how is gladioli, tuberrose ,rododendron pollinated
no of petals in gladlio ,tuberrose ,rododendron
tell unisexual or bisexual - daisy, tuberrose ,rododendron

Gladioli is pollinated by bees. Tuberose is pollinated by moths. Rhododendron is pollinated by bees. 
Five petals are present in Rhododendron flower. 
Rhododendron is bisexual, Tuberose may be unisexual or bisexual. Daisy may be unisexual or bisexual.