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Fragen in diesem Quiz (100)
1The evolutionary theory proposed by Charles Darwin was:
- AChange in populations through time as a result of mutations
- BThe spontaneous generation of new organisms
- CThe passing on of genes from one generation to the next
- DChange in populations through time as a response to environmental change
- EThe development of characteristics by organisms in response to need
2The wing of the bat and the fore-limb of the dog are said to be homologous structures. This indicates that:
- AThey have the same function
- BBats evolved from a lineage of dogs
- CThey are structures which are similar due to common ancestry
- DThe limb bones of each are anatomically identical
- EThey have a different ancestry but a common function
3Using radioactive dating techniques, the first life seems to have appeared on the earth about:
- A10 thousand years ago
- B270 million years ago
- C3.3 billion years ago
- D4.5 million years ago
- E10 billion years ago
4Which of the following phrases best describes the process of evolution?
- AThe development of man from monkey-life ancestors
- BThe change of simple to complex organisms
- CThe development of characteristics in response to need
- DChange of populations through time
- EThe change of populations solely in response to natural selection
5Marine mammals have many structural characteristics in common with fishes. The explanation that evolutionary theory would give for this similarity is:
- AFish and mammals are closely related
- BFish evolved structures similar to those already existing in mammals
- CMarine mammals evolved directly from the fishes
- DMarine mammals never developed use of limbs
- EMarine mammals adapted to an environment similar to that of the fishes
6An alternation in the arrangement of nucleotides in a chromosome, possibly resulting in either a structural or physiological change in the organism, is called:
- AGenetic drift
- BNatural selection
- CGene flow
- DA recessive gene
- EA mutation
7It is thought that there was a rapid evolutionary rate once animal life invaded land from the oceans. The explanation given for this rapid evolution is:
- AThere were many potential habitats for new forms to fill
- BThe land was a perfect haven for life
- CThere were many climatic changes occurring at that time
- DRadiation from the sun caused many mutations
- EThe ocean was too stable and limited to allow for evolution to occur
8The first animals to settle on land probably had which one of the following characteristics?
- AThey were quite mobile to escape from predators
- BThey were partially dependent upon water for survival
- CThey were capable of completely adapting to the terrestrial environment in their life span
- DThey had wings for flight from one habitat to another
- EThey were quite adept at feeding on specific terrestrial plants
9Two islands are found in the middle of the Pacific Ocean, isolated from any other land mass. These two islands were at one time connected by a land bridge and are of recent origin. They have identical plant and animal life and are separated by 50 miles of ocean. Assuming different selection pressures, which of these island populations would be most likely to be reproductively isolated, possibly allowing for species divergence?
- ADandelions, with airborne seeds
- BCoconuts with floating seeds
- CBirds
- DButterflies
- EMice
10The population of Florida panthers has been drastically reduced by the actions of man. Which of the following most likely threatens their ability to continue to evolve in response to the pressures of their environment?
- AThere is no longer the prospect of over-reproduction
- BThere is no longer the prospect of a struggle for limited resources
- CThere is a lack of genetic variation for selection to act upon
- DThere is no longer the prospect of a trait conferring a reproductive advantage
- EThere is no longer the prospect of genetic drift occurring
11The earliest fossils found in the geologic record are:
- Afungi
- Bbacteria
- Csmall photosynthesis plants
- Dseed plants
- Eprotozoa
12Which of the following best represents Lamarck's ideas on the evolutionary process?
- ASurvival of the fittest
- BInheritance of acquired characteristics
- CNeutral drift
- DPunctuated equilibrium
- EAssortive mating
13Which of the following is not a part of Darwin's theory of natural selection?
- AIndividuals of a population vary
- BOrganisms tend to over-reproduce themselves
- CThere are limited resources for which individuals compete
- DModifications an organism acquires during its lifetime can be passed to its offspring
14Even though sickle-cell anemia is usually fatal to homozygous individuals, the disease persists because:
- Agene therapy has alleviated the condition
- Bthe disease is carried on a dominant allele
- Cindividuals with one allele for sickle-cell anemia are resistant to malaria
- Da combination of all of the above
- Enone of the above
15For a woman living in the United States, which genotype would be the most advantageous to have?
- Ahomozygous for the sickle cell allele
- Bheterozygous for the sickle cell allele
- Chomozygous for the normal hemoglobin allele
- Dit doesn't matter; all are equally advantageous
16For a woman living in central Africa, which genotype would be the most advantageous to have?
