How many plants in the list given below have marginal placentation ?
Mustard, Gram, Tulip, Asparagus, Arhar, Sun hemp, Chilli, Colchicine, Onion, Moong, Pea, Tobacco, Lupin
(1) Six (2) Three (3) Four (4) Five
Marginal placentation is characteristic of Fabaceae. Six plants from the list belong to this family: Gram, Arhar, Sun hemp, Moong, Pea, Lupin. Thus, the correct answer is 3