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STD 11 - 2. Biology classification — BIOLOGY STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYSTD 11 - 2. Biology classification1 Mark
MCQ
Which of the following statements is not correct for viruses?
  • A
    Viruses are obligate parasites
  • B
    Viruses can multiply only when they are inside the living cells
  • ✓
    Viruses cannot pass through bacterial filters
  • D
    Viruses are made up of protein and $DNA$ or $RNA$ (never both $DNA$ and $RNA$).
✓

Answer

Correct option: C.
Viruses cannot pass through bacterial filters
c
Virus is a small infectious agent that replicates only inside the living cells of other organisms. Viruses can infect all types of life forms, from animals and plants to microorganisms, including bacteria and archaea. Viruses can pass through bacterial proof filters as they are smaller than bacteria

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