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Biology Set D

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1 Education Quiz on Biology Set D, created by Bryan Suringa on 12/12/2020.
Bryan Suringa
Quiz by Bryan Suringa, updated more than 1 year ago
Bryan Suringa
Created by Bryan Suringa over 3 years ago
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Resource summary

Question 1

Question
Which of the following structures would NOT be found in a bacterial cell?
Answer
  • Ribosome
  • Lysosome
  • Chromosome
  • Cell membrane

Question 2

Question
What is the function of the surface chemicals on bacterial cells called pili?
Answer
  • Sensory
  • Defense
  • Movement
  • Attachment

Question 3

Question
Which of the following is MOST characteristic of eubacteria?
Answer
  • Anaerobic
  • Common and abundant
  • Live in harsh environments
  • Uncommon with simple characteristics

Question 4

Question
What shape is a bacillus bacterium?
Answer
  • Spiral
  • Elongate
  • Spherical
  • Polyhedral

Question 5

Question
Organisms that generally use oxygen, but can survive without it are called
Answer
  • obligate aerobes
  • facultative aerobes
  • obligate anaerobes
  • facultative anaerobes

Question 6

Question
Which of the following is a correct match?
Answer
  • Aerobic — plant cells — alcohol
  • Aerobic — animal cells — alcohol
  • Anaerobic — plant cells — lactic acid
  • Anaerobic — animal cells — lactic acid

Question 7

Question
A bacterium that makes its food using energy from chemicals found in its environment is termed a
Answer
  • photosynthetic autotroph
  • chemosynthetic autotroph
  • photosynthetic heterotroph
  • chemosynthetic heterotroph

Question 8

Question
During binary fission, bacteria will
Answer
  • divide by mitosis and double their number
  • produce gametes that fuse to form a zygote
  • divide by meiosis and quadruple their number
  • combine, exchange genetic material, and then divide

Question 9

Question
In one hour, given ideal growing conditions, a small colony of 10 cells could grow to include
Answer
  • 13 cells
  • 40 cells
  • 80 cells
  • Hundreds of cells

Question 10

Question
The following steps occur during conjugation. What is the correct sequence of these steps? 1. DNA replication 2. genetic recombination 3. genetic transfer between cells
Answer
  • 1, 3, 2
  • 2, 3, 1
  • 3, 1, 2
  • 1, 2, 3

Question 11

Question
Which of the following most accurately applies to endospore production?
Answer
  • Sexual; during poor growing conditions
  • Sexual; during good growing conditions
  • Asexual; during poor growing conditions
  • Asexual; during good growing conditions

Question 12

Question
Agar, a common laboratory food source for bacteria, is prepared from
Answer
  • fruit
  • seaweed
  • grain crops
  • animal tissues

Question 13

Question
Macroscopically, bacteria colonies can be distinguished from each other by all of the following EXCEPT ONE. Which one?
Answer
  • Color
  • Sheen
  • Cell shape
  • Surface texture

Question 14

Question
Bacterial cells are called gram positive if their cell walls containing
Answer
  • lipids absorb safranin
  • lipids absorb crystal violet
  • carbohydrates absorb safranin
  • carbohydrates absorb crystal violet

Question 15

Question
Which procedure is LEAST likely to be included in a list of sterile techniques?
Answer
  • Using disinfectants
  • Avoiding direct contact
  • Maintaining a biological control
  • Heating equipment to sterilize it

Question 16

Question
An antiseptic is most correctly used to kill bacteria that
Answer
  • are in food
  • may be found in a cut
  • can be found internally
  • are on non-living surfaces

Question 17

Question
Bacterial activity can result in all of the following EXCEPT ONE. Which one?
Answer
  • Oil metabolism
  • Food production
  • Protein digestion
  • Oxygen production

Question 18

Question
Significant use of biotechnology does NOT currently include the production of
Answer
  • pathogens
  • disinfectants
  • protein hormones
  • genetically altered food

Question 19

Question
Which combination is MOST correct?
Answer
  • Parasite — E. coli — intestines
  • Symbiont — E. coli — stomach
  • Pathogen — H. pylori — stomach
  • Decomposer — H. pylori — intestines

Question 20

Question
Nitrifying bacteria convert
Answer
  • N2 into NH3
  • N2 into NO3-1
  • NO3-1 into N2
  • NH3 into NO3-1

