Microbiology Ch. 1 Question and
answers 100% correct 2025/2026
Bacteria - correct answer ✔Belong to one of two domains of life: Bacteria or Archaea; no nucleus;
cellular microbe.
Fungi - correct answer ✔Eukaryotes involved in decomposition; nucleus; cellular microbe
Protozoans - correct answer ✔Single-celled eukaryotes. Has nucleus.
Helminths - correct answer ✔Term designating all parasitic worms; has nucleus.
Algae - correct answer ✔Photosynthetic plantlike organisms; has nucleus.
Virus - correct answer ✔acellular microbes; no nucleus; non cellular microbe
Drag the images and/or statements to their corresponding class to test your understanding of the main
types of microbes. - correct answer ✔
In the late ____________ , ____________ designed several simple ____________ . - correct answer
✔1600S; van Leeuwenhoek; microscopes
As a leading microbiologist during the 1800s, ____________ disproved the theory of ____________ and
completed several studies leading to the germ theory of disease. - correct answer ✔pasteur;
abiogensis.
In the mid ____________ , ____________ was the first surgeon to introduce aseptic techniques into the
operating room in an effort to reduce microbes and prevent infection. - correct answer ✔1800s; Lister
, Around ____________ , ____________ established four proofs that could be used to determine an
organism's pathogenicity and related disease. He also developed many of the laboratory techniques that
are still used today. - correct answer ✔1875; Koch
Microbes have played a significant role in the advances of the last century, such as ____________ for
cutting DNA and ____________ to better understand the microbes that live on and in our bodies. -
correct answer ✔restriction enzymes; genome sequencing.
Eukaryote - correct answer ✔- contains a nucleus and other membrane bound organelles.
Bacteria/Archaea - correct answer ✔- cell type that lacks a nucleus
- Size range: 1-10 um
Virus - correct answer ✔- Acellular particle
- Smallest microbes (10 - 200 nm)
Carbohydrates - correct answer ✔- monosaccharides
- disaccharides
- polysaccharides
- glucose
- starch
Lipids - correct answer ✔- triglycerides
- phospholipids
- waxes
- steroids
answers 100% correct 2025/2026
Bacteria - correct answer ✔Belong to one of two domains of life: Bacteria or Archaea; no nucleus;
cellular microbe.
Fungi - correct answer ✔Eukaryotes involved in decomposition; nucleus; cellular microbe
Protozoans - correct answer ✔Single-celled eukaryotes. Has nucleus.
Helminths - correct answer ✔Term designating all parasitic worms; has nucleus.
Algae - correct answer ✔Photosynthetic plantlike organisms; has nucleus.
Virus - correct answer ✔acellular microbes; no nucleus; non cellular microbe
Drag the images and/or statements to their corresponding class to test your understanding of the main
types of microbes. - correct answer ✔
In the late ____________ , ____________ designed several simple ____________ . - correct answer
✔1600S; van Leeuwenhoek; microscopes
As a leading microbiologist during the 1800s, ____________ disproved the theory of ____________ and
completed several studies leading to the germ theory of disease. - correct answer ✔pasteur;
abiogensis.
In the mid ____________ , ____________ was the first surgeon to introduce aseptic techniques into the
operating room in an effort to reduce microbes and prevent infection. - correct answer ✔1800s; Lister
, Around ____________ , ____________ established four proofs that could be used to determine an
organism's pathogenicity and related disease. He also developed many of the laboratory techniques that
are still used today. - correct answer ✔1875; Koch
Microbes have played a significant role in the advances of the last century, such as ____________ for
cutting DNA and ____________ to better understand the microbes that live on and in our bodies. -
correct answer ✔restriction enzymes; genome sequencing.
Eukaryote - correct answer ✔- contains a nucleus and other membrane bound organelles.
Bacteria/Archaea - correct answer ✔- cell type that lacks a nucleus
- Size range: 1-10 um
Virus - correct answer ✔- Acellular particle
- Smallest microbes (10 - 200 nm)
Carbohydrates - correct answer ✔- monosaccharides
- disaccharides
- polysaccharides
- glucose
- starch
Lipids - correct answer ✔- triglycerides
- phospholipids
- waxes
- steroids
