Corolla is composed of petals. Petals are usually brightly coloured to attract insects for pollination. Like calyx, corolla may also be gamopetalous (petals united) or polypetalous (petals free). The shape and colour of corolla vary greatly in plants. Corolla may be tubular, bell-shaped, funnel-shaped or wheel-shaped.
Adjacent to a frequently-asked paragraph in the same chapter.
Assertion (A): Corolla may be tubular or funnel-shaped. Reason (R): Petals of corolla may be fused or free and have varied shapes and colours.
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