- Ahomozygous for the sickle cell allele
- Bheterozygous for the sickle cell allele
- Chomozygous for the normal hemoglobin allele
- Dit doesn't matter; all are equally advantageous
17In the Hardy-Weinberg equation, the term 2pq represents the frequency of the
- Adominant homozygotes
- Brecessive homozygotes
- Cdominant allele
- Drecessive allele
- Eheterozygotes
18A scientist measures the circumference of acorns in a population of oak trees and discovers that the most common circumference is 2 cm. What would you expect the most common circumference(s) to be after 10 generations of stabilizing selection?
- A2 cm
- Bgreater than 2 cm or less than 2 cm
- Cgreater than 2 cm and less than 2 cm
- Dcan't tell from the information given
19Refer to question 18, but this time answer what you would expect after 10 generations of disruptive selection.
- A2 cm
- Bgreater than 2 cm or less than 2 cm
- Cgreater than 2 cm and less than 2 cm
- Dcan't tell from the information given
20Refer to question 18, but this time answer what you would expect after 10 generations of directional selection.
- A2 cm
- Bgreater than 2 cm or less than 2 cm
- Cgreater than 2 cm and less than 2 cm
- Dcan't tell from the information given
21In a population of wildflowers, the frequency of the allele for red flowers was 0.8. What was the frequency of the white allele, the only other allele for flower color?
- A0.8
- B0.4
- C0.6
- D0.2
- E0.1
22Referring to question 21, what is the frequency of homozygous red flower plants in the population?
- A0.04
- B0.16
- C0.32
- D0.48
- E0.64
23Referring to question 21, what is the frequency of homozygous white flower plants in the population?
- A0.04
- B0.16
- C0.32
- D0.48
- E0.64
24Referring to question 21, what is the frequency of plants in the population that are heterozygous for flower color?
- A0.04
- B0.16
- C0.32
- D0.48
- E0.64
25A virus killed most of the seals in the North Sea (e.g., dropped the population from 8000 to 800). In an effort to help preserve the species, scientists caught 20 seals and used them to start a new population in the northwest Pacific Ocean. Which of the following factors would
most likely have the LEAST impact in this new population?- Afounder effect
- Brandom mating
- Cgenetic drift
- Dbottleneck effect
26Using the Hardy-Weinberg Principle, which expression represents the frequency of the homozygous recessive genotype?
- Ap2
- B2pq
- Cq2
- Dq
27Which statement most accurately reflects what population geneticists refer to as "fitness"?
- AFitness is the measure of an organism's adaptability to various habitats.
- BFitness reflects the number of mates each individual of the population selects.
- CFitness refers to the relative health of each individual in the population.
- DFitness is a measure of the contribution of a genotype to the gene pool of the next generation.
28The fact that the majority of human newborns weigh around 7 pounds is reflective of _______________
- Adirectional selection
- Bstabilizing selection
- Cdisruptive selection
- Dnone of these is correct
29Organisms that are least likely to experience extinction over the long term are most likely to be found in _____________
- Aareas inhabited by humans
- Bvery stable habitats
- Cdesert
- Dsavanna
30Which one of the following would cause the Hardy-Weinberg principle to be inaccurate?
- AThe size of the population is very large.
- BIndividuals mate with one another at random.
- CNatural selection is present.
- DThere is no source of new copies of alleles from outside the population.
- ENone of the answers is correct.
31Darwin explained his theory of evolution in a book called
- AOn the Origin of Species
- BThe Principles of
- CSurvival of the Fittest
- DAround the World in Population Eighty Days
32Which of the following is an example of genetic variation?
- ATwo children have different eye colors.
- BOne person is older than another.
- COne person has a scar, but her friend does not.
- DTodd eats meat, but his brother Rod is a vegetarian.
- ENone of the above.
33Which of the following is an example of environmental variation?
- AApu is a tongue roller, but his brother Sanjay is not.
- BMarge dies her hair blue.
- CHomer inherited baldness from his father's side of the family.
- DPatti and Selma have hanging ear lobes.
- EBart is a boy because he has both an X and a Y chromosome.
34What's the difference between genetic drift and change due to natural selection?
- AGenetic drift does not require the presence of variation.
- BGenetic drift does not involve competition between members of a species.
