Child Development and Pedagogy · Pedagogy
Read the following paragraph: 'In 1929, Alexander Fleming was working on a culture of disease-causing bacteria. Suddenly, he found the spores of a little green mould in one of his culture plates. He noticed that the presence of this mould prevented the growth of bacteria. In fact, it also killed many of these bacteria. From this mould, penicillin was prepared.' Which of the following understanding(s) about the development of scientific knowledge is conveyed in this paragraph? A. Science always proceeds rigidly according to pre-determined, fixed steps. B. Scientific discovery often requires unexpected observations combined with careful analysis.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Neither A nor B
- 2Both A and B
- 3Only B✓
- 4Only A
Correct answer
Only B
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