Evolution
Class 12 · Biology
39 questions22 easy13 medium4 hard
Sample Questions
Q1.Bottle neck effect is an example of:
- ANatural selection
- BGenetic drift
- CGene flow
- DMutation
Q2.Homologous organs are evidence of:
- AConvergent evolution
- BDivergent evolution
- CParallel evolution
- DPunctuated equilibrium
Q3.A population in evolutionary terms refers to:
- AAll organisms of a species
- BInterbreeding organisms of a species in an area
- COrganisms of different species
- DAll animals in an ecosystem
Q4.The evidence against Lamarckism includes:
- AAcquired characters are not inherited
- BVestigial organs persist
- CGenetic evidence
- DAll of the above
Q5.Geographical isolation can lead to:
- AGene flow between populations
- BReproductive isolation and speciation
- CIncreased genetic similarity
- DExtinction of the original species
Q6.This is a sample question to preview what you'll get in the full practice test...
- A. Option one
- B. Option two
- C. Option three
- D. Option four
Concepts Covered
AdaptationComparative anatomyEvolution evidenceFossil recordGene poolGenetic driftHardy-Weinberg principleMolecular evolutionNatural selectionSpeciation
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