- CGenetic drift never occurs in nature, natural selection does.
- DThere is no difference.
- ENone of the above.
35In which of the following ways is natural selection not analogous to artificial selection?
- AWith natural selection "picking" is due to the fit of an organism with its environment; whereas in artificial selection, the breeder "picks" which
organisms will breed. - BNatural selection depends upon the presence of variation, artificial selection does not.
- CNatural selection occurs within populations, artificial selection does not.
- DThere is a limit to how much change can be brought about by natural selection, no such limit exists for artificial selection.
- ENone of the above.
- AWith natural selection "picking" is due to the fit of an organism with its environment; whereas in artificial selection, the breeder "picks" which
36How might an evolutionary biologist explain why a species of species of salamander becomes blind after colonizing a cave?
- AIt is possible that in the cave there is a source of pollution that increases
the mutation rate for a gene that makes salamanders blind. Over time,
due to exposure to this chemical, the members of the population lose
their sight. - BMembers of the ancestral population that colonized the cave differed in
their ability to see. If maintaining the ability to see in the cave was a
waste of energy, blind salamanders might actually have more offspring
than those who could see. - CThere is no way to explain this in terms of natural selection
- DThe members of this salamander species no longer needed to use their
eyes. Over time, due to lack of use, they lost the ability to see. - ENone of the above.
- AIt is possible that in the cave there is a source of pollution that increases
37Which of the following is the most fit in an evolutionary sense?
- AA lion who is successful at capturing prey but has no cubs.
- BA lion who has many cubs, eight of which live to adulthood.
- CA lion who overcomes a disease and lives to have three cubs.
- DA lion who cares for his cubs, two of who live to adulthood.
- EA lion who has a harem of many lionesses and one cub.
38The Siberian tiger catches and kills most of its prey at night. Adaptive characteristics that help it obtain its food include-
- Agood eyesight, sharp teeth, a powerful jaw, fragile bones, and claws
- Bgood eyesight, muscular legs, a small stomach, and sharp teeth
- Ceyes that see well at night, muscular legs, sharp claws, powerful jaw, and
sharp teeth - Deyes that see well at night, muscular legs, sharp teeth, and fragile bones.
39As a result of global warming, what evolutionary changes could we infer might eventually be seen in polar bears?
- Athey will develop thicker, warmer coats
- Bthey will develop thinner and darker fur
- Cthey will lose their ability to swim
- Dthey will become herbivores
40The breeding of dogs by humans to have a particular coat color is an example
- ABalanced polymorphism
- BArtificial selection
- CInheritance of acquired traits
- DMacroevolution
41What is the main difference between prokaryotes and eukaryotes?
- AProkaryotes cannot undergo cell division.
- BProkaryotes have no internal membranes.
- CProkaryotes have no DNA.
- DProkaryotes have no cytosol.
42What kingdoms are made up of prokaryotic cells?
- ABacteria & Archea
- BProtists & Plants
- CBacteria & Fungi
- DAnimals & Plants
- EArchea & Plants
43Which of the following statements is True
- AProkaryotic cells are bigger than Eukaryotic cells
- BProkaryotic cells came before Eukaryotic cells
- CEukaryotic cells do not have a nucleus, Prokaryotic cells do
- DEukaryotic cells are simple, Prokaryotic cells are complex
44All prokaryotic cells used to be grouped together in the same kingdom (Monera). Now, prokaryotic cells are grouped into two different domains (Archaea and Bacteria). What kind of evidence did scientists use to reclassify prokaryotes?
- ANutritional modes
- BMorphological analysis
- CEcological niche comparisons
- DMolecular analysis of DNA, RNA, and protein sequences
45The kingdom Protista includes only
- Aeukaryote
- Bautotrophs
- Cheterotrophs
- Dprokaryotes
46The person who performed an experiment that proved that amino acids could be produced in the laboratory from a reducing atmosphere and electrical sparks was
- AStanley Miller.
- BGraham Cairns-Smith.
- CThomas Cech.
- DAleksander Oparin.
- ESidney Fox.
47Prokaryotic cells are represented by fossils that date back to approximately_____ billion years ago.
- A1.5
- B2.2
- C2.8
- D3.5
- E4.6
48The first eukaryotic cells probably arose about _____ billion years ago.