Question 21

Question
Most unicellular organisms that have a nucleus would be
Answer
  • eukaryotic and have cilia
  • prokaryotic and have ribosomes
  • prokaryotic and have chlorophyll
  • eukaryotic and have mitochondria

Question 22

Question
Which of the following is mismatched?
Answer
  • Digestive — protist-like
  • Ingestive — animal-like
  • Absorptive — fungus-like
  • Photosynthetic — plant-like

Question 23

Question
Which is the BEST description of plankton?
Answer
  • Floating plants
  • Microscopic aquatic organisms
  • Marine photosynthetic organisms without roots
  • Floating organisms that are at the mercy of the currents

Question 24

Question
What feature of a paramecium is used to classify it into its phylum?
Answer
  • Cilia
  • Oral groove
  • Food vacuole
  • Contractile vacuole

Question 25

Question
Which of the following is the BEST description of the movement of a paramecium?
Answer
  • Gliding
  • Floating
  • Spiraling
  • Crawling

Question 26

Question
What happens to a food vacuole once it is formed?
Answer
  • It leaves via the gullet
  • It fuses with a lysosome
  • It becomes a contractile vacuole
  • It becomes attached to the oral groove

Question 27

Question
What phylum does an ameba belong to?
Answer
  • Phylum Ciliphora
  • Phylum Sarcodina
  • Phylum Pyrrophyta
  • Phylum Zoomastigina

Question 28

Question
Which of the following BEST describes the functions of pseudopodia?
Answer
  • Ingestion and digestion
  • Movement and ingestion
  • Reproduction and ingestion
  • Movement and reproduction

Question 29

Question
Conjugation is considered to be
Answer
  • sexual because new genetic combinations are produced
  • asexual because no new genetic combinations are produced
  • sexual because it requires a male and female of the same species
  • asexual because organisms can conduct conjugation independently

Question 30

Question
Which of the following is a correct description of reproduction by ameba?
Answer
  • sexually when conditions are poor
  • sexually when conditions are good
  • asexually when conditions are poor
  • by forming cysts when conditions are good

Question 31

Question
During the Plasmodium life cycle, where do the sporozoans mature?
Answer
  • Liver cells
  • Red blood cells
  • Human blood stream
  • Mosquito salivary glands

Question 32

Question
Which phylum of protists is LEAST likely to have flagella?
Answer
  • Phylum Sarcodina
  • Phylum Pyrrophyta
  • Phylum Zoomastigina
  • Phylum Euglenophyta

Question 33

Question
When light shines on water containing Euglena, the Euglena will most likely swim
Answer
  • towards it using their flagella
  • away from it using their flagella
  • towards it by euglenoid movement
  • away from it by euglenoid movement

Question 34

Question
Rapid reproduction by photosynthetic protists producing “blooms” may also cause significant
Answer
  • depletion of both CO2 and O2
  • production of both CO2 and O2
  • depletion of CO2 and production of O2
  • depletion of O2 and production of CO2

Question 35

Question
Red tide is poisonous because the
Answer
  • water contains toxins produced by protists
  • shellfish accumulate toxins produced by the protists
  • protists are dying at a high rate polluting the ocean shores
  • shellfish are dying at a high rate polluting the ocean shores

Question 36

Question
Into which phylum are diatoms classified?
Answer
  • Phylum Pyrrophyta
  • Phylum Chrysophyta
  • Phylum Euglenophyta
  • Phylum Acrasiomycota

Question 37

Question
Which phylum of protists is NOT polymorphic?
Answer
  • Phylum Sporozoa
  • Phylum Pyrrophyta
  • Phylum Myxomycota
  • Phylum Acrasiomycota

Question 38

Question
What causes acrasiomycetes to develop into spore-producing structures?
Answer
  • Attraction to cAMP, which is released in poor feeding conditions
  • Attraction to cAMP, which is released in good feeding conditions
  • Repulsion from cAMP, which is released in poor feeding conditions
  • Repulsion from cAMP, which is released in good feeding conditions

Question 39

Question
Which pathogen and disease is mismatched?
Answer
  • Gonyaulax — red tide
  • Entameba - dysentery
  • Giardia — beaver fever
  • Trypanosoma — malaria

Question 40

Question
Which vector (carrier) and pathogen are mismatched?
Answer
  • Mosquito — malaria
  • Fly — Chagas disease
  • Fly — sleeping sickness
  • Mosquito — amebic dysentery
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