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प्रश्न
Complete the statement by choosing correct options from below .
Evolution means -- -- -- --.
विकल्प
Gene
Mutation
Translocation
Transcription
Gradual development
Appendix
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उत्तर
Evolution means gradual development.
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संबंधित प्रश्न
Define evolution. How does it occur?
List three distinguishing features, in tabular form, between acquired traits and the inherited traits.
With the help of suitable examples, explain why certain traits cannot be passed on to the next generation. What are such traits called?
What are the different ways in which individuals with a particular trait may increase in a population?
Give an example of characteristics being used to determine how close two species are in evolutionary terms.
State one characteristic which shows that the birds are very closely related to dinosaurs.
Out of the wing of a bird, wing of an insect and the wing of a bat :
which two are homologous organs?
Fill in the following blank with suitable word :
The human forelimb and bat's forelimb are an example of .......... organs whereas an insect's wing and a bat's wing are an example of ........... organs.
What is meant by acquired and inherited traits? Explain with one example each.
A gradual change, over a long period, in a form of life is known as :
(a) erosion
(b) evolution
(c) revolution
(d) evaluation
According to scientists, aves have evolved from :
(a) mammals
(b) amphibians
(c) reptiles
(d) arthropods
List two differences between acquired traits and inherited traits by giving an example of each.
Define Organic evolution.
The first systematic explanation of the concept of evolution was given by ______.
What is chromosomal aberration? Give any two types of aberrations found in the population.
Evolution occurs as a result of mutations in ______.
Which one of the following was not given by Darwin's theory of evolution?
The chronological order of human evolution from early to recent stages is ______.
