageous traits more likely to be passed onto offspring?
a)
Because they are more likely to survive and reproduce.
b)
Because they look cooler.
c)
Because they come from recessive alleles.
d)
Because the trait is an acquired phenotype.
27.
What is it called when better adapted organisms survive to pass traits along to their offspring.
a)
Evolution
b)
Natural Selection
c)
Extinction
d)
Artifical Selection
28.
When experimenting with the growth of a plant, a scientist uses three (of the same type of) plants, two different fertilizers, equal amount of light, and equal water. What type of variable is the fertilizer?
a)
Dependent
b)
Independent
c)
Control
d)
Compound
29.
Research Question: Does the type of gasoline put in a car effect how fast the car can drive? What is the independent variable?
a)
Type of gasoline
b)
which car the gas is put into
c)
how fast the car can drive
d)
how much gas is put into the car
30.
An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, what is the dependent variable?
a)
Type of plant
b)
Water, apple juice, milk
c)
Plant growth
d)
Color of the plant's leaves
31.
An experiment for a new asthma medication was set up into two groups. Group one was given the new asthma medicine, while group 2 was given a sugar pill which did not have any medicine. The sugar pill serves as a...
a)
control
b)
dependent variable
c)
experimental variable
d)
constant
32.
What is the smallest particle of matter that has the properties of that matter?
a)
atom
b)
matter
c)
molecule
d)
physical property
33.
Which type of bond transfers electrons?
a)
Covalent bond
b)
Ionic bond
34.
Which type of bond shares electrons?
a)
Covalent bond
b)
Ionic bond
35.
What is a polar bond?
a)
A covalent bond in which electrons are shared unequally
b)
A covalent bond in which electrons are shared equally
36.
Which of the following pHs would I expect to find the highest concentration of hydroxide ions?
a)
2
b)
7
c)
8
d)
13
37.
What pH does a neutral substance have?
a)
1
b)
10
c)
7
d)
14
38.
A solution that has a pH of 4 is how many times more acidic than a substance with pH 6?
a)
10x
b)
100x
c)
1000x
d)
2x
39.
A solution that can resist the pH change upon the addition of an acidic or basic component.
a)
Salt Water
b)
Pure Water
c)
Buffer
d)
Mixture
40.
What type of interactions are shown by the dotted lines between the water molecules?
a)
ionic bonding
b)
hydrogen bonding
c)
bipolar bonding
d)
nonpolar bonding
41.
What type of subatomic particles are found outside the nucleus?
a)
neutrons
b)
electrons
c)
protons
d)
reactions
42.
Which two subatomic particles are found in the NUCLEUS of at atom?
a)
protons & nuetrons
b)
protons & electrons
c)
neutrons & electrons
d)
electrons & protons
43.
The subatomic particle with a neutral charge is:
a)
protons
b)
electrons
c)
neutrons
d)
cloud
44.
How many neutrons does Sodium-24 have?
a)
11
b)
24
c)
13
d)
12
45.
How many protons does this element have?
a)
40
b)
21
c)
20
d)
41
46.
Where can you find most of an atom's mass?
a)
In the electron cloud
b)
in the orbitals around the nucleus
c)
in the nucleus
d)
in a doctor's office
47.
How many valence electrons does Hydrogen have?
a)
1
b)
2
c)
3
d)
4
48.
How many valence electrons does Lithium have?
a)
1
b)
2
c)
3
d)
4
49.
How many valence electrons does sodium have?
a)
1
b)
2
c)
3
d)
4
50.
How many valence electrons does Oxygen have?
a)
8
b)
2
c)
16
d)
6
51.
How many valence electrons does Neon have?
a)
18
b)
8
c)
10
d)
2
52.
How many neutrons in C-14?
a)
6
b)
7
c)
14
d)
8
53.
What do these isotopes of carbon all have in common?
a)
neutrons & mass number
b)
atomic number and neutrons
c)
atomic number and electrons
d)
protons, atomic number, and mass number
54.
What quantities vary between isotopes of an element?
a)
protons, electrons, and atomic mass
b)
protons, electrons, and atomic number
c)
neutrons and electrons
d)
neutrons and atomic mass
55.
What percent of carbon-14 would be left after 5730 years?
a)
100%
b)
75%
c)
50%
d)
25%
56.
