1
NEET 2013
MCQ (Single Correct Answer)
+4
-1
Variation in gene frequencies within populations can occur by chance rather than by natural selection. This is referred to as :
A
Genetic drift
B
Genetic load
C
Genetic flow
D
Random mating
2
NEET 2013
MCQ (Single Correct Answer)
+4
-1
The process by which organisms with different evolutionary history evolve similar phenotypic adaptations in response to a common environmental challenge is called :
A
Convergent evolution
B
Adaptive radiation
C
Natural selection
D
Non-random evolution
3
NEET 2013
MCQ (Single Correct Answer)
+4
-1
The eye of octopus and eye of cat show different patterns of structure, yet they perform similar function, This is an example of :
A
Homologous organs that have evolved due to divergent evolution
B
Analogous organs that have evolved due to convergent evolution
C
Homologous organs that have evolved due to convergent evolution
D
Analogous organs that have evolved due to divergent evolution
4
AIPMT 2012 Mains
MCQ (Single Correct Answer)
+4
-1
The idea of mutations was brought forth by :
A
Charles Darwin, who observed a wide variety of organisms during sea voyage
B
Hugo do Vries, who worked on evening primrose
C
Gregor Mendol, who worked on Pisum sativum
D
Hardy Weinberg, who worked on allele frequencies in a population
NEET Subjects
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
CBSE
Class 12