stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
1st semester 2019 - Rich South M & L Flashcards | StudBud
Explore
/
1st semester 2019 - Rich South M & L
1st semester 2019 - Rich South M & L
55 terms
·
StudBud Administration
·
119 plays
Imported from external platform
Flashcards
55 cards
F
Practice quiz
P
Host live
L
Questions
55
Answers
1
Lamarck proposed that organisms
inherit all of the adaptations they display
have an innate tendency toward complexity and perfection
have an innate tendency to become simpler as time passes
belong to species that never change
2
What makes up a molecule of water?
1 atom of hydrogen and 2 atoms of oxygen
1 atom of hydrogen and 1 atom of oxygen
2 atoms of hydrogen and 1 atom of oxygen
1 atom of sodium and 1 atom of chlorine
3
Which one of these are NOT a characteristic of life?
hardness
reproduction
growth
homeostasis
4
Farmers select animals and plants to use for breeding by looking for
species that are perfect and unchanging
characteristics acquired during their lifetime
natural variations that are present in a species
homologous structures
5
Who presented that events like war, starvation, and disease could prevent the endless growth of human populations?
Lamarck
Darwin
Malthus
Lyell
6
The ability of an organism to survive and reproduce in its specific environment is called
adaptation
evolution
fitness
diversity
7
How many sales were made on day 3?
0
4
16
8
8
Information gathered from observing a plant growth of 3 cm over a two week period is called
inferences
hypotheses
variables
data
9
Why do some birds fly south for the winter?
responding to their environment
because they have cells
to maintain an internal balance
because of their DNA
10
The Galapagos finch species are an excellent example of
stabilizing selection
speciation
selection on single-gene traits
genetic equilibrium
11
According to the cladogram, which species is the youngest?
turtle
lamprey
grouper
wolf
12
Natural selection acts directly on
genes
alleles
mutations
phenotypes
13
Using the following table, what would the dependent variable be?
both
time
temperature
neither
14
The lowest level of environmental complexity that includes living and nonliving factors is?
biome
community
biosphere
ecosystem
15
On the Galapagos Islands, Charles Darwin observed
completely unrelated species
species exactly like those found in South America
species completely unrelated to those found in South America
species similar to mainland South American species
16
When salt dissolves in water, water is considered the
reactant
solvent
solution
solute
17
Which statement is true?
species make up communities, which make up populations
populations make up species, which make up communities
species make up populations, which make up communities
communities make up species, which make up populations
18
What species does Bird Z belong?
Certhidea
Geospiza
Platyspiza
Camarhynchus
19
What property of water causes it to curve in a graduated cylinder?
pH
adhesion
cohesion
heat capacity
20
What is a predator?
eats plants
lives on another animal without harming it
kills and eats other animals
lives inside another animal
21
Why can different species of birds live in the same tree?
they occupy different niches
they have different habitats
there are different temperatures in the trees
they don't eat from the tree
22
Genetic drift tends to occur in populations that
are small
have unchanging allele frequencies
are formed from new species
are very large
23
What is the simplest grouping of more than one kind of organism in the biosphere known as?
a species
an ecosystem
a community
a population
24
On the food web, which trophic level does this organism that only eats plants belong?
secondary consumer
tertiary consumer
primary producer
primary consumer
25
What does a cladogram show about an organism?
the relative degrees of relatedness among lineages
the importance of each derived characteristics
all traits of each organism analyzed
the general fitness of the organisms analyzed
26
On what axis is the independent variable located?
x axis
z axis
y axis
w axis
27
All living things are composed of
cells
diatoms
diarrhea
cellulose
28
This graph shows natural selection favoring the most extreme traits.
national selection
stabilizing selection
disruptive selection
directional selection
29
What feature does the salamander NOT have?
four legged locomotion
hair
jaw bones
vertebral column
30
This system is used to assign every organism a universally accepted name
cladistics
the three domains
traditional classification
binomial nomenclature
31
This graph shows natural selection favoring organisms at one end of the curve.
stabilizing selection
directional selection
national selection
disruptive selection
32
On the food web, which trophic level does this plant belong?
primary consumer
secondary consumer
tertiary consumer
primary producer
33
What symbiotic relationship does a dog and a tick/flea have?
commensalism
parasitism
competition
mutualism
34
Based on your observations, you suggest that the presence of water could accelerate the growth
an analysis
an experiment
a hypothesis
a conclusion
35
What do plants need from other organisms to survive?
nitrogen
oxygen
carbon dioxide
hydrogen
36
Using an ecological pyramid, what trophic level would the base represent?
heterotrophs
carnivores
autotrophs
omnivores
37
The situation in which allele frequencies in the gene pool of a population remain constant is called
natural selection
genetic drift
genetic equilibrium
evolution
38
A scientific hypothesis
is a proven fact with much evidence
can be based on personal beliefs or statements
can be tested by experiments or observations
does not have to be tested to be accepted as correct
39
If an allele makes up one half of the frequency of a population's allele for a given trait, the allele frequency is
100%
75%
50%
4%
40
What is the greenhouse effect?
Result of differences in the angle of the sun's rays
Natural phenomenon that maintains Earth's temperature range
Natural phenomenon that causes heat to be radiated back into the atmosphere
Something that has only occurred for the last 50 years
41
Hutton and Lyell's work suggests that
all fossils were formed in the last 100 years
all rocks on Earth contain fossils
Earth is several thousand years old
Earth is several million years old
42
What process is associated with the release of water from a body of water?
evaporation
respiration
transpiration
photosynthesis
43
Which branch of biology deals with interactions among organisms and between organisms and their environment?
modeling
recycling
economy
ecology
44
This graph shows natural selection favoring the average individuals.
stabilizing selection
disruptive selection
national selection
directional selection
45
What is a control group?
different from experimental group except for 1 independent variable
same as the experimental group except for 1 independent variable
same as the experimental group except for 1 dependent variable
different from experimental group except for 1 dependent variable
46
What species does Bird Y belong?
Camarhynchus
Geospiza
Certhidea
Platyspiza
47
What process is associated with the movement of water from a plant?
transpiration
photosynthesis
respiration
evaporation
48
What are the building blocks of lipids?
starch
sugar
fats
DNA
49
The process by which organisms make more of their own kind is called
genetics
heredity
mutation
reproduction
50
How does homeostasis aid in the survival of an organism?
helps regulate body temperature
aids in reproduction
helps it locate food
helps to induce hibernation
51
In this relationship, one organism benefits and the other is neither helped nor harmed.
competition
mutualism
commensalism
parasitism
52
According to natural selection, which types of individuals tend to survive?
have variations best suited to environmental conditions
have characteristics their parents acquired
have characteristics that plant and animals breeders value
have the greatest number of offspring
53
How do scientific theories compare to hypotheses?
hypotheses are the dominant view among scientists
theories unify a broad range of observations and hypotheses
hypotheses combine the ideas of the theories
they are the same
54
What process is associated with the release of carbon dioxide and water from a living organism ?
evaporation
transpiration
respiration
photosynthesis
55
What are the building blocks of proteins?
amino acids
nucleotides
sugars
fats