Quiz 1: Domain Bacteria and Archaea

Which of the following statements show characteristics of Sulfolobus sp.?

I. The cell walls do not contain peptidoglycan.

II. There are no membrane-enclosed organelles within their cytoplasm.

III. Their DNA consist of histone proteins.

IV. Their membrane lipid has unbranched hydrocarbon chain that linked by ether linkage

• I, II and III

• II, III and IV

• I, II and IV

• I, III and IV

Which compound in the cell wall that causes a Gram positive bacteria stain purple in colour when it is treated with crystal violet dye?

• Outer membrane

• Lipoprotein

• Peptidoglycan

• Lipopolysaccharide

Which of the following statements are TRUE about organisms in the Domain Bacteria?

I. Consist of bacteria and archaebacteria

II. Some are photoautotrophs

III. Genetic material is associated with histone protein

IV. Membrane-enclosed organelles are not present

• I and II

• I and III

• II and III

• II and IV

All answers listed below are true about bacteria EXCEPT

• all are prokaryotes

• all are unicellular

• all are harmful

• all do not have nucleus

The shape for this bacteria is called .............

• spiral

• bacillus

• coccus

• vibrio

The Gram-positive bacteria stain purple because

• they form thin outer membrane

• they have thick outer membrane

• they have thin peptidoglycan layer

• they have thick peptidoglycan layer

Which domain has membrane lipid with unbranched hydrocarbon chain that linked by ester linkage?

• Bacteria

• Archaea

• Eukarya

Which of the following is NOT a type of biodiversity?

• Species diversity

• Ecological diversity

• Genetic diversity

• Ecosystem diversity

• Biome diversity

Which of following Kingdom classify under Domain Eukarya?

• Kingdom Fungi

• Kingdom Plantae

• Kingdom Monera

• Kingdom Protista

• Kingdom Archaea

Which of the following bacteria has dark blue or purple color during Gram staining technique?

• Salmonella sp.

• E. coli

• Rhizobium sp.

• Lactobacillus sp.