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WorksheetsBiology 1 Final Exam Review
Total questions: 62
Worksheet time: 1hrs 2mins
Science is based on
faith
evidence
popularity
observation
How many independent variable(s) should there be in an experiment?
One
Two
As many as possible
One per constant
Before controlled experiments, many people believed non-living things could give rise to living things. This was known as
Scientific Method
Cell Theory
Evolution
Spontaneous Generation
When using a compound microscope, how many lenses are you looking through?
One
Two
Seven
10x
When cells work together to perform a specific function they are known as
Organelles
Cells
Organs
Tissues
Which of the following is NOT a characteristic of living things?
Respond to Stimuli
Energy Consumption
Contains organelles
Growth and Development
A covalent bond forms when
atoms are shared
elements are transferred
electrons are transferred
electrons are shared
Water is _______________, therefore it cannot easily pass through the _______________ center of the phospholipid bilayer
polar, nonpolar
polar, polar
non-polar, polar
hydrophobic, hydrophobic
All organic compounds contain ______________ because it can make a maximum of _______________ covalent bonds with other atoms.
ATP, 3
Carbon, 4
Proteins, 2
Nitrogen, 3
Cohesion of water molecules is possible because of
Hydrogen Bonding
Covalent Bonding
Capillary Action
Phospholipid Bilayer
Which of the four macromolecules provides a short-term supply of energy and carbon?
Lipids
Nucleic Acids
Carbohydrates
Proteins
Where is the active site in this diagram?
A
B
C
Why do you need to eat food?
Source of Energy
The molecules in your food are broken down into monomers which are then used to rebuild other molecules needed in your body
Source of Vitamins
All of the above
If a substance has a low pH, this means it
has more hydrogen ions than hydroxide ions
is a base
is neutral
is water
When an enzyme denatures it...
has been exposed to an extreme change in its environment
has changed shape
can no longer function
all of the above
After an enzyme has catalyzed a chemical reaction
it cannot be reused
it has been duplicated
it can be reused
it is denatured
When using a microscope, an increase in magnification causes
An increase in the field of view
A decrease in the field of view
The object you are looking at to get bigger
The field of view to change shape
Which of the following are found in animal cells, but not plant cells
Chloroplasts
Mitochondria
Bacteria
Centrioles
Prokaryotic cells do not have
membrane bound organelles
genetic material
proteins
ribosomes
During diffusion, molecules move
by active transport
from high concentration, to low concentration
from low concentration, to high concnentration
through pumps in the phospholipid bilayer
Which of the following is not a component of the cell theory?
living things are made up of one or more cells
all cells have a nucleus
cells arise from pre-existing cells
cells are the basic unit of structure and function
Which of the following is not a characteristic of the cell membrane?
Selective Permeability
Bilayer
Allows all large non-polar molecules to pass through it
Contains phospholipids, cholesterol and proteins
When placed in a hypotonic solution, a cells volume will
stay the same
swell
shrink
none of the above
a net movement of molecules from one solution to another will continue until
one solution is hypotonic to the other
one solution is hypertonic to the other
the solutions are isotonic
the molecules explode
Most multicellular organisms require aerobic respiration because
it produces the most lactic acid
it produces the most pyruvate
it produces the most glucose
it produces the most ATP
How do autotrophs make their own food?
Converting organic molecules into inorganic molecules
Converting light energy into chemical energy
They eat other organisms
They use ATP to make DNA
Plant produce glucose in their ______________, which is then used during cellular respiration in the __________________ to make ATP.
chloroplasts, mitochondria
mitochondria, chlorplasts
cell wall, centriole
Krebs Cycle, Calvin Cycle
The first step of photosynthesis is
the splitting of water
chlorophyll trapping sunlight
carbon fixation
production of glucose
What is missing from this cellular respiration equation?
Sunlight
Chlorophyll
Coefficients
Glycogen
Energy is released from ATP when
The Adenine is broken off
The chemical bond holding the third phosphate is formed
the chemical bond holding the third phosphate is broken
Cellular respiration is complete
Which process requires carbon dioxide and water as reactants?
Cellular respiration
Fermentation
Glycolysis
Photosynthesis
Why can't plants use green light to conduct photosynthesis?
They absorb it
They reflect it
Where does the glucose needed to convert ADP to ATP in animal cells ultimately come from?
