1
AIPMT 2008
MCQ (Single Correct Answer)
+4
-1
Thermococcus, Methanococcus and Methanobacterium exemplify
A
backteria whose DNA is relaxed or positively supercoiled but which have a cytoskeleton as well as mitochondria
B
bacteria that contain a cytoskeleton and ribosomes
C
archaebacteria that contain protein homologous to eukaryotic core histones
D
archaebacteria that lack any histones resembling those found in eukaryotes but whose DNA is negatively supercoiled.
2
AIPMT 2008
MCQ (Single Correct Answer)
+4
-1
Bacterial leaf blight of rice is caused by a species
A
Alternaria
B
Erwinia
C
Xanthomonas
D
Pseudomonas.
3
AIPMT 2007
MCQ (Single Correct Answer)
+4
-1
Which one of the following statements about mycoplasma is wrong?
A
They are pleomorphic?
B
They are sensitive to penicillin.
C
They cause diseases in plants.
D
They are also called PPLO.
4
AIPMT 2007
MCQ (Single Correct Answer)
+4
-1
Which one of the following is a slime mould?
A
Physarum
B
Thiobacillus
C
Anabaena
D
Rhizopus
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