plant structure and growth · 16/10/2018 · plant structure and growth. learning objectives 1....
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PLANT STRUCTURE AND GROWTH
LEARNING OBJECTIVES 1. Analyze how the structures of a plant and its adaptations
contribute to its survival 2. Explain the basic concepts of plant growth 3. Identify some applications of plant growth
Campbell, Ch 35.1-35.2
LEARNING OBJECTIVES 1. Analyze how the structures of a plant and its adaptations
contribute to its survival 2. Explain the basic concepts of plant growth 3. Identify some applications of plant growth
Campbell, Ch 35.1-35.2
PLANT STRUCTURE
1 Plant Science Plant Structures Instructional Materials Service Texas A&M University - 8384 -. Publish Brisa Culverwell
ROOTS
1. What are the 2 main functions of the root?
2. How do these functions help the plant survive?
3. How are roots structured to optimize their function?
5
STEM
1 Plant Science Plant Structures Instructional Materials Service Texas A&M University - 8384 -. Publish Brisa Culverwell
1. What are the 2 main functions of the stem?
2. How do these functions help the plant survive?
3. How are stems structured to optimize their function?
LEAVES
https://www.carlsonstockart.com/
1. What are the 2 main functions of the leaf?
2. How do these functions help the plant survive?
3. How are leaves structured to optimize their function?
LEAF ANATOMY
https://www.thoughtco.com/plant-leaves-and-leaf-anatomy-373618
1. How does the palisade mesophyll contribute to the plant’s survival?
2. H o w i s t h e p a l i s a d e mesophyll structured to optimize its function?
3. How does the spongy mesophyll contribute to the plant’s survival?
4. H o w i s t h e s p o n g y mesophyll structured to optimize its function?
5. What other leaf structures regulate gas exchange? How?
ROOT ADAPTATIONS
commons.wikimedia.org
prop roots
buttress roots
aerial roots
gardenguides.com
clasping roots
storage roots veganobchod.cz
respiratory roots www.flickr.com
kimstaceyks.blogspot.com
kimstaceyks.blogspot.com
1. What has been modified in each type of root? 2. How does this modification help the plant adapt better?
STEM ADAPTATIONS
stolon cladode tendril thorn
rhizome bulb corm tuber 1. What has been modified in each type of stem? 2. How does this modification help the plant adapt better?
LEAF ADAPTATIONS
spines tendril bract insect trapping
1. What has been modified in each type of leaf? 2. How does this modification help the plant adapt better?
LEARNING OBJECTIVES 1. Analyze how the structures of a plant and its adaptations
contribute to its survival 2. Explain the basic concepts of plant growth 3. Identify some applications of plant growth
Campbell, Ch 35.1-35.2
PLANT GROWTH
Irreversible permanent increase in size Characteristics:
• indeterminate
• measurable
PLANT GROWTH
primary
all plants
growth in length
apical meristem
secondary
woody plants
growth in width
lateral meristem
PRIMARY GROWTH
www.boundless.com
increase in cell number
increase in cell length
cell differentiation
SECONDARY GROWTH
https://www.boundless.com
LEARNING OBJECTIVES 1. Analyze how the structures of a plant and its adaptations
contribute to its survival 2. Explain the basic concepts of plant growth 3. Identify some applications of plant growth
Campbell, Ch 35.1-35.2
PLANT PROPAGATION
https://study.com/academy/lesson/vegetative-propagation-in-plants-definition-methods-examples.html
HISTORICAL EVIDENCE
http://savethewater.org/