Which elements are present in carbohydrates?
a)
C,N,O
b)
C,H,O
c)
H2O
d)
CO2
57.
What activities are powered by glucose?
a)
walking
b)
thinking
c)
breathing
d)
all of the above
58.
What does a Carbohydrate consist of?
a)
Hydrogen
b)
Oxygen
c)
Carbon
d)
All of the above
59.
Humans store energy in their body in the form of
a)
Starch
b)
Glycogen
c)
Cellulose
d)
Chitin
60.
What type of carbohydrate is this?
a)
polysaccharide
b)
disaccharide
c)
monosaccharide
d)
it isn't a carbohydrate
61.
Hydrolysis literally means
a)
To join with water
b)
To split with oil
c)
To split with water
d)
To join with oil.
62.
This term means "one/single"
a)
Mono
b)
Di
c)
Tri
d)
Poly
63.
How many valence electrons does Carbon have?
a)
4
b)
12
c)
6
d)
14
64.
Ionic Bonding involves...
a)
The transfer of protons
b)
The transfer of nuetrons
c)
The transfer of electrons
d)
None Of the above
65.
Is water a polar or non-polar molecule?
a)
polar
b)
non-polar
66.
What is cohesion?
a)
water molecules sticking to other water molecules
b)
water molecules sticking to different molecules
c)
when you dissolve a substance in a solution
d)
when molecules become chemically combined
67.
According to the pH range which substance is more acidic than lemon juice
a)
Hydrochloric acid
b)
cabbage
c)
milk
68.
Which is the stronger acid?
a)
pH 1
b)
pH 4
c)
pH 8
d)
pH 5
69.
As you added drops to the coins, each drop stuck to the other water because of ________________.
a)
adhesion
b)
cohesion
c)
capillary action
d)
specific heat
70.
Which end of the water molecule has a slightly positive charge?
a)
the oxygen end
b)
the hydrogen end
c)
both ends are slightly positive
d)
neither end is positive
71.
The diagram shows a bond forming between two amino acids. What is the name of this reaction?
a)
Dehydration Synthesis
b)
Hydrolysis
c)
Pepysis
d)
Oxidation
72.
The bond that joins amino acids are called:
a)
Peptide Bonds
b)
Ester Bonds
c)
Glycosidic Linkages
d)
Phosphodiester Bonds
73.
Water absorbs heat more slowly than land does; it also ___________________more slowly than land does.
a)
Keeps heat
b)
loses heat
c)
moves around
d)
makes waves
74.
What is the property of water that allows it to stick to other surfaces?
a)
Surface tension
b)
Cohesion
c)
Adhesion
d)
Solubility
75.
What is the property of water that allows it to stick to other water molecules?
a)
Capillary Action
b)
Solubility
c)
Adhesion
d)
Cohesion
76.
Forms hydronium ions in water.
a)
Acids
b)
Bases
c)
All
77.
Forms hydroxide ions in water
a)
Acids
b)
Bases
c)
All
78.
How many valence electrons does Carbon have?
a)
4
b)
12
c)
6
d)
14
79.
What organelle makes most of the ATP and is called the power plant of the cell?
a)
ribosomes
b)
lysosomes
c)
organelles
d)
mitochondrion
80.
This process removes a water molecule in order to bond monomers together:
a)
Dehydration Synthesis
b)
Exocytosis
c)
Osmosis
d)
Hydrolysis
81.
Humans store energy in their body in the form of
a)
Starch
b)
Glycogen
c)
Cellulose
d)
Chitin
82.
This compound is used as a protective covering in animals, especially crustaceans and insects
a)
Starch
b)
Glycogen
c)
Cellulose
d)
Chitin
83.
Important to the structural integrity of plant cells, this is the single most popular polysaccharide in the world.
a)
Starch
b)
Glycogen
c)
Cellulose
d)
Chitin
84.
What is the name of this functional group -NH2?
a)
hydroxyl
b)
amine
c)
phosphate
d)
carboxyl
85.
What microscope took this image?
a)
SEM
b)
TEM
c)
TESM
d)
Compound light
86.
What microscope took this image?
a)
tem
b)
sem
c)
compound light
d)
dissecting
87.
If the eyepiece of your scope has a power of 10, and the selected objective lens has a power of 20,what is the total magnification?
a)
20x
b)
30x
c)
200x
d)
2000x
88.
