Studied by 163 peopleTags & Description
What is the name of the arrow labeled "A"?
a. filament b. anther c. stamen d. tepal e. stigma
d. tepal
What is the name of the arrow labeled "B"?
a. filament b. anther c. stamen d. tepal e. stigma
a. filament
What is the name of the arrow labeled "C"?
a. filament b. anther c. stamen d. tepal e. stigma
b. anther
What is the name of the arrow labeled "D"?
a. filament b. anther c. stamen d. tepal e. stigma
c. stamen
What is the name of the arrow labeled "E"?
a. filament b. anther c. stamen d. tepal e. stigma
e. stigma
The collective term for the petals
a. calyx b. sexual reproduction c. asexual reproduction d. corolla e. tepals f. stamen g. pistil
d. corolla
The collective term for the anther and filament
a. calyx b. sexual reproduction c. asexual reproduction d. corolla e. tepals f. stamen g. pistil
f. stamen
When plants reproduce by cuttage or division of plant parts
a. calyx b. sexual reproduction c. asexual reproduction d. corolla e. tepals f. stamen g. pistil
c. asexual reproduction
The collective term for the sepals
a. calyx b. sexual reproduction c. asexual reproduction d. corolla e. tepals f. stamen g. pistil
a. calyx
When plants reproduce through fertilization
a. calyx b. sexual reproduction c. asexual reproduction d. corolla e. tepals f. stamen g. pistil
b. sexual reproduction
The collective term for the stigma, style and ovary
a. calyx b. sexual reproduction c. asexual reproduction d. corolla e. tepals f. stamen g. pistil
g. pistil
When the sepals and petals are indistinguishable
a. calyx b. sexual reproduction c. asexual reproduction d. corolla e. tepals f. stamen g. pistil
e. tepals
A ripened ovary
a. parthenocarpy b. compound fruit c. simple fruit d. vestigial e. fruit
e. fruit
A fruit composed from a multiple carpel ovary
a. parthenocarpy b. compound fruit c. simple fruit d. vestigial e. fruit
b. compound fruit
Fruit formed without benefit of pollination
a. parthenocarpy b. compound fruit c. simple fruit d. vestigial e. fruit
a. parthenocarpy
Rudimentary seeds which are not viable
a. parthenocarpy b. compound fruit c. simple fruit d. vestigial e. fruit
d. vestigial
A fruit composed of a single carpel
a. parthenocarpy b. compound fruit c. simple fruit d. vestigial e. fruit
c. simple fruit
The embryo shoot
a. parthenocarpic b. testa c. radicle d. cotyledons e. plumule f. imbibition g. pollination h. endosperm
a. plumule
The outer layer of a seed
a. parthenocarpic b. testa c. radicle d. cotyledons e. plumule f. imbibition g. pollination h. endosperm
b. testa
The start of germination
a. parthenocarpic b. testa c. radicle d. cotyledons e. plumule f. imbibition g. pollination h. endosperm
f. imbibition
A fruit without seed
a. parthenocarpic b. testa c. radicle d. cotyledons e. plumule f. imbibition g. pollination h. endosperm
a. parthenocarpic
Unusually necessary for seed formation
a. parthenocarpic b. testa c. radicle d. cotyledons e. plumule f. imbibition g. pollination h. endosperm
g. pollination
Primary food storage in monocot seeds
a. parthenocarpic b. testa c. radicle d. cotyledons e. plumule f. imbibition g. pollination h. endosperm
h. endosperm
The embryo root
a. parthenocarpic b. testa c. radicle d. cotyledons e. plumule f. imbibition g. pollination h. endosperm
c. radicle
Primary food storage in eudicot seeds
a. parthenocarpic b. testa c. radicle d. cotyledons e. plumule f. imbibition g. pollination h. endosperm
d. cotyledons
Overcoming physical dormancy by damaging the seed coat
a. stratification b. physiological dormancy c. scarification d. quiescence e. physical dormancy
c. scarification
Embryo dormancy when the seed must be subjected to specific conditions to enhance germination
a. stratification b. physiological dormancy c. scarification d. quiescence e. physical dormancy
b. physiological dormancy
The process of chilling seed in a moist medium for multiple weeks
