UExcel Microbiology Test 1

Question 1

Which of the structures below contains enzyme and antibiotic resistance genes?

Accepted Answer

Plasmid

Answer

Plasma Membrane

Answer

Pilus

Answer

Capsule

Question 2

Which of the following statements about endotoxins is false?

Accepted Answer

Endotoxins are secreted from cells.

Answer

Can cause fever

Answer

Can be linked to Meningococcemia

Answer

Produced by gram negative microorganisms

Question 3

Which of the following bacteria is incorrectly matched to the proper isolation media?

Accepted Answer

Neisseria gonorrhoeae – Pink colonies media

Answer

Fungi – Sabourand’s agar

Answer

Mycobacterium tuberculosis – Lowenstein-Jensen agar

Answer

Haemophilus influenzae – Chocolate agar

Question 4

Which of the following structures is the most crucial in microbial cell attachment?

Accepted Answer

Glycocalix

Answer

Peptidoglycan

Answer

Flagellum

Answer

Plasmid

Question 5

Which of the diseases and germs listed below are mismatched?

Accepted Answer

Lyme disease – Yersinia pestis

Answer

Gastritis – Heliobacter pylori

Answer

Cellulitis – Pasteurella multocida

Answer

Tularemia – Francisella tularensis

Question 6

Which of the following bacteria is not gram-negative?

Accepted Answer

Clostridium perfringens

Answer

Vibrio cholerae

Answer

Bordetella pertussis

Answer

Escherichia coli

Question 7

Which of the following statements about Staphylococcus aureus is false?

Accepted Answer

Staphylococcus aureus does not make coagulase

Answer

Staphylococcus aureus can cause pneumonia

Answer

Staphylococcus aureus is related to inflammation.

Answer

Staphylococcus aureus can lead to acute bacterial endocarditis

Question 8

Which of the bacteria below stains well?

Accepted Answer

Escherichia coli

Answer

Chlamydia

Answer

Legionella pneumophila

Answer

Treponema

Question 9

Which of the diseases and germs on this list are mismatched?

Accepted Answer

Yersinia enterocolitica – Diptheria

Answer

Tinea nigra – Cladosporium werneckii

Answer

Treponema pallidum – Syphilis

Answer

Borrelia burgdorferi – Lyme disease