Cellular Respiration in plants
Photosynthesis in plants
Lactic Acid Fermentation
Glycolysis
Before cell division, genetic material must first be
replicated
condensed
refurbished
reduced
Asexual reproduction requires ___________, while sexual reproduction requires _____________.
two parents, one parent
binary fission, cloning
genetically diverse offspring, genetically identical offspring
one parent, two parents
Variation within a population may occur through
crossing over during meiosis
independent assortment during meiosis
mutation during DNA replication
all of the above
As the volume of a cell increases, what happens to the cell's surface area to volume ratio?
it stays the same
it decreases
increases
it expands exponentially
As a cell's surface area to volume ration increases
diffusion becomes easier
osmosis becomes harder
diffusion becomes equal
diffusion becomes an active process
Mitosis and meiosis are very similar, but do have some differences. Which of the statements below is false?
Meiosis involves two divisions, while mitosis involves only one division
Meiosis starts with haploid cells, while mitosis starts with diploid cells
During meiosis homologous chromosomes pair up, while in mitosis they do not
Meiosis results in genetically varied gametes, while mitosis creates genetically identical cells
If a fruit fly gamete contains 4 chromosomes, then the germ cells contain __________.
4
2
8
16
In plant cells, mitosis is concluded once
telophase ends
a cleavage furrow is formed
the cell plate is formed
single stranded chromosomes move to opposite ends of the spindle
DNA and RNA are both made up of monomers called
glucose
simple sugars
nucleotides
codons
Which of the following is not a protein?
Enzymes
Glucose
Hemoglobin
Polymerases
When making RNA, Adenine is complementary to
Thymine
Uracil
Amino Acids
DNA
The amino acid sequence of a _____________, is determined by the sequence of _______________ in DNA
codon, phosphates
protein, nucleotides
polypeptide, codons
nucleic acid, nitrogenous bases
Replication and Transcription of DNA occur in the
nucleus
cytoplasm
ribosomes
mitochondria
The breeding of corn to have a particular seed size is an example of
Natural selection
Asexual Reproduction
Artificial Selection
Lamarckian Evolution
The amino acid sequences of hemoglobin found in two different species of reptile are almost exactly the same. This suggests that the reptiles
Are actually the same species
Share a common ancestor
Live in the same environment
Are evolving into the same species
A mutation in DNA is the same as
a sudden change in the genetic material of the organism
Natural Selection
Artificial Selection
Competition for resources such as food and water
True or False: both Bacteria and Archaea lack a nucleus
true
false
Solely from its name, you know that Rhizopus nigricans must be
In the genus nigricans
a plant
in the genus Rhizopus
an animal
According to Natural Selection, each of the 14 species of Galapagos finch could have gotten their characteristic beaks because
of the tendency for perfection
they inherited the beaks their parents acquired
they randomly acquired mutations which created variability in the population. This variability allowed for some finches to out-compete others, and therefore survive and reproduce more often.
the environment consciously choose what beaks the birds got
Species with analogous structures are considered to
have a recent common ancestor
live in a similar environment
be evolving into the same species
have no relation
Evidence for evolution can come from all but
Fossils
Pictures of extinct dinosaurs
Biochemical molecules like DNA or Proteins
Embryological Studies
Which gas is increasing in the atmosphere and threatening the world with the greenhouse effect?
carbon monoxide
ozone
nitrogen
carbon dioxide
In a given food chain where would you find the smallest number of organisms living in the population?
Primary Producers
Secondary Consumers
Tertiary Consumers
Decomposers
90% of the energy originally found in a trophic level is transferred
to the primary producer
to the sun
to the organism that eats it
to the environment
The carrying capacity of this deer population is around
80
100
10
7.5
In a commensalistic relationship
Both organisms benefit
One organism benefits, and the other is neutral
Both organisms are harmed
One organism benefits, and the other dies
A tertiary consumer is threatened by deforestation, global warming, and destruction of habitat. How could a conservationist assure that the population of consumers gets as much energy and resources as it possibly can?
Increase the number of trophic levels
Increase the number of decomposers
Decrease the number of trophic levels
Add an invasive species into the food web
In an ecosystem which resource is not recycled?
carbon
energy
water
nitrogen
During carbon cycling, __________________ removes carbon dioxide from the air
Cellular Respiration
Photosynthesis
Burning of Fossil Fuels
Decomposition of waste and animal remains
