everyday science MCQ #2504

What is a bacterium?

everyday science MCQ #2504

  1. Question 1

    Q1. What is a bacterium?

    • A) A group of unicellular organisms
    • B) A lightless star that has collapsed
    • C) A new breed of white bulls
    • D) A white ruler in East Africa

    Answer: A group of unicellular organisms

    Explanation: Bacteria are prokaryotic, unicellular microorganisms lacking a membrane-bound nucleus; they exist as individual cells and are among the most abundant organisms on Earth.