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Missouri State Biology EOC Review Flashcards | StudBud
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Missouri State Biology EOC Review
Missouri State Biology EOC Review
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Review questions for the Missouri EOC
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53 cards
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1
If a sperm cell fertilizes an egg, what would be the result after this fertilization?
A diploid zygote
A haploid zygote
2
What is an example of osmosis?
water moving into the root cells of a plant
oxygen moving into bloodstream from lungs
potassium ions moving in/out of cell
carbon dioxide gas moving into leaf cells of plant
3
What are the reactants of photosynthesis?
Glucose, Oxygen, ATP
Carbon Dioxide, Glucose, ATP
Carbon Dioxide, Water, LE
Water, Oxygen, LE
4
According to fossil records, horse bones 50 MYA were much smaller. Why are they bigger now?
Migration
Commensalism
Natural Selection
Inbreeding
5
What component of DNA accounts for genetic variation of organisms?
order of deoxyribose sugars
order of nitrogen bases
order of hydrogen bonds
order of phosphates
6
What organelle is found mainly in plant cells and functions as a storage center?
large central vacuole
mitochondria
cell wall
chloroplast
7
Which of these would increase a population of deer in a habitat?
an increase in the number of limiting factors
a decline in the number of deer predators
a decline in the number of producers
an increase in the number of deer predators
8
RNA and DNA are which type of organic compound?
protein
nucleic acid
carbohydrate
lipid
9
Which property of water allows it to be a good buffer for body temperature?
Capillarity
Surface Tension
Turgidity
High Heat Capacity
10
What are the sex chromosomes of a normal male?
XX
XXX
XY
XXY
11
A plant has diploid number 12. How many chromosomes would be found in a new leaf on the plant?
24
6
0
12
12
Which statement best explains what is happening at 50+ days?
An introduced predator is causing the decline in population
The population stabilizes as it approaches carrying capacity
Population growth decreases as cockroaches get older.
Destruction of habitat is causing the decline in population
13
What tool can most accurately determine the volume of a sample of water?
ruler
thermometer
balance/scale
graduated cylinder
14
Membranes are essential to life processes. Which of the following best defines a membrane?
Membranes are the sites of energy transformations
Membranes are impermeable barriers
Membranes are cellulose bilayers
Membranes are selectively permeable
15
Which organelle is correctly paired with its role?
Vacuole - controls the cell
Ribosomes- protein synthesis
Nucleus - cellular respiration
Mitochondria-photosynthesis
16
What do the similarities of the structures suggest about these organisms?
They grow at the same rate
They live in the same environment
They live for the same length of time
They evolved from a common ancestor
17
The American Buffalo has cells w/ 60 chromosomes. How many chromosomes would be in the gametes?
20
120
30
60
18
What conclusion can be made based on the situation below with insects and pesticides?
The red bug has a genetic advantage for survival.
The white bug has a genetic advantage for survival.
Both bugs are genetically identical so respond the same.
Both bugs do not respond to the pesticide.
19
Which of the following is sexual?
meiosis
budding
regeneration
mitosis
20
Which correctly describes a major difference between a plant cell and an animal cell?
An animal cell has cell wall & plant cell does not.
A plant cell has chloroplast & an animal cell does not.
A plant cell has a membrane & an animal cell does not.
An animal cell has mitochondria & plant cell does not.
21
In which way are Photosynthesis (P) and Cellular Respiration (CR) different?
P releases energy, while CR requires energy
P uses carbon dioxide, while CR produces carbon dioxide
CR stores ATP, while P releases ATP
CR produces oxygen, while P uses oxygen
22
What are the genotypes of the parents if they have 78 purple and 22 white flower offspring?
Pp x Pp
PP x PP
PP x pp
Pp x pp
23
What will happen if the appropriate enzyme is added to a chemical reaction?
The reaction rate would increase
The reaction rate will remain the same
The reaction will stop
The reaction rate would decrease
24
What % offspring would be recessive if one parent is heterozygous and other homozygous dominant
50%
75%
0%
100%
25
The central dogma for life depends on the ability to make proteins. What is this?
DNA --> RNA --> Protein
DNA --> Protein --> RNA
RNA --> DNA --> Protein
Protein --> RNA --> DNA
26
A tick sucking blood from a dog is an example of which type of symbiosis?
parasitism
mutualism
capillarity
commensalism
27
Which of these is an advantage of sexual reproduction?
