Related Questions

The DNA bacterium consists of ring-like pieces known as the
A Plasmids
B Genes
C Chromosomes
D Mesosomes
Their cells have a very well defined nucleus ,in which nuclear material (chromosomes or DNA) is enclosed in double nuclear membrane.
A Prokaryotes
B Bacterial
C Viral
D Eukaryotes
The commonest bacterium found in a wound abscess is 
A Staphylococcus aureus
B Streptococcus pyogenes
C Pseudomonas aeruginosa
D Bacteroides
If a nuclear reactor produces more fissile nuclear fuel than it consumes, then it is called a __________ reactor.
A Critical
B Breeder
C Fertile
D Heterogenous
May physician has told me that stomach ulcres are "not caused by stress ,alcohol,or rich foods" but a bacterium that dwells in the mucous lining of the stomach.(Match the best alternative that correspond to the quotations word)
A Not caused by stress ,alchol, or rich foods, but
B Not caused by stress ,alchol, or rich foods or but
C Caused not by stress,alchol,or rich foods but by
D Caused not by stress,alcohol and rich foods but
Which of the following bacterium causes crown gall disease in plants?
A Bacillus thurigiensis
B Agrobacterium tumefaciens
C Pseudomonas fluorescens
D None of these
The bacterium which reduces the fertility of soil is
A Nitrosomonas sp
B Azotobacter sp
C Nitrobacter sp
D Bacillus dentificans
Which one of the following is a Bacterium that causes disease in the human body?
A Varicella zoster
B Trypanosoma gambiense
C Salmonella typhi
D Plasmodium falciparum
The efficiency of a nuclear power plant in comparison to conventional and nuclear consideration is
A Higher cost of nuclear fuel
B High initial cost
C High heat rejection in condenser
D Lower temperature and pressure conditions
Ceramic nuclear metals compared to solid nuclear metals have
A higher melting points
B low strength at high temperature
C more chances of radiation damage
D poorer corrosion resistance

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