- A2.1
- B1.5
- C3.5
- D4.5
- E3.0
49The idea that life regularly arises from nonliving matter is referred to as ______
- Aspeciation
- Bspontaneous generation
- Cendosymbiosis
- Dbiogenesis
50A patient comes to the doctor with a large red rash, shaped like a bull's-eye with a clear patch in the center. Originally there was a tick bite in the middle of the rash. The patient lives in a suburban area of the United States where deer are common. Which of the following
diseases will the physician immediately suspect?- Asyphilis
- Banthrax
- Csmallpox
- DLyme disease
- Emalaria
51The ________ help(s) plants retain water.
- Ahypha
- Bcuticle
- Cmycorrhida
- Dlignin
52Would you expect desert plants to have a thin or thick cuticle?
- Athin because desert plants do not have stomata
- Bthin because desert plants have a short root system
- Cthick because desert plants have an extensive shoot system
- Dthick because desert plants need to retain water in this dry environment
53Which of the following correctly illustrates the sequence of the origin of modern groups of plants?
- Agymnosperms, ferns, bryophytes, angiosperms
- Bbryophytes, ferns, gymnosperms, angiosperms
- Cbryophytes, ferns, angiosperms, gymnosperms
- Dferns, gymnosperms, angiosperms, bryophytes
54Which of the following lack vascular tissue?
- Acone-bearing plants
- Bgrasses
- Cferns
- Dmosses
55Why are ferns considered incompletely adapted to the terrestrial environment, when compared with other plants?
- AThey lack vascular tissue.
- BTheir sperm are flagellated.
- CThe gametophyte generation is dominant.
- DThey lack cuticle.
56What is an evolutionary reason why individual ferns may produce millions of spores?
- AHaving many spores increases the chances that they will produce fossil
fuels. - BHaving many spores increases the chances that they can produce seeds.
- CSpores can germinate only in the right environmental conditions, so
producing many spores increases the chances that at least one will end
up in an area of those conditions. - DSpores can disperse only short distances, so producing many spores
increases the chances that at least one will travel far enough to
germinate.
- AHaving many spores increases the chances that they will produce fossil
57What global climatic change gave gymnosperms an advantage over ferns?
- Athe climate becoming hotter and wetter
- Bincreased fluctuations in global climate temperatures
- Cthe climate becoming cooler and drier
- Dthe climate becoming hotter and drier
58________ were the first plants that did not require water for transferring sperm to eggs.
- ABryophytes
- BGymnosperms
- CFerns
- DAngiosperms
59Gymnosperms and angiosperms share multiple similarities. Which of the following is NOT a shared feature of angiosperms and gymnosperms?
- ABoth produce flowers.
- BBoth have pollen grains that are male gametophytes.
- CBoth have a dominant sporophyte generation.
- DBoth have seeds.
60Exploring in the tropics, you discover a nonvascular plant that produces pollen. What type of plant have you discovered?
- Aan angiosperm
- Ba fern
- Ca bryophyte
- Dan entirely new type that you will get to name
61Nutritionally, all fungi are ________
- Aheterotrophs that acquire their nutrients by absorption
- Bautotrophs that acquire their nutrients from solar energy
- Cautotrophs that acquire their nutrients from chemicals
- Dparasites that acquire their nutrients from other organisms
62Like plants, fungi have ________; however, in plants they are composed of ________, whereas in fungi they are composed of ________.
- Acell walls... cellulose... chitin
- Bcell walls... cellulose... peptidoglycan
- Ccell membranes... phospholipids... chitin
- Dcell walls... phospholipids... cellulose
63What important role do fungi play in many ecosystems?
- AThey decompose organic material.
- BThey pollinate plants.
- CThey disperse the fruits of angiosperms.
- DThey perform photosynthesis.
64Suppose that, while on a forest hike, you notice a blue fungus and a pink plant growing along the hiking trail. As you continue walking, you observe that if a blue fungus and a pink plant are growing side by side, they are both much larger than if the fungus and the plant are farther apart. What can you hypothesize about the relationship between the fungus and the plant?
- AThe fungus and the plant have a symbiotic relationship that allows them
to have more significant growth when they are near each other than
when farther apart. - BThe fungus and the plant have a parasitic relationship that allows them
to have more significant growth when they are near each other than
when farther apart. - CThe roots of the plant are choking off nutrient flow to the fungal hyphae.
