Positive Phototropism Negative Geotropism Negative Phototropism Positive Geotropism Lets review the homework from last lesson Using Plant Hormones In groups of ...
Plant growth and development The need to explain tropisms: re-direction of growth in response to light, PHOTOTROPISM gravity, GEOTROPISM touch, THIGMOTROPISM The ...
Spiral Roots What is Spiral Root? Negative Geotropism Over Packing Saturation of media Heavy tray 200 cell tray = 8.3 lbs Tray sinks lower into water Spiral Root ...
Multi-cellular organisms specialization increases until ... Geotropism plant's roots grow toward the center of the Earth due to gravity. 6. Reproduction ...
Natural (made by plants) also called hormones. Synthetic (man-made) Also called PGRs (plant growth ... Gravitropism (geotropism) plant response to gravity ...
Phototropism on the stems and leaves of a plant: Phototropism (growth in the direction of a light source) places the plant s stems and leaves in a more optimum ...
A plant s growth response towards or away from a stimulus Growing towards a stimulus is a positive response Growing away from a stimulus is a negative response ...
Chapter 25 Plant Responses and Adaptations. Set Up Foldable Fold Long and Skinny (hotdog) Fold short and fat 2 times (hamburger) Open so looks like below, crease is ...
UNIT 3 The interaction function THIS IS HOW PLANTS REACT Natural Science 2. Secondary Education There are 3 types: UNIT 3 This is how plants react PLANT REACTIONS ...
Title: Table 39.1 An Overview of Plant Hormones Author: tfreeman Last modified by: ESPERANZA Created Date: 2/23/2006 6:16:16 AM Document presentation format
Plant Hormones Plant growth regulators What does a plant need to respond to in its environment? Light Water Gravity How are plant growth factors different from animal ...
Mass Movement Gravity causes mass movement which is any one of several processes that move sediment downhill. Creep the very slow downhill movement of rock and soil.
7th Grade Unit 1: Organism Response to the Environment Lesson 2: Seedling Science Vocabulary of Instruction: Gravity The force that pulls objects toward each other.
... natural auxin in plants Promotes elongation & secondary growth Apical meristem is the major site of auxin production Inhibits lateral growth Induces female ...
Coordination in plants Response of plants to the stimulus is much slower and usually respond to stimulus movement of growth. This sort of response is called a TROPISM.
Plants Angiosperms vs Gymnosperms Leaf Structure/Adaptations Add transpiration The evaporation of water from plants. How does this help the plant maintain homeostasis?
Other Effects of Auxin Auxin stimulates the growth of cambium when a tree stem is under stress ... It is auxin which allows plants to move or bend in response to light.
What do reflexes reveal about the nervous system? Elicited behaviors vs. emitted behaviors Reflexes and tropisms Skeletal (somatic) reflexes (mono-synaptic neural ...
... drop Plant Hormones Ethylene = for fruit ripening & drop or leaf & flower drop Place fruits in a brown bag to trap ethylene gas ... life cycle in one growing ...
Title: Communication Author: Katie Hanson Last modified by: helenh Created Date: 8/30/2009 6:53:30 PM Document presentation format: On-screen Show (4:3)
Plant Science and Biotechnology Biotech and Ag Research 2 Factors Affecting Food Production Photoperiod Photointensity Carbon Dioxide Levels How Plants Respond ...
Title: SEEDS Author: Inst Last modified by: Tommy Created Date: 2/12/2002 11:29:26 PM Document presentation format: On-screen Show (4:3) Company: Nebo School District
Title: PowerPoint Presentation Author: W Richards Last modified by: W Richards Created Date: 4/22/2002 4:12:52 PM Document presentation format: On-screen Show
... different types of energy conversions that occur during the processes of photosynthesis and cellular respiration in the order ... own food using the ...
Chapter 26: Response in the flowering plant Leaving Certificate Biology Higher Level Growth Regulation Growth of plants is controlled by growth regulators Growth ...
Title: Control Systems in Plants Author: Authorized User Last modified by: stephanie.bolton Created Date: 3/24/2007 12:07:52 AM Document presentation format
Developing Quality Open Response and Multiple Choice Items for the Classroom Kentucky Department of Education Presenters Sean Elkins and Mark Kopp Curriculum ...
Ceneraria leaves rolled in from the sides in response to exposure to ethylene. Less ... Leaf Abscission. Petiole. Separation. Layer. Protective. Layer (suberized) ...
Plant growth regulators * Auxins APICAL DOMINANCE PHOTOTROPISM Growth promoters i.e. promote cell enlargement and growth, are involved in phototropism and apical ...