stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Final Practice Flashcards | StudBud
Explore
/
Final Practice
Final Practice
66 terms
·
StudBud Administration
·
1,332 plays
Final Practice
Flashcards
66 cards
F
Practice quiz
P
Host live
L
Questions
66
Answers
1
Which of the following is necessary for natural selection to occur?
genetic engineering
asexual reproduction
genetic variation
environmental stability
2
How energy moves through an ecosystem can be represented by
both food chains and webs
food web
food chain
3
A relationship between two organisms where one benefits and the other is not affected is
predator/prey
mutualism
commensalism
parasitism
4
Which is the best description of how abiotic parts of the environment affect the biotic parts
Rocks in a stream can cause rough water and waves
snakes prey on ground nesting birds
Waves cause beach erosion
Sand provides habitat for sand crabs
5
Which structure is most similar in function to tree bark?
bear claws
bird beak
human skin
snake fangs
6
Which statement is the best description of the job of the human respiratory system?
Control and communication among all body parts
Transporting molecules to and from the cells of the body
Exchanging gases between the body and the atmosphere
Processing and breaking down nutrients
7
Which cell structure supports and protects the cell?
mitochondria
cell membrane
cell wall
vacuole
8
By what process do plants make their own food?
endocytosis
osmosis
cellular respiration
photosynthesis
9
Natures recycler's are
producers
consumers
predators
decomposers
10
Which process led to the population increase of dark colored moths after the industrial rev.?
artificial selection
natural selection
classification
segmentation
11
What is the name of the food molecule produced by photosynthesis?
Carbon Dioxide
Glucose
oxygen
Water
12
Name the two cells that contain half the amount of the chromosomes then all other cells?
heterotroph and autotroph
sperm and egg
heterozygous and homozygous
prokaryoctic and eukaryotic
13
A food chain is a series of relationships that show how ______ flows through the ecosystem.
energy
water
sunlight
nutrients
14
The maximum amount of individuals an ecosystem can support is the definition of
population model
carrying capacity
limiting factors
population size
15
Which piece of evidence is typically NOT used to show that species have a common ancestor?
Finding many different kinds of fossils in the same location
Similarity in embryological development
Similar bone structures
DNA
16
What are the levels of organization of life starting with the smallest level?
molecules, organs, organ systems, communities, ecosystems
cell-organ-organ system-organism-community- population
atoms, molecules, cells, tissues, organs, organ systems
cell-tissue-organ-organ syst-organism-pop- comm.- ecosystem
17
Which organelle acts as a storage area for the cell?
cytoplasm
nucleus
cell membrane
vacuole
18
What might happen if species can't adapt or change to meet its needs in a changing environment?
They would go into hibernation.
They would decrease in population and become extinct
They would instantly evolve into a new organism.
They would increase in population.
19
Which of the following is not part of the biotic desert environment?
scorpion
sand
cactus
a dead cactus
20
Rabbits, ticks, deer, cucumber plants, a log, and mushrooms are all
involved in predator-prey relationships
physical factors int he envrionment
abiotic parts of the environment
biotic parts of the environment
21
What cell organelle turns raw materials and energy into food?
mitochondria
chloroplast
ribosome
vacuole
22
What is the job of DNA and genes?
allows materials to travel in and out of cells
converts fats into energy
turns carbohydrates into usable energy
carries the directions to make organisms
23
Which of the following is not an example of a population?
a flock of geese in the MMS field
a herd of wild horses grazing in the field
a hive of bees
all of the deer in Maryland
24
What is the primary advantage of sexual reproduction over asexual reproduction?
Sexual repro. produces identical offspring
Sexual repro. generates a large number of offspring
Sexual repro. results in less adaptable offspring
Sexual repro. results in genetic variation in offspring
25
What is the basic unit of life?
organ
tissue
molecule
cell
26
Which organelle contains the directions for making new cells?
nucleus
chloroplast
cytoplasm
vacuole
27
Which of the following is the correct order in an food web?
sun-->consumers-->parasites-->hosts
sun-->producers-->consumers-->decomposers
decomposers-->consumers-->producers--> sun
sun --> producers--> decomposers--> consumers
28
Bees collect nectar from flowers and serve to pollinate the plant. Name the relationship.
mutualism
commensalism
predator/prey
parasitism
29
Which of the following shows the correct order of the levels of environmental organization?
organism, community, population, bioshere
population, organism, biosphere, community
organism, population, community, ecosystem
ecosystem, organism, community, population
30
The bay water becoming too salty to support certain kinds of marine life is an example of
competition
carrying capactiy
limiting factors
nutrient cycles
31
What is not a function of blood?
take waste products from the cells to the urinary system
send messages to the brain
carry oxygen to cells
take carbon dioxide from the cells to the lungs
32
The greatest amount of energy in an ecosystem is available to
producers
scavengers
herbivores
consumers
33
Which statement is true about parents and offspring?
