question What is the primary role of microorganisms in the process of bioremediation

Microbiology

What is the primary role of microorganisms in the process of bioremediation?

A. Breakdown of pollutants and contaminants
B. Production of toxins
C. Disruption of ecosystems
D. Inhibition of plant growth

Microorganisms play a key role in bioremediation by breaking down pollutants and contaminants.

What is the function of the flagellum in bacteria?

A. Locomotion
B. Nutrient absorption
C. DNA replication
D. Antibiotic production

Which process involves the conversion of organic nitrogen compounds to ammonia in the nitrogen cycle?

A. Ammonification
B. Nitrogen fixation
C. Nitrification
D. Denitrification

Which process involves the conversion of atmospheric nitrogen into ammonia?

A. Nitrogen fixation
B. Nitrification
C. Denitrification
D. Ammonification

Which microorganism is responsible for the production of antibiotics such as rifampin?

A. Amycolatopsis rifamycinica
B. Bacillus anthracis
C. Pseudomonas aeruginosa
D. Escherichia coli (E. coli)

Which process involves the conversion of atmospheric nitrogen into ammonia?

A. Nitrogen fixation
B. Nitrification
C. Denitrification
D. Ammonification

Which process involves the conversion of ammonia to nitrate in the nitrogen cycle?

A. Nitrification
B. Nitrogen fixation
C. Denitrification
D. Ammonification

What is the primary role of microorganisms in the sulfur cycle?

A. Conversion of sulfur between different forms
B. Nitrogen fixation
C. Photosynthesis
D. Cellular respiration

Which of the following is a viral disease in humans?

A. Influenza
B. Tuberculosis
C. Cholera
D. Malaria

What is the primary function of microorganisms in the nitrogen cycle?

A. Conversion of nitrogen between different forms
B. Photosynthesis
C. Cellular respiration
D. Synthesis of amino acids

What is the primary role of the glycocalyx in bacterial cells?

A. Protection and adherence
B. Nutrient absorption
C. Facilitates cellular respiration
D. Synthesis of cellular ATP