Question

Fruit of sunflower is
A. Drupe
B. Cypsela
C. Berry
D. Carcerulus

Answer 1

Hint: Fruit which is a plant product is a ripened ovary or we can say a mature ovary. They are the edible, fleshy part of the plant which develops from the flower and has seeds.

Complete answer:
Sunflower belongs to the family Asteraceae. They are usually tall plants that grow annually or perennially.
A. Drupe fruit (also stone fruit) is a fleshy indehiscent fruit having hard bony endocarp, fleshy mesocarp, and a thin exocarp which is flexible with a single seed; they are obtained from a single ovary of an individual flower. Examples include peach, mango, plum, etc.
B. Cypsela is a special term coined for the fruits of the family Asteraceae which is dry, indehiscent having one seed from an inferior ovary (ovary which is lying below the attachment of other floral parts). For example sunflower seeds having white-gray husks are the walls of the cypsela fruits.
C. Berry a fleshy fruit without the pit developed from a single flowering plant with a single ovary or having more than one seed. Berry has fleshy endocarp and mesocarp. They are small edible fruits mainly juicy or brightly colored. Examples like grapes, cucumbers, etc.
D. Carcerulus is a dry fruit which is a type of schizocarp (i.e. a type of fruit when mature divide into single-seeded indehiscent parts referred to as mericarp) they stick to the central axis. They developed from the superior ovary (when ovary attached above the other floral parts). Examples like abutilon, leucas, etc.

Hence, the correct answer is option (B).

Note: Family Asteraceae which is one of the largest angiosperm families. It is also referred to as Compositae (family of daisy, aster, sunflower, etc.). It is an important economic family, giving products like cooking oils, leafy vegetables.