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Question 1

Which of the following is acellular microorganism

a. bacteria
b. archaea
c. fungi
d. prion

Answer 1

PRION

Question 2

What is a major distinguishing feature of archaea compared to bacteria

Answer 2

Adaption to extreme environments

Question 3

Which of the following microorganisms is a eukaryote
a. bacillus
b. myobacterium
c. saccharomysces cerevisiae
d. escherichia cli

Answer 3

Saccharomyces cerevisiae

Question 4

Which group of microorganism is known for forming root nodules in legumes and fixing nitrogen

Answer 4

Rhizobia

Question 5

Agrobacterium tumefaciens is important in biotechnology becuase?

Answer 5

It can transfer genes into plants

Question 5

The genus rickettsia is primarily transmitted by

Answer 5

Arthropod vectors

Question 6

Which of the following is a characteristic of psuedomonas species

Answer 6

They produce pigments and are opportunistic pathogens

Question 7

What beta proteobacterium is known for its role in the sulfur cycle by oxidizing hydrogen sulfide to sulfate

Answer 7

Thiobacillus

Question 8

Vibrio cholerae causes disease by :

Answer 8

Producing an exotoxin that induces severe diarrhea

Question 9

Heliobacter pylori is associated with which disease

Answer 9

Gastric ulcers