1
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
2
AIPMT 2007
MCQ (Single Correct Answer)
+4
-1
Adaptive radiation refers to:-
A
Adaptations due to Geographical isolation
B
Migration of members of a species to different geographical areas
C
Evolution of different species from a common ancestor
D
Power of adaptation in an individual to a variety of environments
3
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
4
AIPMT 2007
MCQ (Single Correct Answer)
+4
-1
Lysozyme that is present in perspiration, saliva and tears, destroys:
A
Certain types of bacteria
B
Most virus – infected cells
C
All viruses
D
Certain fungi