#Question id: 3420
#Section 2: Evolution
Following are key points about the effect of genetic drift:
A. Genetic drift is significant in small populations.
B. Genetic drift can cause allele frequencies to change in a pre-directed way.
C. Genetic drift can lead to a loss of genetic variation within populations.
D. Genetic drift can cause harmful alleles to become fixed.
Which one of the following combination of the above statements are true?
#Question id: 3419
#Section 2: Evolution
Which of the following is correct statement?
A. Co-evolution occurs when two or more species reciprocally affect each other's evolution through the process of natural selection.
B. Co-evolution is likely to happen when different species have close ecological interactions with one another.
C. Plant and insect is classical example of co-evolution to maintain ecological interaction
D. Co-evolution is likely to evolution of similar trait in different species
#Question id: 3414
#Section 2: Evolution
The given below is the graphical representation of the changes in morphological features over a period of the geological time scale, where population A accumulates heritable morphological features and give rise to distinct species B. Population B splits in to a distinct species B1 and B2 Which of the following lineage represent the pattern of speciation by cladogenesis?
#Question id: 3413
#Section 2: Evolution
Following certain conditions is present in a population?
A- Large Population
B- Each locus carries two allele
C- Sexual selection
D- Frequency dependent selection
E- No linkage between genes
Which of the following above condition allowed to validity of Hardy- Weinberg Prediction?
#Question id: 3409
#Section 2: Evolution
All genetic drift arises from sampling error, but there are several different ways in which sampling error can arise as a following
a. Reduced population size
b. Founder effect
c. Genetic bottleneck
d. Mate choice
Which of the following above way cause sampling error in succeed generation?
#Question id: 3408
#Section 2: Evolution
New species originated via punctuated equilibrium having some characterstic feature
a. occur during cladogenesis from ancestral species
b. subpopulation of ancestral species transform in to new species
c. Morphological change is sudden and rapid
d. continuously change in their morphology
which above statement is correct