Viruses and Bacteria (Grade 11 NSC Matric Life Sciences): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What genetic material do viruses contain?
What genetic material do viruses contain?
Either DNA or RNA, but never both
What are bacteriophages?
What are bacteriophages?
Viruses that attack bacterial cells
What type of microscope is needed to observe viruses?
What type of microscope is needed to observe viruses?
Electron microscope
What does 'acellular' mean when describing viruses?
What does 'acellular' mean when describing viruses?
Not made up of cells
What shape are bacillus bacteria?
What shape are bacillus bacteria?
Rod-shaped
What makes bacteria prokaryotic?
What makes bacteria prokaryotic?
No membrane-bound nucleus
How do bacteria reproduce?
How do bacteria reproduce?
Binary fission
What role do saprophytic bacteria play?
What role do saprophytic bacteria play?
Decomposers feeding on dead matter
What are endospores?
What are endospores?
Structures for surviving harsh conditions
Why are viruses called obligate parasites?
Why are viruses called obligate parasites?
Must infect host cells to reproduce