The methanogens, a unique group within Archaebacteria, are characterized by their ability to:
Perform photosynthesis using bacteriochlorophyll
Produce methane as a metabolic byproduct
Fix atmospheric nitrogen in aerobic conditions
Survive extreme high pH environments
Related Questions
Which of the following organisms are characterized by their ability to produce methane in anaerobic environments?
Halophiles
Thermoacidophiles
Methanogens
Cyanobacteria
Eubacteria is also known as
False bacteria
True bacteria
Archaebacteria
Heterotrophic bacteria
All of the following statements concerning the actinomycetous filamentous soil bacterium Frankia are correct, except that Frankia
can live free in the soil
forms nitrogen-fixing root nodules on its host
produces spores
produces antibiotics effective against other soil bacteria
Which of the following bacteria plays a main role in recycling the nutrients like nitrogen, phosphorus, iron and sulphur?
Chemoheterotrophic bacteria
Chemosynthetic autotrophic bacteria
Parasitic bacteria
Saprophytic bacteria
Cyanobacteria are also known as:
Blue-green algae
Green algae
Red algae
Brown algae
Which one is the most abundant microorganism?
Algae
Viruses
Protists
Bacteria
Mycoplasmas are classified under which of the following kingdoms?
Animalia
Protista
Monera
Fungi
Which stain shows Gram negative bacteria during bacterial staining?
White
Red
Black
Purple
Which one belongs to Monera?
Amoeba
Escherichia
Gelidium
Spirogyra
The cyanobacteria are
Unicellular
Colonial
Filamentous
All of these
