1
AIPMT 2003
MCQ (Single Correct Answer)
+4
-1
Viruses are no more ''alive'' than isolated chromosomes because
A
They require both RNA and DNA
B
they both need food molecules
C
they both require oxygen for respiration
D
both require the environment of a cell to replicate.
2
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
In five kingdom system, the main basis of classification is
A
structure of nucleus
B
mode of nutrition
C
structure of cell wall
D
asexual reproduction.
3
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
In bacteria, plasmid is
A
extra chromosomal material
B
main DNA
C
non functional DNA
D
repetitive gene.
4
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
Some bacteria are able to grow in streptomycin containing medium due to
A
natural selection
B
induced mutation
C
reproductive isolation
D
genetic drift.

NEET Subjects

Browse all chapters by subject