'Waxy cuticle' diaporamas de présentation

Warm-Up

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INTRODUCTION TO PLANTS

INTRODUCTION TO PLANTS. Plants evolved in terrestrial environments from a green algae ancestor which itself was presumably adapted to very shallow waters, ones prone to drying. Things in common:. A. Both have chlorophylls A & B and carotenoids

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Some Questions

Some Questions. What name is given to plants that are vascular and have seeds and flowers? What type of plant does not have seeds by a vascular system?. Plants, Seeds and Flowers. Homework: Monocot/ Dicot Coloring Read pages 534 - 538. Flowers. Reproductive Organs of Angiosperms

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Plant Defence Systems

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Plants Part 1: Leaves

Plants Part 1: Leaves. Text ref 12.1-12.2. Background. Basic Needs : Energy/nutrients/water Gas exchange Repro capability Protection (herbivores/disease) ...and they are sessile! (immobile..). Background... cont. Nutrition... carbon dioxide + water ? glucose + oxygen

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3.2 The Plants

3.2 The Plants. Pages 86-87. Importance. Supply food through photosynthesis Provide shelter and nesting sites Products include paper, medicines, wood, clothing. Challenges. Habitat destruction Pollution Invasive species Climate change. 4 types. Bryophytes-non vascular plants

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Kingdom Plantae

Kingdom Plantae. Kingdom Plantae. Evidence suggests that plants evolved from the Kingdom Eubacteria, specifically the algae. Scientists believe this because: Each has the same type of chlorophyll. Each have cellulose in their cell walls. Each produce starch as a food source. Plant Divisions.

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Climate

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Leaf Structure

Leaf Structure. B4a. The Leaf. What might happen to leaf structure if climate change continues?. Objectives. Key Objective Describe the role of specialised cells in aiding photosynthesis Describe how the main features of the plant are linked to photosynthesis (E-G)

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Photosynthesis

Photosynthesis. 6CO 2 + 6H 2 O C 6 H 12 O 6 + 6O 2. Light. Chlorophyll. H 2 OExits. O 2. Exits. 2 Guard Cells surrounding a pore. CO 2 Enters. Open Stomate. Transpiration _____________ _____________ _____________. Closed Stomate.

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