Question

Four plants a, b, c and d are observed. a has cartilaginous endocarp in the fruit and fleshy thalamus as chief edible part. b has caryopsis fruit with endosperm as the cheif edible part. In c, each carpel of apocarpous gynoecium develops into fruitlet and its mesocarp and endocarp are the chief edible parts. d has sorosis fruit with edible fleshy peduncle. To which families, a, b, c, and d belong respectively?

• A. Annonaceae, Rosaceae, Moraceae, Rutaceae
• B. Solanceae, Cucurbitaceae, Anacardiaceae, Moraceae
• C. Rutaceae, Anacardiaceae, Rosaceae, Fabaceae
• D. Rosaceae, Poaceae, Annonaceae, Moraceae

Answer 1

The correct option is D Rosaceae, Poaceae, Annonaceae, Moraceae

a is Rosaceae family as it produces false fruits in which the edible part is thalamus.

b is caryopsis fruit as it is present in grasses of Poaceae family in which pericarp and seedcoat are fused.

c is Annonaceae family(custard apple) as the description befits a an aggregate fruit of berries or an eaterio of berries.

d is Moracea family (Mulberry) in which a catkin inflorescence leads to fruit formation and hence is called sorosis.

So, the Rosaceae, Poaceae, Annonaceae, Moraceae.