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Microbiology Questions - All Grades

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Grade 11 Microbiology
Antibiotics are effective medications for                     .
  1. fungi
  2. viral infections
  3. bacterial infections
  4. protozoa
Grade 7 Microbiology

This question is a part of a group with common instructions. View group »

Which organism has a prokaryotic cell?
  1. monkey
  2. bacteria
  3. mosquito
  4. fern
Grade 4 Microbiology
Germs are
  1. a yummy snack.
  2. organisms so small they can only be seen with a microscope.
  3. insects.
  4. a vegetable.
Grade 8 Microbiology
Unicellular prokaryotes that may be spherical, rod, or spiral shaped are                .
  1. viruses
  2. antibiotics
  3. fungi
  4. bacteria
Grade 8 Microbiology
Which thing is the smallest in size?
  1. bacterium
  2. red blood cell
  3. virus
  4. lymphocyte
Grade 8 Microbiology
Which statement is true about a virus?
  1. They are nonliving.
  2. They do not have a nucleus or organelles.
  3. They do not have a cell membrane.
  4. All of the above
Grade 9 Microbiology
Spherical-shaped bacteria are called                .
  1. bacilli
  2. cocci
  3. spirilla
  4. spirochetes
Grade 7 Microbiology
Structures too small to be easily seen with the naked eye are
  1. heteroscopic.
  2. microscopic.
  3. macroscopic.
  4. endoscopic.
Grade 8 Microbiology
Eukaryotes that have cell walls, are heterotrophic, feed by absorbing food, and use spores to reproduce are                .
  1. lichen
  2. fungi
  3. algae
  4. mitochondria
Grade 7 Microbiology
Microscopic germs that get inside your body and can potentially cause an infection are                .
  1. diseases
  2. benign
  3. mutations
  4. pathogens
Grade 7 Microbiology
What is a virus?
  1. two-part structure that makes proteins
  2. strand of hereditary materials surrounded by protein coating
  3. director of all cell activity
  4. structure within the nucleolus
Grade 6 Microbiology
Tiny living things, some of which cause communicable diseases, are
  1. bacteria.
  2. arthritis.
  3. cancer.
Grade 8 Microbiology
Unicellular organisms contain many cells.
  1. True
  2. False
Grade 8 Microbiology
Unicellular microorganisms that include bacteria, fungi, and protists are                .
  1. algae
  2. microbes
  3. host cells
  4. plants
Grade 4 Microbiology
Microorganisms are too tiny to see with the naked eye, so we must use                    to see them.
  1. magnifying glasses
  2. microscopes
  3. telescopes
  4. binoculars
Grade 5 Microbiology
Bacteria are
  1. animal-like one-celled organisms.
  2. plant-like one-celled organisms.
  3. one-celled organisms with no nucleus.
Grade 11 Microbiology
Diffusion and osmosis are both forms of                  .
  1. photosynthesis
  2. active transport
  3. respiration
  4. passive transport
Grade 6 Microbiology
Bacteria come in three shapes: rod-shaped, ball-shaped, or corkscrew-shaped.
  1. True
  2. False
Grade 6 Microbiology
Which description is not a characteristic of bacteria?
  1. single-celled organism
  2. cells without a nucleus
  3. cells containing chlorophyll
  4. found almost anywhere on Earth
Grade 11 Microbiology
Cocci that appear in clusters or groups are                .
  1. diplococci
  2. streptococci
  3. staphylococci
  4. micrococci
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