1
AIPMT 2007
MCQ (Single Correct Answer)
+4
-1
In the hexaploid wheat, the haploid(n) and basic(x) numbers of chromosomes are :
A
n = 21 and x = 14
B
n = 21 and x = 21
C
n = 7 and x = 21
D
n = 21 and x = 7
2
AIPMT 2007
MCQ (Single Correct Answer)
+4
-1
The concept of chemical evolution is based on-
A
Crystallization of chemicals
B
Effect of solar radiation on chemicals
C
Possible origin of life by combination of chemicals under suitable environmental conditions
D
Interaction of water, air and clay under intense heat
3
AIPMT 2007
MCQ (Single Correct Answer)
+4
-1
The finches of Galapogas islands provide an evidence in favour of-
A
Special Creation
B
Biogeographical Evolution
C
Evolution due to Mutation
D
Retrogressive Evolution
4
AIPMT 2007
MCQ (Single Correct Answer)
+4
-1
When two species of different genealogy come to resemble each other as a result of adaptation, the phenomenon is termed:-
A
Microevolution
B
Convergent evolution
C
Co-evolution
D
Divergent evolution
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