Q.1.
Cyanobacteria is the modern name of .. .. [ BHU 1991]
Q.2.
T.O. Diener discovered … .. [ CBSE 2009]
Q.3.
Who proposed that monocots are more primitive than dicots … .. [ kerala 2003]
Q.4.
Bacteria that survive high salt concentration and temperature are….. [ Kerala 2000]
Q.5.
Protista includes … .. [ CBSE 1994 ]
Q.6.
Bacteria living in human large intestine that feed on undigested food ithout harming the host are termed as … .. [ MPPMT 1994]
Q.7.
Prophage is viral genome … . [ Odisha 2002 ]
Q.8.
On which of the following, five kingdom classified is based … .. [ CBSE 2002]
Q.9.
Rickettsiae constitute a group under … [ CBSE 1994]
Q.10.
Book written by Aristotle is ….. [ MPPMT 1999]
Q.11.
Barophilic prokaryotes …. [ CBSE 2005]
Q.12.
Assertion: Plasmids are strands of extrachromosomal DNA Reason: Plastids are found in eukaryotic cells
Q.13.
Natural system of classification is based on … .. [ DPMT 1992]
Q.14.
Transformation in Diplococcus by heat-killed extract was discovered by … .. [ BHU 1997]
Q.15.
The term new systematic was given by Julian Huxley in … ..
Q.16.
Food can be kept unspoiled at … .. p MPPMT 1997]
Q.17.
Symbiotic nitrogen fixing bacteria belong to … ….. [ CPMT 1990 ]
Q.18.
Temin worked on virus … .. [ RPMT 2000]
Q.19.
Hereditary material of Escherichia coil is …. [ CBSE 1997]
Q.20.
Find out the correct match … [ CBSE 2000]
Q.21.
Prokaryotes are characterized by …[ JKCMEE 2004]
Q.22.
Which one converts nitrite to nitrate? … [ AIIMS 2002]
Q.23.
Salmonella causes …. [ CBSE 2001]
Q.24.
Which one has ss RNA? …. [ JKCMEE 2009]
Q.25.
Food poisoning and gas forming rod-shaped bacterium is … .. [ AMU 1995]
Q.26.
Flagella are absent in …. [ JKCMEE 2000]
Q.27.
A bacterial disease is … .. [ MPPMT 1992]
Q.28.
Streptomycin is produced by .. … [ BHU 2006]
Q.29.
Murein does not occur in the wall of …. [ KCET 2004]
Q.30.
Spongiform encephalopathy is caused by … ..
Q.31.
Fertility of paddy fields is improved by addition of … .. [ MPPMT 1992]
Q.32.
Milk is spoiled/ fermented/curdled by … [ MPPMT 1992]
Q.33.
Nitrogen fixing aerobic photosynthetic and gram (-) bacteria are … .. [ AIIMS 1992]
Q.34.
The infolds of plasma membrane in bacterial cells are known as … .. [ RPMT 2006]
Q.35.
Some chemosynthetic bacteria use energy obtained from oxidizing … .. [ BHU 1991]
Q.36.
Gram ( -) bacteria differ from Gram (+) bacteria in having … .. [ AFMC 1991]
Q.37.
Vibrio cholera is like … … [CET Chd 2003]
Q.38.
A free living anaerobic nitrogen fixing bacterium is … .. [ BHU 2012]
Q.39.
Viral capsid is made of … .. [ MPPMT 2000]
Q.40.
Some bacteria produce resting spores during unfavourable conditions. They are … [ JKCMEE 1992]
Q.41.
“ Taxonomy without phylogeny is similar to bones without flesh” is the statement of … .. [ CBSE 1994]
Q.42.
Viruses posses … .. [ BHU 2008]
Q.43.
Prokaryotic genetic material is .. .. [ CBSE 1999]
Q.44.
Nitrosomonas and Nitrobacter convert … [ MPPMT 1991]
Q.45.
A bacterium with flagella all around is … .. [ AFMC 2001]
Q.46.
Nitrogen fixer soil organisms belong to … [ CBSE 1994]
Q.47.
Sever Acute Respiratory Syndrome ( SARS) … .. [ AIIMS 2008]
Q.48.
DNA of Escherichia coli is … [ CBSE 1998]
Q.49.
Spirulina is rich source of … [ Odisha 2009]
Q.50.
Cell wall of bacteria/cyanobacteria possesses … [ AMU 1994]