It creates variation within a population
It ensures no variation within a population
It creates offspring that are superior than the parents
It creates offspring that are identical to the parents
28
DNA codes for proteins. What accounts for the "code" in the DNA?
Sequence of bonds.
Ribosome sequence.
Sequence of nitrogen bases.
Order of amino acids.
29
Lettuce in a salad wilts soon after salt is added. Why does this wilting occur?
swell when exposed to salt
release water in the presence of salt
lose oxygen when in contact with salt
absorb the extra salt
30
Freckles are dominant. A no freckled woman marries a heterozygous man. Children genotypes?
50% Ff: 50% ff
100% Ff: 0% ff
0% Ff: 100% ff
75% Ff: 25% ff
31
Due to insecticides, cricket population decreases. Which population is most affected by this?
Frog
Hawk
Grass
Mouse
32
Which of these is NOT a difference between mitosis and meiosis?
Mitosis has 1 division; meiosis has 2 divisions
Mitosis produces diploid cells; meiosis produces haploids
Mitosis is sexual; meiosis is asexual
Mitosis produces 2 cells; meiosis produces 4 cells
33
Which organism contains the most available energy?
Snake
Grass
Mountain Lion
Hawk
34
Which process is an example of asexual reproduction?
Female fish deposits eggs & male fish releases sperm on them
A bacteria divides in half to form two bacteria cells.
A bee transferring pollen from one plant to another plant
Earthworms exchange sperm
35
Suppose that a freshwater plant is mistakenly put into saltwater. Which process will occur?
Nothing will occur
Water will move out of plant, causing the plant to shrink
Water will move into plant causing it to swell
Salt will move out of the plant, causing it to swell
36
Water is often called the "universal solvent". Why is important for water to dissolve material?
Water heats slowly.
Allows small insects to walk on water.
Water provides a soluble environment for chemical reactions
Water is not important to life.
37
What is the primary purpose of cellular respiration?
to use sunlight to produce food molecules
to release oxygen into the environment
to release energy from food molecules
to remove carbon dioxide from the environement
38
What advantage do sexually reproducing organisms have over asexually reproducing organisms?
genetic variation
increased reproductive rate
genetic stability
increased fertilization rate
39
Which best explains why a pyramid is used to represent energy flow in ecosystems?
The size of the organisms decreases when moving up pyramid
The population size increases when moving up pyramid
Available energy decreases when moving up pyramid
Available energy increases when moving up pyramid
40
Which organelle is the site of cellular respiration?
3
2
4
1
41
A cell's ribosomes are destroyed. Which process would be affected by this?
Cellular Respiration
Photosynthesis
Osmosis
Protein Synthesis
42
What is the building block (monomer) of nucleic acids?
fatty acid
nucleotide
monosaccharide
amino acid
43
What advantage do sexually reproducing organisms have over asexually reproducing organisms?
genetic stability
increased fertilization rate
increased reproductive rate
genetic variation
44
Glucose belongs to which category of organic compound?
Nucleic Acid
Lipids
Carbohydrates
Protein
45
The bird eats the parasites on the water buffalo. Which type of symbiosis do the two have?
Commensalism
Predation
Parastisism
Mutualism
46
Which statement best describes the interdependence of photosynthesis and cellular respiration?
Photosynthesis and respiration are not connected.
The products of P are the reactants of CR.
The products of P are the products of CR.
CO2 & H2O are the products of P which are the reactants of R
47
Which best explains why a bacterial cell is classified as prokaryotic?
absence of cell wall
presence of nucleus
presence of cell wall
absence of nucleus
48
Who is the best Biology teacher you have ever had?
Mr. Rogers
Ms Patten
Ms Piggy
Ms Ertmann
49
Which of the following monomers is correctly paired with its polymer?
fatty acids- proteins
nucleotide - nucleic acids
amino acids-carbohydrates
monosaccharide - lipids
50
Which cross would be represented as Aa x aa, where A is white and a is dark?
cross 4
cross 2
cross 1
cross 3
51
Which of the following is a biotic factor that might limit the population?
Amount of precipitation
Temperature
Amount of producers
Amount of oxygen available in atmosphere
52
How would an increase in temperature affect the rate of a chemical reaction like P and CR?
It should slow both down
It should speed both up
It will increase photosynthesis, but decrease respiration
It will decrease photosynthesis, but increase respiration
53
What process produces many variations in phenotypes?
Cloning
Sexual Reproduciton
Asexual Reproduction
Regeneration
