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Biology 105 > BIO 105 Review Session > Flashcards

BIO 105 Review Session Flashcards

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1
Q 
Two organisms found in the same Class would also be found in the same:
A. Order
B. Phylum
C. Family
D. Genus
E. None of the above
A

B. Phylum

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2
Q 
Based on the temperature and precipitation data shown below, which number would indicate a grassland biome?
A. 1
B. 2
C. 3
D. 4
E. None of the above
(Know the biomes)
A

Know the biomes

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3
Q

Which of the following factors exerts the greatest effect on population growth rates?
A. Fecundity
B. Death rate of the organism
C. Frequency with which the organism reproduces
D. Age of first reproduction
E. None of the above

A

D. Age of first reproduction

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4
Q

Which of the following relationships between two organisms is an example of Batesian mimicry?
A. The viceroy butterfly (toxic) and the monarch butterfly (toxic)
B. The scarlet kingsnake (harmless) and the coral snake (venomous)
C. The clown fish
D. Orchids that grow on tropical trees
E. None of the above

A

B. The scarlet kingsnake (harmless) and the coral snake (venomous)

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5
Q

According to the competitive exclusion principle:
A. No two organisms can overlap in the same niche dimension
B. Organisms will be excluded from habitats beyond their range of tolerance
C. No two organisms can live in the same habitat indefinitely
D. Organisms in the same habitat will not compete
E. None of the above

A

E. None of the above

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6
Q 
Know all the different bonds:
Hydrogen
Oxygen
Nitrogen
Carbon
A

Know the numbers

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7
Q

How do you know if a molecule is most oxidized?

A

You look for the most Carbon hydrogen bonds

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8
Q 
Most of the reduced coenzymes produced during cellular respiration will be used to generate ATPs by:
A. Substrate level oxidation
B. Substrate level phosphorylation
C. Oxidative phosphorylation
D. Reduction reactions
E. None of the above
A

C. Oxidative Phosphorylation

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9
Q 
Which of the following reactants in the process of photosynthesis is reduced?
A. Carbon dioxide
B. Water
C. NADPH
D. ATP
E. None of the above
A

A. Carbon dioxide

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10
Q 
The basic unit of DNA packaging in eukaryotes:
A. Nucleotides
B. Nuclei acids
C. Chromosomes
D. Nucleosomes
E. None of the above
A

D. Nucleosomes

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11
Q 
Cytokinesis in plant cells is accomplished by the formation of a:
A. Cleavage furrow
B. Spindle
C. Chiasma
D. Cell plate
E. None of the above
A

D. Cell plate

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12
Q 
In ferns, the haploid gametophyte produces:
A. Haploid spores by meiosis
B. Haploid spores by mitosis
C. Haploid gametes by meiosis
D. Haploid gametes by mitosis
E. None of the above
A

D. Haploid gametes by mitosis

Started haploid so mitosis, gametophytes produce gametes

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13
Q 
Which of the following prokaryotic organisms are capable of photosynthesis?
A. Ferns
B. Green algae
C. Flowering plants
D. Cyanobacteria
E. All of the above
A

D. Cyanobacteria

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14
Q 
The carbons that are used to synthesize glucose during photosynthesis enter the leaf through:
A. Plasmodesmata
B. Stomates
C. Leaf veins
D. Mesophyll layer
E. None of the above
A

B. Stomates

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15
Q 
The cell walls of fungi are composed of:
A. Cellulose
B. Collagen
C. Glycogen
D. Chitin
E. None of the above
A

D. Chitin

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16
Q 
What would be the sequence of bases on a piece of mRNA resulting from the transcription of the following sequence of bases on the DNA template (sense) strand: TAC
A. CGA
B. UTG
C. ATU
D. AUG
E. None of the above
A

D. AUG

No T in mRNA

17
Q 
Proteins are assembled in structures called:
A. Nucleosomes
B. Synthases
C. Ribosomes
D. Polysomes
E. None of the above
A

C. Ribosomes

18
Q

Melanism (black wing color) in alpine sulfur butterflies is caused by a recessive allele.
If 4% of sulfur butterflies in the San Juan National Forest in southwest Colorado have black wing color, what is the frequency of the dominant allele in this population?
A. .04
B. .96
C. .20
D. .80
E. None of the above

A

D. .80

(Take the square root of .04 which equals .2 and that is the value of p and p+q has to equal 1.

19
Q 
Changes in gene or allele frequencies due to sampling error:
A. Random mating
B. Genetic drift
C. Non-random mating
D. Natural selection
E. None of the above
A

B. Genetic Drift

20
Q 
The term differential reproduction provides a working definition of:
A. Recombinational load
B. Genetic recombination
C. Random mating
D. Natural selection
E. None of the above
A

D. Natural Selection

21
Q 
Thylakoids would be found in which of the following organelles?
A. Mitochondria
B. Nuclei
C. Lysosomes
D. Chloroplasts
E. None of the above
A

D. Chloroplasts

22
Q 
Chaparral vegetation would be found in parts of:
A. the Alaskan coast
B. The Amazon basin
C. Southern Arizona
D. Southern California
E. None of the above
A

D. Southern California

23
Q 
What are the end products of cellular respiration?
A. Carbon dioxide and water
B. Oxygen
C. Glucose
D. Lactic acid
E. None of the above
A

A. Carbon dioxide and water

24
Q 
The use of a DNA template to create a single strand of mRNA is called:
A. Replication
B. Transcription
C. Translation
D. Transformation
E. None of the above
A

B. Transcription

25
Q 
The term \_\_\_\_\_\_\_ is used to describe the increase in concentration of a (toxic) substance in certain tissues of organisms' bodies due to absorption from food and the environment over time.
A. Biomagnification
B. Eutrophication
C. Biological Intoxication
D. Bioaccumulation
E. None of the above
A

D. Bioaccumulation

Biology 105 (30 decks)

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