a. stratification b. physiological dormancy c. scarification d. quiescence e. physical dormancy
a. stratification
When a seed does not have the appropriate environmental conditions to germinate
a. stratification b. physiological dormancy c. scarification d. quiescence e. physical dormancy
d. quiescence
Structural conditions preventing dormancy also referred to as seed coat dormancy
a. stratification b. physiological dormancy c. scarification d. quiescence e. physical dormancy
e. physical dormancy
Morphological characteristics of an organism
a. trait b. allele c. incomplete dominance d. character e. phenotype f. pleiotrophy g. polygenic inheritance h. dominant i. heterozygous
d. character
Different form of the same gene
a. trait b. allele c. incomplete dominance d. character e. phenotype f. pleiotrophy g. polygenic inheritance h. dominant i. heterozygous
b. allele
Genotype with two different alleles
a. trait b. allele c. incomplete dominance d. character e. phenotype f. pleiotrophy g. polygenic inheritance h. dominant i. heterozygous
i. heterozygous
Visible characteristics of an organism
a. trait b. allele c. incomplete dominance d. character e. phenotype f. pleiotrophy g. polygenic inheritance h. dominant i. heterozygous
e. phenotype
A trait that is always expressed
a. trait b. allele c. incomplete dominance d. character e. phenotype f. pleiotrophy g. polygenic inheritance h. dominant i. heterozygous
h. dominant
Offspring have intermediate characters
a. trait b. allele c. incomplete dominance d. character e. phenotype f. pleiotrophy g. polygenic inheritance h. dominant i. heterozygous
c. incomplete dominace
Specific property of an organism
a. trait b. allele c. incomplete dominance d. character e. phenotype f. pleiotrophy g. polygenic inheritance h. dominant i. heterozygous
a. trait
A single gene controls many characters
a. trait b. allele c. incomplete dominance d. character e. phenotype f. pleiotrophy g. polygenic inheritance h. dominant i. heterozygous
f. pleiotropy
A character of an organism is controlled by more than one gene
a. trait b. allele c. incomplete dominance d. character e. phenotype f. pleiotrophy g. polygenic inheritance h. dominant i. heterozygous
g. polygenic inheritance
The process of gene transcription and translation Process of decoding genetic information into functional proteins
a. gene transcription b. gene expression
b. gene expression
Synthesizing RNA from DNA
a. gene transcription b. gene expression
a. gene transcription
Uracil
a. RNA b. DNA c. both
a. RNA
Single strand
a. RNA b. DNA c. both
a. RNA
Guanine
a. RNA b. DNA c. both
c. both
Double Helix
a. RNA b. DNA c. both
b. DNA
Adenine
a. RNA b. DNA c. both
c. both
Thyamine
a. RNA b. DNA c. both
b. DNA
Different species inherit the same trait from a common ancestor
a. mutation b. genetic drift c. acclimation d. homology e. fitness f. gene flow
d. homology
Only the phenotype changes, not the genotype
a. mutation b. genetic drift c. acclimation d. homology e. fitness f. gene flow
c. acclimation
Random events affecting genotypes of a population
a. mutation b. genetic drift c. acclimation d. homology e. fitness f. gene flow
b. genetic drift
Random changes in genetic composition of an organism
a. mutation b. genetic drift c. acclimation d. homology e. fitness f. gene flow
a. mutation
Genetic trait improving survival and reproduction
a. mutation b. genetic drift c. acclimation d. homology e. fitness f. gene flow
e. fitness
Change in population allele frequency due to individuals leaving or joining a population
a. mutation b. genetic drift c. acclimation d. homology e. fitness f. gene flow
f. gene flow
Species become interdependent based on each other’s special adaptations
a. co-evolution b. adaptive radiation c. convergent evolution
a. co-evolution
Organisms evolved independently but appear similar