- DThe plant is helping the fungus decompose leaf litter on the forest floor.
- AThe fungus and the plant have a symbiotic relationship that allows them
65The main reason that ferns, lycophytes, and horsetails grow taller than bryophytes is that they
- Adevelop spores
- Bdevelop seeds
- Cdevelop vascular systems
- Dlive in wetter places
66Which of these is a defining characteristic of animals that distinguishes them from other eukaryotes?
- AAnimals are multicellular.
- BAnimals ingest food.
- CAnimals are heterotrophs.
- DAnimals use photosynthesis.
67The common ancestor of all animals is likely to have been a ________.
- Acolonial, flagellated protist
- Bcolonial, ciliated protist
- Ccolonial, flagellated bacterium
- Dsponge
68Humans are chordates. Which animal group is most closely related to chordates?
- Amolluscs
- Bechinoderms
- Cannelids
- Darthropods
69How do sponges differ from all other animals?
- ASponges exhibit radial symmetry.
- BSponges are autotrophs.
- CSponges lack a true body cavity.
- DSponges lack true tissues.
70Flatworms are similar to cnidarians in that both ________
- Aare chordates
- Bhave true tissues
- Clack a gastrovascular cavity
- Dexhibit bilateral symmetry
71The mobile stage of the cnidarian life cycle is the ________ stage.
- Abilateral
- Bpolyp
- Ctadpole
- Dmedusa
72A(n) ________ is an example of a mollusk that does not have a shell.
- Aoctopus
- Bsnail
- Cspider
- Doyster
73________ are the most diverse group of arthropods.
- AInsects
- BMillipedes
- CArachnids
- DCrustaceans
74What characteristic is unique to echinoderms?
- Aa lack of segmentation
- Ba water vascular system
- Cradial symmetry
- Dlarvae with bilateral symmetry
75You are given the task of confirming the categorization of a newly discovered animal that has been tagged as a species of annelid. What evidence would convince you that it is indeed an annelid and not a roundworm or flatworm?
- Aan incomplete digestive tract
- Ba highly branched gastrovascular cavity
- Cparasitic feeding habits
- Dbody segmentation
76You discover an organism that has scaly skin and is aquatic but returns to the land to reproduce. What else would you expect to find in this organism?
- Aasexual reproduction
- Bamniotic egg
- Ca water vascular system
- Dradial symmetry
77Which of the following is a characteristic of all chordates?
- AThey all have vertebral columns.
- BThey all exhibit radial symmetry.
- CThey all have a notochord sometime during their life cycle.
- DThey all have an exoskeleton sometime during their life cycle.
78What does the term "tetrapod" mean?
- Aegg-laying
- Bliving on land
- Cliving a double life
- Dhaving four feet
79A feature unique to mammals includes ________
- Athe presence of hair
- Bextended parental care of the young
- Cbeing endotherms
- Dhaving no egg-laying members
80Birds have historically been placed in the class Aves by taxonomists. Newly emerging molecular analysis has shown that birds are much more closely related to reptiles than simple morphological analysis suggests. It would seem that, although their bodies have changed significantly to become better adapted for flight, the genes of birds have not changed very much over time. Based on this information, how should birds be classified in the future?
- ADramatic physical and morphological changes dictate classification of organisms, so birds should be kept in their own class Aves and not be groups with reptiles
- BMolecular analysis dictates classification of organisms, so birds should be reclassified and Aves should become a subclass of reptiles
- CMolecular analysis dictates classification of organisms, so reptiles should be reclassified as a subclass of Aves
- DTaxonomic classification is based upon consensus, so multiple classification schemes for birds should be permitted until additional research builds broad agreement in the scientific community
81Ecology is the study of ________
- Alife
- Bhuman effects on the environment
- Cinteractions between humans and other species
- Dinteractions between organisms and their environment
82Which of the following is abiotic?
- Aa protist
- Ba plant
- Ca fungus
- Da rock
83In an ideal, unlimited environment, a population's growth follows a (n) ________ model.
- Aexponential
- Bdensity-dependent
- Clogistic
- Dboom-and-bust
84If a population's growth rate decreases as the population size approaches carrying capacity, the population's growth follows a(n) ________ model.
- Aexponential
- Bboom-and-bust
- Clogistic
- Ddensity-independent
85Which of these factors operates on populations in a density-dependent manner?
