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