1
AIPMT 2007
MCQ (Single Correct Answer)
+4
-1
Inheritance of skin colour in humans is an example of:-
A
Chromosomal aberration
B
Polygenic inheritance
C
Codominance
D
Point mutation
2
AIPMT 2007
MCQ (Single Correct Answer)
+4
-1
A common test to find the genotype of a hybrid is by:-
A
Crossing of one F1 progeny with male parent
B
Crossing of one F2 progeny with female parent
C
Crossing of one F2 progeny with male parent
D
Studying the sexual behaviour of F1 progenies
3
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
4
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
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