a. co-evolution b. adaptive radiation c. convergent evolution
c. convergent evolution
One species produces rapidly several new species with diverse adaptations
a. co-evolution b. adaptive radiation c. convergent evolution
b. adaptive radiation
Tubular flowers and hummingbirds
a. co-evolution b. adaptive radiation c. convergent evolution
a. co-evolution
Many species from a tarweed subtribe in Hawaii
a. co-evolution b. adaptive radiation c. convergent evolution
b. adaptive radiation
Emergence of glyphosate resistant weeds
a. microevolution b. macroevolution c. punctuated equilibrium
c. punctuated equilibrium
Changes in gene pool from one generation to the next
a. microevolution b. macroevolution c. punctuated equilibrium
a. microevolution
Evolutionary changes occur stepwise with long periods without changes
a. microevolution b. macroevolution c. punctuated equilibrium
c. punctuated equilibrium
Rapid changes in finch population characteristics documented on the Galapagos Islands since the 1970's
a. microevolution b. macroevolution c. punctuated equilibrium
a. microevolution
Cumulative small changes over very long periods of time
a. microevolution b. macroevolution c. punctuated equilibrium
b. macroevolution
Occurs as a gas
a. cytokinin b. auxin c. gibberellic acid d. ethylene e. abscisic acid
d. ethylene
Promotes shoot initiation in tissue culture
a. cytokinin b. auxin c. gibberellic acid d. ethylene e. abscisic acid
a. cytokinin
Induces storage protein synthesis in seeds
a. cytokinin b. auxin c. gibberellic acid d. ethylene e. abscisic acid
e. abscisic acid
Increases stem elongation through cell division and elongation
a. cytokinin b. auxin c. gibberellic acid d. ethylene e. abscisic acid
c. gibberellic acid
Stimulates defense in stressed plants
a. cytokinin b. auxin c. gibberellic acid d. ethylene e. abscisic acid
d. ethylene
Promotes apical dominance
a. cytokinin b. auxin c. gibberellic acid d. ethylene e. abscisic acid
b. auxin
Initiates plant responses to water stress
a. cytokinin b. auxin c. gibberellic acid d. ethylene e. abscisic acid
e. abscisic acid
Phototropism
a. cytokinin b. auxin c. gibberellic acid d. ethylene e. abscisic acid
b. auxin
Used commercially to ripen fruit\
a. cytokinin b. auxin c. gibberellic acid d. ethylene e. abscisic acid
d. ethylene
Promotes cell division and shoot formation in tissue culture
a. cytokinin b. auxin c. gibberellic acid d. ethylene e. abscisic acid
a. cytokinin
Promotes flowering and increases fruit size of seedless grapes
a. cytokinin b. auxin c. gibberellic acid d. ethylene e. abscisic acid
c. gibberellic acid
Plant growth response to light
a. photoperiodism b. phototropism c. photomorphogenesis d. phytochrome
c. photomorphogenesis
Plants growing towards a light source
a. photoperiodism b. phototropism c. photomorphogenesis d. phytochrome
b. phototropism
The protein absorbing red and far-red light
a. photoperiodism b. phototropism c. photomorphogenesis d. phytochrome
d. phytochrome
Growth and development of an organism in response to photoperiod
a. photoperiodism b. phototropism c. photomorphogenesis d. phytochrome
a. photoperiodism
Photoperiodically insensitive
a. photoperiodism b. short-day plants c. day-neutral plants d. long-day plants
c. day-neutral plants
Photoperiodically controlled process that is induced when daylength is shorter than critical day length
a. photoperiodism b. short-day plants c. day-neutral plants d. long-day plants
b. short-day plants
Photoperiodically controlled process that is induced when daylength is longer than critical day length
a. photoperiodism b. short-day plants c. day-neutral plants d. long-day plants
d. long-day plants
Photomorphogenic response to variations in daylength
a. photoperiodism b. short-day plants c. day-neutral plants d. long-day plants
a. photoperiodism
A plant that bears both male and female flowers on the same plant is referred to as?
