question What is the primary role of microorganisms in the phosphorus cycle

Microbiology

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

A. Recycling of phosphorus in ecosystems
B. Nitrogen fixation
C. Photosynthesis
D. Cellular respiration

Microorganisms play a key role in recycling phosphorus in ecosystems through the phosphorus cycle.

Which process involves the conversion of atmospheric nitrogen into ammonia?

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

Which microorganism is used in the production of antibiotics such as vancomycin?

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

What is the primary function of the microfilaments in eukaryotic microbial cells?

A. Cellular structure and movement
B. Synthesis of proteins
C. DNA replication
D. Cell wall formation

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 neomycin?

A. Streptomyces fradiae
B. Bacillus anthracis
C. Pseudomonas aeruginosa
D. Escherichia coli (E. coli)

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

What is the primary function of the nucleoid in bacterial cells?

A. Contains the bacterial chromosome
B. Synthesizes cellular ATP
C. Initiates DNA replication
D. Facilitates protein synthesis