Sub-topic 1
2013 · National Preliminary
Free
Riddle: cellulose as a natural condensation polymer of glucose
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Sub-topic 2
2014 · National Quarterfinal
Premium
Fungal cell walls are chitin, not cellulose (true/false)
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Sub-topic 3
2020 · National One-Eighth
Premium
Ethene polymerizes only with a catalyst/initiator, not pressure alone (true/false)
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