Explanation
Pollination by insect is termed as entomophily. Insect pollinated flowers are usually bright coloured. Scented and have nectar that attracts insects towards them.
Explanation
Large, shield shaped cotyledon of grass family is called scutellum. Coleorhiza is a sheath protecting the root of germinating grass. Coleoptile is a sheath covering emerging shoot. Plumule is rudimentary shoot of an embryo plant.