Some hyperthermophilic organisms that grow in highly acidic (pH 2) habitats belong to the two groups
Eubacteria and archaea
Cyanobacteria and diatoms
Protists and mosses
Liverworts and yeastes
Bacteria with single flagella at one end is called
Monotrichous
Lophotrichous
Amphitrichous
Peritrichous
The autonomously independent self replicating extra nuclear DNA imparting certain factors to some bacterium is called
Plastid
Plasmid
Phagemid
Cosmid
Assign the followingn substances to the cell wall, flagella, ‘S’ layer and pilli of bacteria in correct sequence
1. Glycoprotein II Fimbrilin
III Teichoic acid IV. Flagellin
The correct answer is
III, I, IV, II
III, IV, III, I.
II, IV, III, I
III, IV, II, I
Nitrifying bacteria are able to
Convert atmosphere nitrogen into soluble forms
Convert ammonia to nitrate
Ammonia to nitrogen
Nitrate to nitrogen
Ainsworth put Rhizopus in
Zygomycotina
Mastigomycotina .
Myxomycotina
Ascomycotina
Bakanae disease is caused by
Fungus
Alga
Bacterium
Virus
The cell wall of bacterium is made up of
Cellulose
Hemicellulose
Lignin
Peptidoglycan
In which kingdom, would you classify the archaea and nitrogen-fixing organisms, if the five kingdom system of classification is used
Protista
Monera
Plantae
Fungi
Bacterial flagella do not show ATPase activity and 9+2 organization. These are chemically formed of
Flagellin
Pilin
Tubulin
Bacterin