Find the total magnification:
Eyepiece = 10X
Objective lens = 55X
Eyepiece = 10X
Objective lens = 55X
a)
10x
b)
55x
c)
65x
d)
550x
89.
Which best describes the problem of surface area and volume in cells
a)
As a cell gets larger, the volume grows at a faster rate than the surface area
b)
As a cell gets larger, the surface area grows at a faster rate than the volume
c)
large cells cannot locate enough food in their environment
d)
large cells are beneficial (good) since they are less likely to be eaten by other things
90.
Which organelle is responsible for making proteins?
a)
Nucleus
b)
Nucleolus
c)
Lysosomes
d)
Ribosomes
91.
Why are cells small?
a)
gravity would have too much impact on large cells
b)
cells need a large surface area to volume ratio
c)
large cells take too much energy to grow
d)
signals can not get from one end of a large cell to another
92.
This is part of the endoplasmic reticulum that is used to detoxify drugs and alcohol. There are no ribosomes.
a)
Vesicles
b)
Lysosomes
c)
Rough ER
d)
Smooth ER
93.
The golgi body packages, stores and modifies protiens
a)
No
b)
Maybe
c)
Yes
d)
I have no idea
94.
Controls all the cell's activities and contains the DNA? The "Boss" of the cell.
a)
Cell Wall
b)
Cell Membrane
c)
Golgi Body
d)
Nucleus
95.
What is the name of this cell organelle?
a)
Endoplasmic Reticulum
b)
Cell Membrane
c)
Golgi Body
d)
Nucleus
96.
What is the name of this cell organelle?
a)
Nucleus
b)
Golgi Body
c)
Mitochondria
d)
Smooth E.R.
97.
What are flagella used for?
a)
to help euglena move
b)
to eat
c)
to digest
d)
to mate with another euglena
98.
what is the structure on the end of a sperm cell called that assists in movement?
a)
flagella
b)
cilia
c)
centriole
d)
monosaccharide
99.
the process of bringing materials IN to the cell is called
a)
osmosis
b)
exocytosis
c)
endocytosis
d)
homeostasis
100.
which of the following types of cell transport moves from low to high concentration and requires energy?
a)
facilitated diffusion
b)
osmosis
c)
simple diffusion
d)
active transport
101.
What three terms describe the head of a phospholipid
a)
polar, hydrophobic, made of phosphate
b)
polar, hydrophilic, made of phosphate
c)
non polar,hydrophobic, made of phosphate
d)
non polar,hydrophilic, made of lipid
102.
Phospholipid tails are...
a)
Hydrophobic lipids
b)
Hydrophilic lipids
c)
hydrophobic phosphate
d)
hydrophilic phosphate
103.
In water, phosphopids line up in two layers
a)
tail to tail
b)
head to head
c)
tail to head
d)
depends on the salinity of the water
104.
If a protein goes all the way through the cell membrane it's called a(n) ____________ protein and if it's only on one side or the other it's called a(n) ____________protein
a)
embedded, lateral
b)
peripheral, integral
c)
throughout, adjacent
d)
none of these
105.
The cell membrane is solid and rigid.
a)
true
b)
false
106.
Which transport does not require energy?
a)
Passive
b)
Active
107.
The picture is an example of...
a)
active tranport
b)
passive transport
c)
diffusion
d)
osmosis
108.
When cells are placed in a __________ solution they begin to swell.
a)
Hypertonic
b)
Isotonic
c)
Hypotonic
d)
Equalized
109.
A person would never have pure water put into their veins in a hospital because their cells would...
a)
Shrink/Dehydrate
b)
Expand
110.
The sodium-potassium pumps requires energy to move ions across the cell membrane against their concentration gradient so it is a type of
a)
active transport
b)
osmosis
c)
diffusion
d)
facilitated diffusion
111.
The difference in the concentration of a substance from one location to another is called
a)
diffusion
b)
osmosis
c)
concentration gradient
d)
passive transport
112.
Osmosis is the diffusion of _____ across a selectively permeable membrane.
a)
food
b)
air
c)
water
d)
oxygen
113.
If a cell containing 5% salt is placed into a glass of water with 20% salt, the water is _______ compared to the cell.
a)
hypertonic-
b)
hypotonic
c)
isotonic
114.
