Biology Mcqs

A bacterium with tuft of flagella at both poles is called_____________?

A. Lophotrichus
B. Monotrichous
C. Peritrichous
D. Amphitrichous

Which of the following bacteria do not have flagella commonly__________?

A. Cocci
B. Bacilli
C. Streptobacilli
D. Vibrio

Which of the following contains genes for drug and disease resistance in bacteria?

A. Necleotide
B. Plasmid
C. Mesosome
D. Ribosome

The common waste material in bacteria is____________?

A. Glycogen
B. Lactic acid
C. Ammonia
D. Urea

Example of bacteria requiring low concentration of oxygen is__________?

A. Campylobactor
B. spirocheta
C. E-coli
D. Pseudomonas

Purple non-sulphur bacteria is an example of___________?

A. Heterotrophic bacteria
B. Chemosynthetic bacteria
C. Photosynthetic bacteria
D. Saprotrophic bacteria

Those bacteria which are fully dependent upon their host for nutrition are called__________?

A. Heterotrophic bacteria
B. Chemosynthetic bacteria
C. Saprophytic bacteria
D. Parasitic bacteria

Nitrifying bacteria are the examples of___________?

A. Hetrotrophic bacteria
B. Chemosynthetic bacteria
C. Saprophytic bacteria
D. Parasitic bacteria

E. coli and example of____________?

A. Aerobic bacteria
B. Anaerobic bacteria
C. Facultative bacteria
D. Microaerophilic

Spirochete is an example of___________?

A. Aerobic bacteria
B. Anaerobic bacteria
C. Facultative bacteria
D. Microaerophilic