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Evolution
Evolution
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#biology
Flashcards
45 cards
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Questions
45
Answers
1
Which of the following is the most likely example of a favorable mutation?
A mutation that changes the color of a rabbit's fur orange
A mutation that gives a rabbit a 3rd ear
A mutation that allows a rabbit to run faster
A mutation that changes the color of the rabbit's eyes
2
What supporting evidence supports the idea that land mammals and whales could be connected?
Recent Fossil Finds
Embryology
Biogeography
Observation of living whales
3
Series of related fossils are important evidence of evolution because they show
how animals behaved in their environments
molecular homologies
how organisms changed over time
how the embryos of organisms develop
4
How well an organism can survive and reproduce in its environment is called
Adaptation
Heritable Traits
Fitness
Artificial Selection
5
What are structures that have lost all or most of their original functions?
Analogous Structures
Vestigial Structures
Homologous Structures
Bio-geographical Structures
6
Body structures that are similar is function but do not suggest common ancestry are
Vestigial
Homologous
None listed
Analogous
7
Vestigial structures are ____________.
Homologous
Analogous
8
Which of the following is not supporting evidence of the theory of evolution?
Body Structures
Embryology
Atmospheric Studies
Biogeography
9
The driving force behind evolution is
inheritance of acquired traits
gene mutation
large animals eating smaller animals
natural selection
10
Which statement fits in with the theory of evolution?
Humans and chimps evolved from a common ancestor
Humans evolved from chimpanzees
Chimps evolved from humans
There's no evolutionary relationship between humans & chimps
11
In biological terms, the organism that is most successful within its population is the one that
captures the most food
grows largest and fastest
occupies the most properous niche
produces the most surviving offspring
12
All living cells use DNA and RNA to make proteins and pass on genetic info. What is this?
Common Genetic Code
Evolution
Homologous Molecules
Natural Selection
13
What is the significance of the Galapagos Islands to the theory of evolution?
It was where Darwin was exiled after his unpopular theory
It is where Charles Darwin wrote "The Origin of Species"
It is where Darwin studied unusual animals
It is where Charles Darwin was born and raised
14
Which of the following is an example of an environmental pressure?
A lake that is gradually running out of water
A fight between two members of the same species
Breeding between two members of the same species
The air pressure in the atmosphere
15
Birds and _______ are more closely related than birds and mammals.
Humans
Amphibians
Reptiles
Fish
16
What characteristic did early hominins share with modern humans?
Speech and Language
Bipedalism
Small brains
The inability to live in groups
17
Dog breeding is an example of
Artificial Selection
Natural Selection
Biogeographical Selection
Embryological Selection
18
In different parts of the world, Darwin found unrelated species that looked alike because
the species once lived in the same place
the species lived in different environments
the species were closely related
the species lived in similar environments
19
the selective breeding of plants and animals to promote desirable traits in offspring is
evolutions
natural selection
fitness
artificial selection
20
Which of the following is an example of vestigial structures?
Bat wings
Dolphin and Whale Hipbones
Octopus Tentacles
Human phalanges
21
In what way is life on Earth similar to a large tree? Choose the best answer.
It cannot move under its own power
All of the different branches are connected
It is rooted in the ground
All of life needs water to survive
22
What can you infer from the fact that all life on Earth is related, if you go back far enough?
All life on Earth evolved from just a few simple life forms
Very few species have gone extinct over time
Animals mutate and evolve at an extremely rapid rate
Many different species existed at the beginning of time
23
What is the approximate age of the Earth?
4.5 Billion years old
6 Billion years old
4 million years old
5.5 million years old
24
The study of where organisms live and where their ancestors lived in the past is known as
Bio-geography
Embryology
The Fossil Record
Body Structures
25
the study of biology and medicine concerned with the study of embryos and their development
Genetics
Molecular Biology
Biogeography
Embryology
26
Any heritable trait that helps an organisms survive in its environment is a(n)
Stroke of luck
Natural Selection
Fitness
Adaptation
27
How are camels especially suited to their environment? Choose the best answer.
They're able to go without water for long periods of time
They get along well with other members of their species
Their humps make them good pack animals for humans
Their long eyelashes make them look attractive
28
Look at the different beak structures pictured. These evolutionary changes are known as:
Acquired Traits
Adaptations
Variations
Sexual Selections
29
Edible fruit is an adaptation in some flowering plants that provides an advantage in
attracting more bees
making the plant more attractive
getting more people to grow it
widespread dispersal of seeds
30
Which of the following would an animal breeder use to increase the milk given by his cows?
Acquired Charateristics
Overproduction
Genetic Isolation
Artificial Selection
31
What is the oldest of these species?
Neanderthals
Australopithecines
Homo-sapiens
Tool-making hominins
32
What is a common ancestor?
An animal from which two or more species evolved
An animal that has a lot of offspring
An animal that is good at escaping from predators
An animal that is related to many other species
33
Two populations of similar organisms will be considered separate species when they
occupy different niches
can no longer interbreed and produce fertile offspring
become extinct
look different
34
The wing of a bird that cannot fly is an example of a(n)
Molecular Structure
Vestigial Structure
Homologous Structure
Analogous structure
35
Which type of body structures suggest common ancestry?
Analogous
Homologous
36
View the image. Which of the following is NOT true?
Fossil #2 is older than fossil #1
Fossil #4 is the oldest of the fossils
Fossil #1 is older than fossil #3
Fossil #3 is older than fossil #2
37
Look at the different body shapes within a pop. of giraffes. These differences is an example of
variation
natural selection
sexual selection
adaptation
38
What is evolution?
Ancient rock layers and the fossils they contain
The migration of different species through the seasons
How organisms change across many generations
When animals move to warmer climates in the winter
39
Which of the following ideas proposed by Lamarck was later found to be incorrect?
There's a relationship between an organism and its environm.
Living things change over time
All species descended from other species
Acquired characteristics can be inherited
40
If you wanted to excavate fossils of the earliest human ancestors, to where would you travel?
Guatemala
Australia
Asia
Kenya
41
Why was having a large brain advantageous for early hominins?
It increased intelligence and helped them hunt to survive
It made them walk upright
It helped them see better
It prevented them from making dangerous weapons
42
What do evolutionary trees show?
all life evolves to the point of perfection
All life depends on trees
all life is changing due to natural selection
all living species are descended from their ancestors
43
What trait determines whether two animals belong in the same species?
The environment they live in
Their evolutionary relationship to humans
Their ability to breed with one another
Their physical appearance
44
Survival of the fittest means...
The fastest organisms
The biggest organisms
The best-adapted organisms
The smartest organisms
45
How can molecular biology be used to trace the process of evolution?
Similar patterns of embryo development are used as evidence
Universal genetic code/homologous molecules give evidence
None mentioned
Recently discovered fossils trace the evo. of modern species
