Prepare for NEET Biology Biological Classification with MCQs & PYQs on NEET.GUIDE. Get free practice, previous year questions, and expert guidance to classify and identify organisms.
According to five kingdom classification bacteria belong to
Protista
Monera
Plantae
Archaea
Which of the following is a free living nitrogen fixing bacterium present in the soil?
Nitrosomonas
Rhizobium
Azotobacter
Pseudomonas
Which is correct for bacteria?
They have both cyclic and non-cyclic photophosphorylation
They absorb light > 900 nm of wavelength
They release during photosynthesis
They use during photosynthesis
Thermococcus,Methanococcus and Methanobacterium are
Archaebacteria having eukaryotic histone homologue
Bacteria with cytoskeleton
Archaebacteria with negatively supercoiled DNA as eukaryotes but lacking histones
Bacteria having positively coiled DNA, cytoskeleton, mitochondria
Identify the correct pair of events when temperate phages infect bacteria. I. No prophages are formed
II. Bacterial cell undergoes many divisions.
III. Bacterial cell undergoes immediate lysis.
IV. Prophages are formed
The correct pair is
I and II
II and III
III and IV
II and IV
Teichoic acid is present in
Cell wall of Gram positive bacteria
Cell wall of Gram negative bacteria
Capsid of virus
Protoplasm of mycoplasma
Kingdom-Monera consists of
Unicellular eukaryotes
Multicellular eukaryotes
Bacteria
Both (a) and (c)
The bacteria that can reside in extreme salty areas are called as
Halophiles
Methanogens
Basophiles
Thermoacidophiles
Which of the following statement is correct?
Viruses are obligate parasites
All fungi are pathogenic
All algae are eukaryotes
Bacteria are always harmful to mankind
