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2nd Semester Biology Review Flashcards | StudBud
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2nd Semester Biology Review
2nd Semester Biology Review
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Evolution, Change Over Time, Human Impact, Colonization of Mars
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Answers
1
Which of the following is an example of geographic isolation?
Genetics are not the same
Ant population is separated by a river & the ants can't swim
Female Bird of Paradise doesn't like the male's mating dance
All of the above
2
Mass extinctions can cause
the Cubs to win the World Series
the population of deer to grow wings
domino effect in food web that can cause more extinctions
a chain reaction of asexual reproduction
3
Slow, constant change over a long period of time is known as
Tortoism
Slo-pokeism
Lagging
Gradualism
4
Extremophiles are members of the _____ kingdom.
Plantae
Eubacteria
Archaea
Anamalia
5
Largest population of organisms that can survive indefinitely in an environment is the ____ .
minimum capacity
carrying capacity
directional capacity
adult capacity
6
The graph shows
stabilizing selection
directional selection
absolute selection
disruptive selection
7
What would happen to the graph if the number of deaths were greater than the births?
the line would stay flat
the line would go up
None of the above
the line would curve downward
8
When fossil fuels are burned ____________ occurs.
increase in carbon emissions
decrease in carbon emissions
increase in oxygen emissions
decrease in oxygen emissions
9
What is gene flow?
Genes moving in/out of a population
Emigration only
Immigration only
Migration only
10
What was the name of the supercontinent that broke apart over 200 million years ago?
Eurasia
Mesapotonia
Gondwana
Pangea
11
On the cladogram, the characteristic shared by primates, rodents, rabbits, crocodiles &birds is
hair
amniotic egg
opposable thumbs
eggs with shells
12
At which letter on the graph is the population growing rapidly?
A
D
C
B
13
Emigration is
people moving down the block
people moving into a country
people moving out of a country
None of the above
14
Organisms with similar genetics mate with one another in
Non-random mating
Random mating
Artificial selection
All of the above
15
Which of the following would add to an increase up population growth
lack of refrigeration
Doctors available but they are a hundred miles away
Access to clean water and better sanitation
Agricultural and Industrial Revolution
16
Organisms better adapted to environment are more likely to survive & reproduce more offspring
Gene flow
Structural adaptation
Mimicry
Natural selection
17
Remains of an organism that lived a short period of time and is used in relative dating is
fracking
an index fossils
slate
metamorphic rock
18
Natural selection can result in
fitness increasing in the population
all of the above
more offspring produced than can survive
species competing for resources
19
Adaptation where a non-dangerous organism looks very similar to a dangerous organism
copy-cat
behavioral
camouflage
mimicry
20
Scientists use which of the following as evidence of evolution?
All of the above
DNA sequencing
embryonic development
fossil record
21
The time it takes for 50% of a radioactive isotope to deteriorate is called
sister isotope
radio active development
evolution
half life
22
Which of the following is an example of behavioral isolation?
Female Bird of Paradise doesn't like the male's mating dance
All of the above
Ant population is separated by a river & the ants can't swim
Genetics are different
23
The graph shows
disruptive selection
stabilizing selection
directional selection
absolute selection
24
Which of the following helped slow the growth rate of the world's population?
Lack of medical care
Birth control
Lack of arable land
all of the above
25
Mold, yeast and mushrooms are found in the kingdom ___________
Fungi
Eubacteria
Archaea
Plantae
26
Sustaining resources can be achieved by all of the following except
drive your car when you could take the bus
planting trees
limiting the number of fish or deer you can fish or hunt
sustainable building
27
Which of the following is an example of reproductive isolation?
Female Bird of Paradise doesn't like the male's mating dance
Ant population is separated by a river & the ants can't swim
Genetics are not the same
All of the above
28
If you have 25% of a parent isotope, how many half lives have passed?
3
2
4
1
29
Where did carbon dioxide come from in Earth's early atmosphere?
