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Angiosperms EQ: How do I name the types of angiosperms and list the characteristics they share? Angiosperm • A plant that produces seeds that are enclosed in fruit • Greek word that means seed in a EQ: How do I name the types of angiosperms vessel and list the characteristics they share? Two characteristics of an angiosperm: •Flower •Fruit Flower Vocabulary • Petals – colorful structure when flower opens • Sepals – leaf like structures that enclose a bud EQ: How do I name the types of angiosperms and list the characteristics they share? Flower Vocabulary • Stamens – male reproductive parts – Filament – thin stalk – Anther – produces pollen – knob at top of filament EQ: How do I name the types of angiosperms and list the characteristics they share? Flower Vocabulary • Pistils – found in center of flower – Stigma – sticky tip of pistil – Style – slender tube that connects the stigma to the ovary (hollow base of the flower where ovules are EQ: How do I name the types of angiosperms and list the characteristics they share? Angiosperm Flower EQ: How do I name the types of angiosperms and list the characteristics they share? Reproduction of an Angiosperm 1. Pollen falls on stigma 2. Sperm and egg cell join together in flower’s ovule 3. Zygote develops into the embryo part of the seed EQ: How do I name the types of angiosperms and list the characteristics they share? EQ: How do I name the types of angiosperms and list the characteristics they share? Seed Dispersal • As seed develops, the ovary changes into a fruit – a ripened ovary and other structures that enclose one or more seeds Types of Angiosperms • Divided into 2 major groups – Monocots – Dicots EQ: How do I name the types of angiosperms and list the characteristics they share? Monocot • Have one seed leaf • Flowers usually have either three petals or a multiple of three petals • Long slender leaves with veins that run parallel to each other • Bundles of vascular tissue is scattered throughout stem EQ: How do I name the types of angiosperms and list the characteristics they share? Dicots • Produce seeds with two leaves • Flowers have 4 or 5 leaves or multiples of these • Leaves are wide with veins that branch off from one another • Bundles of vascular tissue bundled together EQ: How do I name the types of angiosperms and list the characteristics they share? Class Work and Homework • Fill In – What did I learn – Confused – Say EQ: How do I name the types of angiosperms and list the characteristics they share? • Read pages A 156 – A 161 • Page A161, Questions 1-4