Download Biology Notes: Seeded Vascular Plants Gymnosperms

Name: _________________________________________________ Date: _______________ Period: ________ Biology Notes: Seeded Vascular Plants Gymnosperms (Conifer Life Cycle) Directions: Fill in the blanks as we cover the topic in the PowerPoint. Corresponds to textbook pages 620 ‐ 622, 666 ‐ 667, & R34 Group 3: Seed producing, Vascular Plants • Gymnosperms – ________________ –
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_________________ Angiosperms Seeds and their advantages • 1) Seed plants ______________ depend on ______________ to ______________ •
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Pollen (develops into _______________) carried by _____________/_____________ •
Seed _____________ around _____________ •
2) Embryo has… •
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Nourishment: _____________ inside _____________ embryo –
Protection: _____________ shell 3) Allow dispersal Carried by _____________, _____________, _____________ Group 3: Seed producing, Vascular Plants • Type 1: Gymnosperms –
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_____________ have _____________‐like leaves (_____________ water _____________) •
Common to _____________ industry •
Seeds enclosed in _____________ •
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Male cones: produce _____________ (_____________ cone) –
Female cones: produce _____________ (_____________ cone) _____________ hardens around _____________ (protected inside _____________) Ex: Evergreen, _____________, _____________, Cedar Conifer Life Cycle • Sporophyte phase (dominant) – Cones _____________ on _____________ •
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Male cones •
Spores _____________ by _____________ & released •
Spores _____________ into _____________ (male _____________) •
Female cones –
_____________ created by _____________ –
Spores develop into _____________ _____________ •
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Male _____________ lands on _____________ _____________ –
Pollen _____________ grows _____________ egg –
Sperm travel _____________ pollen _____________ •
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_____________ forms _____________ _____________ egg –
Ovule _____________ into _____________ –
Seed _____________ & _____________ into new _____________ Steps: 1) Male and female seed _____________ grow on adult _____________ 2) _____________ grains _____________ from the _____________ seed _____________ ‐‐ _____________ is the male _____________ 3) Pollen grain _____________ to the _____________ ovule 4) Pollen _____________ grows from the _____________ spore 5) _____________ sperm _____________ towards the _____________ ‐‐ Only _____________ sperm _____________ the _____________ 6) Diploid _____________ develops inside _____________ cone (_____________ stage _____________) 7) After seeds _____________, the cone _____________ and the _____________ are _____________ 8) Seed will _____________ 9) Seedling _____________ into (_____________)… the cycle repeats Review 1) Name three advantages of seeds: _______________________________________________________________________________________ 2) Which structure will protect gymnosperm seeds? ______________________________________________ 3) What do male cones produce? ______________________________________________________________ 4) What do female cones produce? ____________________________________________________________ 5) What is created when the sperm and egg fuse: sporophyte or gametophyte? ________________________ 6) What is the male gametophyte? ____________________________ Female? ________________________ 7) What is it called when pollen reaches the female ovule? _________________________________________ What is created? _________________________________________________________________________