- Ablizzard
- Bvolcanic eruption
- Cfood supply
- Dflood
86An unexpected freeze that kills a population of chipmunks is an example of ________
- Aa density-independent factor
- Ba biological control
- Ca density-dependent factor
- Da population momentum
87You arrive back in the United States after having visited a foreign country located on another continent. The customs agent stops the person in front of you and confiscates the fruit basket this person is bringing home. Being the knowledgeable person you are, you calmly explain to your enraged fellow traveler that the reason for the detainment is that the fruit basket may be
- Acarrying endangered fruit
- Bcarrying a non-native species that could damage North American ecosystems
- Ccontaminated with CFCs that will damage the ozone layer above North America
- Dcontaminated with sufficient DDT to cause serious harm to anyone who eats the fruit
88Populations of two coexisting species are both tertiary consumers in a community. What relationship may exist between these two organisms?
- Apredation
- Bmutualism
- Ccompetition
- Dsuccession
89Organisms that consume producers are ________
- Adetritivores
- Bdecomposers
- Cprimary consumers
- Dproducers
90In the food chain grass → antelope → human → lion, the antelope is ________
- Aboth an herbivore and a secondary consumer
- Bboth a producer and a primary consumer
- Cboth an herbivore and a primary consumer
- Da secondary consumer only
91In the food chain grass → antelope → human → lion, the human is a ________
- Atertiary consumer
- Bsecondary consumer
- Cprimary consumer
- Dproducer
92Herbivory is an example of a ________ interaction.
- A+/+
- B-/-
- C0/+
- D+/-
93Two lakes have the same number of species. Most of the fish in Lake 1 are of a single species, with a few individuals each for the remaining species. Lake 2, on the other hand, has about equal numbers of each species. Which lake has higher species diversity?
- ALake 1
- BLake 2
- CThey are equally diverse.
- DThe number and relative abundance of species are not related to
diversity.
94What is one way in which energy flow differs from chemical cycling?
- AEnergy flow is unidirectional; chemical elements can be recycled.
- BEnergy can enter but cannot leave an ecosystem; chemical elements can leave but cannot enter an ecosystem.
- CEnergy flows from lower to higher trophic levels; chemicals cycle from higher to lower trophic levels.
- DEnergy can both enter and leave an ecosystem; chemical elements always remain within a single ecosystem.
95On average, what percentage of the energy in one trophic level becomes incorporated into the next higher trophic level?
- A10%
- B30%
- C50%
- D90%
96Why are most food chains limited to three to five trophic levels?
- AThe higher the trophic level, the larger the organism; the larger the organism, the less likely it will be prey.
- BThe nutritional quality of existing biomass decreases with increasing trophic level.
- CMost ecosystems have insufficient space to support the increased number of organisms that more trophic levels would require.
- DThere is insufficient energy to support more trophic levels.
97With regard to nutrient pollution in aquatic ecosystems, when is the worst time to apply fertilizer to your lawn?
- Awhen it is raining, or is about to rain
- Bwhen it is cold, or is about to get cold
- Cat the same time you apply pesticides
- Dat night
98Scientists found that, over a period of 200 years, a mountain pond was transformed into a meadow. During that time, several communities of organisms were replaced by different communities. Which of these best explains why new communities were able to replace older communities?
- AThe original species became extinct.
- BSpecies in the older community died from old age.
- CThe abiotic characteristics of the habitat changed.
- DDiseases that killed the older organisms disappeared.
99Rabbits introduced into Australia over 100 years ago have become a serious pest to farmers. Rabbit populations increased so much that they displaced many native species of plant eaters. What is the most logical explanation for their increased numbers?
- ARabbits have a high death rate.
- BThere are few effective predators.
- CAdditional rabbit species have been introduced.
- DThere is an increase in rabbit competitors.
100In a pond, the primary producer is a green alga, Spirogyra; the primary consumer is the crustacean, Daphnia; the secondary consumer is a small fish, the bluegill; and the tertiary consumer is a larger fish, the smallmouth bass. What changes can be expected in the pond if the Daphnia are killed with pesticides?
- AThe Spirogyra population will probably die.
- BThe bluegill population will probably increase.
- CThe Daphnia population will eat something else.
- DThe smallmouth bass population will die.
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- Final Biology Quiz am Final, erstellt von ruthviolett53 am 15/05/2016.
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- ruthviolett53
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- English
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