1
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
Sequence of which of the following is used to know the phylogeny ?
A
DNA
B
r-RNA
C
m-RNA
D
t-RNA
2
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
In which condition, the gene ratio remains constant for any species population ?
A
Gene flow
B
Mutation
C
Sexual selection
D
Random mating
3
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
According to fossils which discovered up to present time, origin and evolution of man was started from
A
Java
B
Africa
C
China
D
France
4
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
In the silver plating of copper, K[Ag(CN)2] is used instead of AgNO3. The reason is
A
a thin layer of Ag is formed on Cu
B
more voltage is required
C
Ag+ ions are completely removed from solution
D
less availability of Ag+ ions, as Cu can not displace Ag from [Ag(CN)2]$$-$$ ion.
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