Which of the following is not a major activity in a science fair or exhibition?
2026
Which of the following is not a major activity in a science fair or exhibition?
Answer: B. Musical performance shows organized in school — ConceptA science fair (science exhibition) is a school programme organised for one purpose: to give learners a public platform on which to investigate,…
- A.
Group discussions, seminars and workshops
- B.
Musical performance shows organized in school
- C.
Science quiz competitions conducted for students
- D.
Debates, Declamation and paper reading contests
Show answer & explanation
Correct answer: B
Concept
A science fair (science exhibition) is a school programme organised for one purpose: to give learners a public platform on which to investigate, display and defend scientific ideas. Every event that forms part of it is therefore a channel for scientific content — the exhibits and working models, plus the supporting programmes in which students explain, question and argue about science.
So the test for "is this a major science-fair activity?" is not "do schools organise it?" but "does it carry scientific content and require the learner to communicate or apply science?" An event that a school runs for aesthetic or cultural enjoyment fails that test even though it is a genuine school activity.
Applying the test to each activity
Activity | What the learner does | Carries scientific content? |
|---|---|---|
Group discussions, seminars, workshops | Debates a stated theme, presents a prepared paper, practises a technique | Yes — the theme and the paper are scientific |
Science quiz competitions | Answers questions set from science topics | Yes — recall and reasoning in science |
Debates, declamation, paper reading | Argues a motion, delivers a speech, reads out a study | Yes — the motion and the study are scientific |
Musical performance shows | Presents rehearsed vocal, instrumental or dance items | No — the content is aesthetic, not scientific |
Three of the four are the standard supporting programmes of a school science exhibition: teacher-education syllabi on the pedagogy of science list group discussions, seminars and workshops, science quiz competitions, and debates, declamation and paper-reading contests among the major activities organised around the exhibits. Musical performance shows organized in school are a cultural programme item — they belong to an annual day or a cultural function — so this is the activity that is not a major part of a science fair.
Cross-check
Remove the musical show from a science exhibition and nothing scientific is lost — the exhibition still investigates, displays and defends science.
Remove the quiz, the seminar or the debate and the exhibition loses its main channels for explaining science to visitors.
That asymmetry is what makes the odd one out unambiguous, and it is also the reason "not" questions of this kind are answered by testing purpose, not by testing popularity.