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Evolution — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYEvolution1 Mark
MCQ
Appearance of antibiotic-resistant bacteria is an example of:
  • A
    Adaptive radiation.
  • B
    Transduction.
  • C
    Pre-existing variation in the population.
  • D
    Divergent evolution.
✓

Answer

  1. Pre-existing variation in the population.

Adaptive radiation is related to evolution of different designs for a single organ according to varied needs of different groups. Transduction is related to transfer of viral or bacterial genetic material. Divergent evolution is related to homologous organs.

Hence, option ‘c’ is correct.

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