16 Questions
Which of the following is responsible for the formation of new species?
Genetic variation, geographical, and reproductive changes
Approximately 7 crore years ago, the ancestors of monkey-like animals were:
Lemur-like animals which evolved during this time
What evolutionary change took place around 4 crore years ago in monkey-like creatures?
Disappearance of tails
When did the true wise and intelligent man arise according to the given passage?
Around 50,000 years ago
What leads to speciation according to the passage?
Geographical and reproductive isolation
What is responsible for the formation of new species along with genetic variation?
Geographical and reproductive changes
What is the main reason fossils are preserved underground?
They are remnants of organisms that resist decay after burial.
What technique is used to determine the age of fossils?
Radiocarbon dating
What does the initial similarity between vertebrate embryos provide evidence for?
Common ancestry for all vertebrate classes.
Which process is referred to as the transfer of information from DNA to mRNA?
Transcription
What is the main principle behind sudden changes in organisms?
Mutation
Which scientist provided evidence for protein synthesis occurring through genes?
George Beadle and Edward Tatum
What does vestigial organ Appendix present in the human body serve as proof of?
Evolution
"Theory of inheritance of acquired characters" is associated with which scientist?
Jean-Baptiste Lamarck
"Lamarckism" suggests that morphological changes in living organisms are due to:
"Use and disuse" of organs.
What has contributed to the development of weak wings in some bird species according to Lamarckism?
Disuse of wings
Test your understanding of Heredity & Evolution with this quiz. Complete diagrams and provide justifications for statements related to human evolution and ancestral creatures.
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