Jim's Viruses and Bacteria Quizizzle
Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.
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1. We know viruses are not alive because
a. they are not cellular.
c. they cannot use energy.
b. they cannot make proteins.
d. All of the above
2. The study of viruses is a part of biology because
a. they are active inside living cells.
c. they are about to become extinct.
b. they belong to the kingdom Monera.
3. Tobacco mosaic virus
a. is able to be crystallized.
c. is smaller than a bacterium.
b. causes disease in tobacco plants.
d. All of the above
4. Viruses
a. are cellular organisms.
c. have nuclei and organelles.
b. reproduce only in living cells.
5. Viruses are
a. photosynthetic.
c. parasitic.
b. chemosynthetic.
d. All of the above
6. A typical virus consists of
a. a protein coat and a cytoplasm core.
b. a carbohydrate coat and a nucleic acid core.
c. a protein coat and a nucleic acid core.
7. Biologists now know that viruses
a. are the smallest organisms.
b. consist of a protein surrounded by a nucleic acid coat.
c. contain RNA or DNA in a protein coat.
8. Refer to the illustration above. Which structure in the diagram represents viral RNA?
a. structure E
c. structure C
b. structure B
d. structure D
9. The capsid of a virus is the
a. protective outer coat.
c. nucleus.
b. cell membrane.
d. cell wall and membrane complex.
____ 10. All viruses have
a. cytoplasm.
c. DNA or RNA
b. ribosomes.
d. plasmids
____ 11. A pathogen is an agent that is
a. beneficial to humans.
c. harmful to living organisms.
b. harmful only to plants.
d. nearly extinct.
____ 12. HIV can be transmitted
a. through sexual contact.
b. through the sharing of nonsterile needles.
c. to infants during pregnancy or through breast milk.
d. All of the above
____ 13. The chromosomes of bacteria
a. contain a single circular piece of DNA.
b. contain numerous types of organelles.
____ 14. Bacteria are the only organisms characterized as
a. unicellular.
c. eukaryotic.
b. prokaryotic.
d. photosynthetic.
____ 15. Structures found in eukaryotic cells but not in a bacterial cells are
a. nuclei.
c. membrane-bound organelles.
b. linear chromosomes.
d. All of the above
____ 16. Refer to the illustration above. Which of the diagrams has a shape like the Bacillus bacterial genus?
a. Organism A
c. Organism C
b. Organism B
d. None of the above
____ 17. Refer to the illustration above. The shape represented by Organism A in the diagram applies to the bacterial
genus
a. Streptococcus, which causes strep throat.
b. Leptospira, which can cause urinary tract infections in humans.
c. Bacillus, which produces antibiotics.
____ 18. Refer to the illustration above. The shape represented by Organism C is called
a. coccus.
c. bacillus.
b. spirillum.
d. filamentous.
____ 19. Which of the following might be found in the cytoplasm of a bacterial cell?
a. chloroplasts
c. mitochondria
b. Golgi bodies
d. DNA
____ 20. Bacterial endospores
a. occur where there is plenty of available food.
b. allow certain species to survive harsh environmental conditions.
c. are similar to human tumors.
____ 21. Bacteria can be classified according to their
a. type of cell walls.
c. Gram-staining characteristics.
b. methods of obtaining energy.
d. All of the above
____ 22. Cell organelles that Escherichia coli and other bacteria have in common with eukaryotes are
a. chloroplasts.
c. nuclei.
b. mitochondria.
d. ribosomes.
____ 23. Escherichia coli is an example of a bacterium that has short, thin, hairlike projections called
a. pili.
c. cocci.
b. cilia.
d. ribosomes.
____ 24. Alexander Fleming, a British bacteriologist, is credited with the discovery of an antibiotic from mold that
grows on bread and oranges - the antibiotic is called
a. photosynthetic bacteria.
c. tuberculosis.
b. antibodies.
d. penicillin.
____ 25. Antibiotics
a. include penicillin, tetracycline, and streptomycin.
b. may prevent bacteria from making new cell walls.
c. are very effective treatments for bacterial diseases.
d. All of the above
____ 26. Cholera is usually transmitted by
a. insects.
c. contaminated water.
b. sexual contact.
d. airborne water droplets.
____ 27. A bacterial disease carried from rodents to humans by fleas is
a. tuberculosis.
c. cholera.
b. bubonic plague.
d. Lyme disease.
____ 28. Mining companies harvest copper or uranium by using
a. photosynthetic bacteria.
c. cyanobacteria.
b. heterotrophic bacteria.
d. chemoautotrophic bacteria.
Bonus 1.
Bonus 2.
Jim's Viruses and Bacteria Quizizzle
Answer Section
MULTIPLE CHOICE
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