BAPS1112 Lecture 2: Classification of Microorganisms

Which of the following microorganisms lack a nucleus?

• Fungi

• Bacteria

• • Protists

• • Animals

What is the main component of bacterial cell walls?

• • Chitin

• • Glycogen

• • Cellulose

• • Peptidoglycan

What is the name of the domain that includes organisms with ether-linked membrane lipids?

• • Eukarya

• • Bacteria

• • Archaea

• • Protists

Which domain includes both multicellular organisms like animals and microbes?

• • Bacteria

• • Archaea

• • Eukarya

• • Protists

Which type of ribosomes are found in eukaryotic cells?

• 70S

• • 80S

• • 50S

• • 60S

Which of the following metabolic processes is unique to some archaea?

• • Photosynthesis

• • Methanogenesis

• • Fermentation

• • Glycolysis

Which taxonomic level is the most specific in classifying organisms?

• • Genus

• • Family

• • Species

• Kingdom

What type of genetic material is commonly found in bacteria?

• • Linear DNA

• • Circular DNA

• • RNA

• • Plasmids only

Which of the following domains includes fungi?

• • Archaea

• • Protista

• • Bacteria

• • Eukarya

Which process is used by some archaea to obtain energy from inorganic compounds?

• • Photosynthesis

• • Chemolithotrophy

• • Fermentation

• • Cellular respiration