Select one:
a. incomplete b. dioeceous c. imperfect d. perfect e. monoecious
e. monoecious
In a seed, the ____________ becomes the first new leaves of the new plant.
Select one:
a. epicotyl b. hilum c. testa d. plumule e. radicle
d. plumule
In a dicot seed, the largest part of the seed being a pair of modified leaves full of stored food:
a. testa b. radicle c. plumule d. endosperm e. cotyledons
e. cotyledons
White musky flowers which open at night are most likely to use pollination by:
Select one:
a. wind b. bees c. bats d. butterflies e. birds
c. bats
Sweet, blue or yellow flowers with nectar are most likely to use pollination by:
Select one:
a. bats b. bees c. wind d. butterflies e. birds
b. bees
The juicy fleshy part of an orange that you can eat is the __________________.
Select one:
a. mesocarp b. exocarp c. pericarp d. testa e. endocarp
e. endocarp
The type of dormancy exemplified by temperate woody plants can be broken by?
Select one:
a. after ripening b. nothing c. scarification d. quiescence e. stratification
e. stratification
Which of the following describes the study of evolution?
Select one:
a. how life forms changes over millennia b. how organisms continue to change c. breeding new species of animals or plants d. a and b e. b and c
d. a and b
Which is NOT a factor causing evolution
Select one:
a. natural selection b. non-random mating c. mutation d. gene flow and genetic drift e. acclimation
e. acclimation
When a diploid organism has two alleles that are different it is called _____________ for that characteristic.
Select one:
a. homozygous b. heterozygous c. recessive d. dominant e. allopatric
b. heterozygous
What is the term for rapid evolution that results of many species from a single ancestor when islands are colonized?
Select one:
a. convergent evolution b. adaptive radiation c. macroevolution d. punctuated equilibrium e. microevolution
b. adaptive radiation
What is the gene pool of a population?
Select one:
a. frequency of the least common genes b. all heterozygous alleles in a population c. all alleles of all individuals of a population d. frequency of the most common genes e. all homozygous alleles in a population
c. all alleles of all individuals of a population
Polyploidy is NOT:
Select one:
a. a tool for breeding new crops b. common in animals c. part of evolution d. common in flowering plants e. common in large, vigorous plants
b. common in animals
A cross between two heterozygous plants produces the following phenotypic ratio of dominant to recessive
Select one:
a. 2:1 b. 5:1 c. 4:1 d. 3:1 e. 1:1
d. 3:1
The hormone auxin causes the following responses:
Select one:
a. promotes growth of flower parts b. all are correct c. at high concentration it can be used as an herbicide d. initiates roots on stem cuttings and in tissue culture e. regulates response to light and gravity
b. all are correct
Systemic acquired resistance
Select one:
a. occurs in response to an attack on the plant b. salicylic acid moves throughout the plant and triggers resistance c. salicylic acid is produced at the site of attack d. is induced by the hormone salicylic acid e. all are involved in SAR
a. occurs in response to an attack on the plant
What treatment during the night can trick a plant into experiencing long days when in fact, days are short?
Select one or more:
a. all answers are correct. b. exposure to white light. c. none of the answers are correct. d. exposure to warm temperatures. e. exposure to far-red light.
b. exposure to white light.
What is the correct order in which a hormone activates a response in the cell?
Select one:
a. hormone -> transduction -> reception-> response b. transduction -> reception ->hormone -> response c. hormone -> reception -> transduction -> response d. reception ->transduction -> hormone -> response e. transduction ->hormone -> reception-> response
c. hormone -> reception -> transduction -> response
Note
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