1
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
A free living nitrogen-fixing cyanobacterium which can also symbiotic association with the water ferm Azolla is
A
Tolypothrix
B
Chlorella
C
Nostoc
D
Anabaena.
2
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
Viruses that infect bacteria multiply and cause their lysis, are called
A
lysozymes
B
lipolytic
C
lytic
D
lysogenic.
3
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
Lichens are well known combination of an alga and a fungus where fungus has
A
a saprophytic relationship with the alga
B
an epiphytic relationship with the alga
C
a parasitic relationship with alga
D
a symbiotic relationship with alga.
4
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
During replication of a bacterial chromosome DNA synthesis starts from a replication origin site and
A
RNA primers are involved
B
is facilitated by telomerase
C
moves in one direction of the site
D
moves in bi-directional way.
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