WAEC - Agricultural Science (2004 - No. 23)
A fruit which will not normally be used in the manufacture of jam is
orange
pineapple
garden egg
pawpaw
Erläuterung
Garden eggs (also known as eggplants or aubergines) are not typically used for making jam, Jams require fruits with higher sugar content to achieve the desired sweetness and proper gel consistency. Garden eggs contain very little sugar compared to fruits like oranges, pineapples, and pawpaw.