If you looked at red blood cells under a microscope and saw the blood cells exploded, what would you say happened?
a)
The cells were placed in a hypotonic solution.
b)
the solution was isotonic.
c)
The solution was hypertonic.
115.
A cell membrane will allow some things to cross but not others meaning it is
a)
impermeable
b)
semipermeable
c)
completely permeable
d)
diffusive
116.
Which of the following requires energy in order to transport substances across the membrane?
a)
facilitated diffusion
b)
diffusion
c)
osmosis
d)
active transport
117.
Active transport moves molecules from a low concentration to a high concentration
a)
True
b)
False
118.
Active transport moves molecules from a high concentration to a low concentration
a)
True
b)
False
119.
Which type of transport requires an input of energy?
a)
Passive Transport
b)
Osmosis
c)
Simple Diffusion
d)
Active Transport
120.
What happens to a cell placed in a HYPERTONIC solution
a)
It shrinks
b)
It swells
c)
Nothing happens
121.
What happens to a cell placed in a HYPOTONIC solution?
a)
It shrinks
b)
It swells
c)
Nothing Happens
122.
Which form of active transport is being shown?
a)
Pinocytosis
b)
Endocytosis
c)
Exocytosis
d)
Osmosis
123.
When cells take in food particles through active transport, what is it called?
a)
Pinocytosis
b)
Phagocytosis
c)
Exocytosis
d)
Osmosis
124.
When cells take in a liquid through active transport, what is it called?
a)
Exocytosis
b)
Phagocytosis
c)
Pinocytosis
d)
Osmosis
125.
The sodium potassium pump usually pumps
a)
potassium out of the cell
b)
sodium out of the cell
c)
sodium into the cell
d)
both potassium and sodium into the cell
126.
The cell below is in a _________ solution.
a)
Hypotonic
b)
Hypertonic
c)
Isotonic
127.
The cell below is in a _____________ solution.
a)
Hypertonic
b)
Hypotonic
c)
Isotonic
128.
A cell in an isotonic solution will
a)
swell
b)
shrink
c)
stay the same size
d)
impossible to tell
129.
Special proteins help move particles, but NO energy is needed. This is..
a)
facilitated diffusion
b)
exocytosis
c)
active transport
d)
equilibrium
130.
Human immune cells can engulf bacteria to destroy them. This is an example of
a)
pinocytosis
b)
phagocytosis
c)
exocytosis
d)
acidosis
131.
Which of the following substances is most likely to be brought into a cell by receptor-mediated endocytosis?
a)
cholesterol bound to a protein ligand
b)
glucose
c)
a sodium ion
d)
an amino acid
132.
The movement of water through a semi-permeable membrane is called?
a)
cell membrane
b)
respiration
c)
osmosis
d)
diffusion
133.
The picture is an example of _________________.
a)
osmosis
b)
isotonic
c)
diffusion
d)
active transport
134.
Passive transport is called "passive" because it occurs WITHOUT
a)
cause.
b)
energy.
c)
a concentration gradient.
d)
a cell wall.
135.
Which of the following is NOT a type of passive transport?
a)
diffusion
b)
facilitated diffusion
c)
osmosis
d)
endocytosis
136.
0.9% NaCl is isotonic to red blood cells. Which of these describes what will happen if a technician misplaces a decimal point and makes 9.0% NaCl solution instead and administers it to a patient?
a)
The cells exposed to the solution will burst.
b)
The cells exposed to the solution will shrink.
c)
The cells will remain the same size.
d)
The cells exposed to the solution will expand but not burst.
137.
What is plasmolysis?
a)
Pulling away of the plant cell membrane as it loses water in a hypertonic solution.
b)
Pulling away of the animal cell membrane as it undergoes osmosis.
c)
An increase in turgor pressure as the cell undergoes osmosis.
d)
Contraction of the protoplast of a plant cell as a result of gaining water.
138.
When both inside and outside of a cell have the same concentration of water it is said that the cell has reached a state of ___________.
a)
osmosis
b)
equilibrium
c)
diffusion
d)
hypertonic
139.
For water to travel across the cell membrane at a substantial rate, the water molecules travel through PROTEIN CHANNELS known as aquaporins.
a)
Simple diffusion
b)
Facilitated diffusion
c)
Active transport
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