The offspring receives half of its genes from each parent
Males get more genes from father, girls get more from mother
Offspring receive random amount of genes from each parent
The offspring receives all of the genes from both parents
34
Identify the secondary consumer.
pond weed
frog
shrimp
fish
35
What would be the most immediate effect if the frog became extinct from food chain?
the pond weed population would decrease
the fish population would increase
the fish population would remain unchanged
the shrimp population would increase
36
Which level of consumer would have the greatest population?
primary
tertiary
producer
secondary
37
Which concept is best illustrated by the diagram above?
The exchange of CO2 and O2 in an ecosystem.
The effect of limiting factors in a biome.
Environmental pressures on a population
The cycling of matter in an ecosystem
38
All of the members of a species that live in an area make up a(n)
community
habitat
populaton
ecosystem
39
What are the reactants of cellular respiration?
carbon dioxide, water
oxygen, glucose,
carbon dioxide, water, glucose
Oxygen, water, carbon dioxide
40
How does carbon get into animals?
decomposition
by being eaten
photosynthesis
cellular respiration
41
Ants protect aphids from predators, in return ants receive nutrients from the aphids.
mututalism
parasitism
sexual selection
commensalism
42
Which statement best describes what the arrows in a food chain show.
Energy transfers from consumers to producers.
How energy increases in a food chain.
How energy flows in a food chain.
Arrows show that energy remains constant.
43
What are the products of photosynthesis?
glucose, water
carbon dioxide, water, energy
Oxygen, water, carbon dioxide
glucose, oxygen
44
Carbon from the abiotic environment becomes part of the biotic environment through this process
combustion
absorption
photosynthesis
cellular respiration
45
Which systems primary function is transporation?
respiratory
digestive
nervous
circulatory
46
Decomposers benefit an ecosystem by
breaking down dead organisms and returning nutrients to soil or atmosphere
breaking down dead organisms
returning nutrients to the soil
capturing energy
47
What are the products of cellular respiration?
oxygen, glucose, water
Oxygen, water, carbon dioxide
carbon dioxide, water, glucose
carbon dioxide, water, energy
48
Freckles (F): no freckles (f). Which genotype and phenotype are correctly paired?
ff - freckles
FF - no freckles
Ff- freckles
Ff - no freckles
49
Choose the true statement.
Sex cells have 1/2 the DNA of body cells
Body cells have 1/2 the DNA of a sex cell
Sex cells have double the DNA of body cells
Body cells and sex cells have the same amount of DNA
50
In an ecosystem, which component is not recycled?
energy
oxygen
carbon
water
51
The ____ part of the environment is all of the organisms that live or once were alive.
abiotic
ecological
biotic
bioshperical
52
The diagram is a good representation of a food web.
False
Maybe
True
53
The base of the food chain are
a small amount of available energy
a small population of organisms
consumers
producers
54
What are the reactants of photosynthesis?
carbon dioxide, water, energy
carbon dioxide, water, glucose
Oxygen, water, carbon dioxide
oxygen, glucose, water
55
Identify three structures that allow a cell to move from place to place?
pseudopod, ribosomes, cilia
ribosomes, cytoplasm, flagella
cilia, flagella, pseudopod
cytoplasm, nucleus, flagella
56
Which of the following is not part of the Cell Theory?
All cells have organelles
All cells come from other cells
All living things are composed of one or more cells
The cell is the smallest unit of life
57
How does carbon from biotic environment get into the abiotic environment?
photosynthesis
decomposition
by being eaten
cellular respiration
58
The finch pop. of this area is 1000 finches on average. Which statement best fits the graph?
Five years of drought
1 yr of ave rain followed by 4 yrs of above-average rain
1 yr of drought followed by 4 yrs of ave. or above-ave. rain
1 yr of above-ave rainfall followed by four years of drought
59
Which cell part turns food molecules into energy?
ribosome
nucleus
mitochondria
chloroplast
60
This nutrient enters producers by the roots and enters consumers by being eaten
nitrogen
neither
carbon and nitrogen
carbon
61
Which type of blood vessel exchange molecules between the blood vessel and the cells?
all of the above
arteries
veins
capillaries
62
Which statement is true?
A biome is the biotic part of an ecosystem.
A community is part of a population.
An organism is part of a community.
An ecosystem is made up of only organisms.
63
Which major group of organisms is missing from the food chain above?
no major groups are missing
consumers
decomposers
Producers
64
According to the table, which of these vertebrates are most closely related?
mammals and modern reptiles
theropod dinosaurs and modern reptiles
birds and theropod dinosaurs
mammals and theropod dinosaurs
65
What is the most likely explanation for the differences in these dogs?
Duplication
Artificial Selection
Natural Selection
Cloning
66
Carbon, nitrogen, and water can be produced from raw materials when they run out.
Sometimes True
Always True
Always False
Sometimes False
