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"Sweet potato tubers and potato tubers are the result of convergent evolution." Justify the statement
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1
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3662
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December 22, 2016
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Branching descent and natural selection are the two key concepts of Darwinian Theory of Evolution
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1
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12076
|
August 30, 2016
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Fitness is the end result of the ability to adapt and get selected by Nature.Explain with suitable example
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0
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3056
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August 30, 2016
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How does industrial melanism support Darwin's theory of Natural Selection? Explain
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0
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2789
|
August 30, 2016
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State Hardy- weinberg principle. Name any two factors which affect it
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1
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1992
|
August 30, 2016
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Explain the increase in the numbers of melanic moths in the urban areas of post-industrialization period in England
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0
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3014
|
August 30, 2016
|
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Describe the three different ways by which Natural selection can affect the frequency of a heritable traits in population
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0
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3720
|
August 30, 2016
|
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Write the technical term that describes each one of the following statements with reference to their evolution :
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1
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1454
|
August 30, 2016
|
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Study the ladder of human evolution given above and aswer the following questions
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1
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833
|
August 30, 2016
|
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List the two characteristics of mutation that help in explaining evolution
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0
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1913
|
August 30, 2016
|
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State the significance of coelacanth in evolution
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0
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3151
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August 30, 2016
|
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Name the common ancestor or the great apes and man
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0
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3528
|
August 30, 2016
|
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Explain convergent and deivergent evolution with the help of one example of each
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0
|
1835
|
August 30, 2016
|
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Write about the ancestry and evolution of bat, horse and human on the basis of a comparative study of their forelimbs.What are these limbs categorized as?
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0
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2031
|
August 30, 2016
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With the help of any two suitable examples explain the effect of anthropogenic actions on organic evolution
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0
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3521
|
August 30, 2016
|
|
Explain adaptive radiation with the help of a suitable example
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1
|
1478
|
August 30, 2016
|
|
Divergent evolution leads to homologous structures.Explain with the help of an example
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0
|
2083
|
August 30, 2016
|
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How do Darwin's finches illustrate adaptive radiation?
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0
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3344
|
August 30, 2016
|
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What does the comparison between the eyes of octopus and those of mammals say about their ancestry and evolution?
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0
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2353
|
August 30, 2016
|
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Write the Oparin and Haldane's hypothesis about the origin of life on earth. How does meteroite analysis favour this hypothesis?
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0
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3591
|
August 30, 2016
|
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Mention the contribution of S.L.Miller's experiments on Origin of Life
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0
|
2625
|
August 30, 2016
|
|
Name the scientist who had used the set-up shown below.Write the purpose of 'a' in the set-up and the conclusion the scientist arrived at
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1
|
1496
|
August 30, 2016
|
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Identify the following pairs as Homologous or Analogous organs :
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1
|
1490
|
August 30, 2016
|
|
Name the scientist who disapproved spontaneous generation theory
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0
|
936
|
August 30, 2016
|
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Comment on the similarity between the wings of a cockroach and the wings of a bird
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1
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1248
|
August 30, 2016
|
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State the significance of biochemical similarity amongst diverse organisms in evolution
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0
|
1369
|
August 30, 2016
|
|
State the significance of the study of fossils in evolution
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0
|
3016
|
August 30, 2016
|
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Write th similarity between the wing of a butterfly and the wing of a bat.What do you infer from the above with reference to evolution?
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0
|
1220
|
August 30, 2016
|
|
Identify the examples of convergent evolution from the following :
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1
|
1235
|
August 30, 2016
|
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Why are analogous structures, a result of convergent evolution?
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|
0
|
2312
|
August 30, 2016
|