Photosynthesis
Water vapor
Volcanos
Asteroids/meteorites
30
Why is carbon important on Earth?
necessary for photosynthesis and the production of glucose
necessary to start cellular respiration to create glucose
all of the above
necessary for water cycle
31
Prokaryotes causing infections common to humans & their name relate to their shape are in the
Kingdom Archaea
Kingdom Protista
Kingdom Fungi
Kingdom Eubacteria
32
The efficiency of cellular respiration (aerobic respiration) increases in the presence of ____.
oxygen
nitrogen
carbon dioxide
water
33
What is a gene pool?
All of the genes an organism has
Game where people try to get genes in a pocket on a table
Place where genes go to relax and swim
All genes/alleles in a population; can influence evolution
34
In the phylogenetic tree what animal is most closely related to Aves (birds)?
Crocodylia
Placentalia
Rhynchocephalia
Testudines
35
How old is the Earth?
6.4 million years old
4.6 billion years old
6.4 billion years old
4.6 million years old
36
When a species number gets so low that it is in danger of becoming extinct it is called
threatened
endangered
regrowing
critically low
37
Which of the following is NOT an ecological trade off?
Reflective windows lower cooling $ but birds hit glass & die
Movies are expensive but a matinee is cheaper
Wind turbines harness energy but birds fly into blades & die
Stop using pesticides but lose more crops to insects
38
Scientists that study fossils and relate them to life on Earth
sociologist
palentologists
fossilogist
archeologists
39
Which of the following would be constraints?
Expense
Available space
Time
All of the above
40
How did oxygen first appear on Earth?
From photosynthesis after plants evolved
Volcanic eruptions
Cellular respiration
It came on meteorites
41
Which of the following will not cause a population to evolve?
natural selection
pesticides
genetic mutations
asexual reproduction
42
August 1, 2018 was the day when the humans on Earth have used up the years renewable resources.
National Raspberry Creme Pie Day
So What Do We Do Now day
Earth Overshoot Day
Better luck next year day
43
What is a well preserved or mineralized organism that lived thousands of years ago?
a pangea
a rock
a geode
a fossil
44
The oldest rock layer being found on the bottom of a section of strata is the basis of what law
Law of Plate Tectonics
Law of Imposition
Law of Superposition
Law of Rock of Ages
45
Which of the following is NOT an example of migration?
Ducks flying south for the winter
Wildebeasts following the rains and food supply
Cows staying in the barn in the winter
Monarch butterflies traveling to Mexico in the fall
46
In the phylogenetic tree what animal is the least related to Aves (birds)?
Placentalia
Crocodylia
Testudines
Rhynchocephalia
47
The graph shows
directional selection
disruptive selection
stabilizing selection
absolute selection
48
At which point on the graph does growth slow down and nearly stop?
B
D
A
C
49
The amount of resources that that you will use in one year is called your
overshoot resources
biocapacity
resource capacity
ecological footprint
50
What is speciation?
nomenclature for the species
mass extinction of a species
new species is formed
species forming a new gene pool
51
The Western Europe population pyramid shows
declining growth because the rate of births is slowing down
slow growth because there are more deaths than births
None of the above; the death rate equals the birth rate
rapid growth because there are more births than deaths
52
To determine if a country is in an ecological deficit or reserve subtract the ___ from the ___.
ecological footprint; biocapacity
reserve; ecological footprint
biocapacity; ecological footprint
deficit; ecological footprint
53
Uncontrolled growth with no limiting resources is called
All of the above
Logistic growth
Exponential growth
Fast growth
54
Evidence supporting the theory of plate tectonics is
Matching rock formations found on Africa and South America
All of the above
Same fossils found on the coasts of W Europe & East US
Continents fitting together like puzzle pieces
55
The West Africa population pyramid shows
declining growth because there are more deaths than births
None of the above because birthrate equals death rate
rapid growth because there are more births than deaths
slow growth because there are more deaths than births
