4. Goals
Observe a plant’s growth process from a seedling
Determine the crucial roles played by the factors:
A Water
B Light
C Temperature
Brenda Felix
5. Goals
Observe a plant’s growth process from a seedling
Determine the crucial roles played by the factors:
A Water
B Light
C Temperature
Experiment with different environments to analyze
effects
Brenda Felix
11. Fertilization and Growth Process
Ideally, pollination takes place Diagram
in flowering plants
Brenda Felix
12. Fertilization and Growth Process
Ideally, pollination takes place Diagram
in flowering plants
In the experiment
however, it did not take place
Brenda Felix
13. Fertilization and Growth Process
Ideally, pollination takes place Diagram
in flowering plants
In the experiment
however, it did not take place
The growth and development was instead
observed from a germinating seed.
Brenda Felix
15. Seed Development
Diagram
Conceptually, after a seed is planted it
would follow through its natural course
Brenda Felix
16. Seed Development
Diagram
Conceptually, after a seed is planted it
would follow through its natural course
However, the optimal development of
the seed was not achieved in the
experiment for various variables that
must be taken into account.
Brenda Felix
21. Trial 1
Unsuccessful
Seedlings failed to develop
OBSERVATIONS
A Germinating seeds were planted,
but no development occurred
B Exposure to sunlight was from
7 a.m. to 5:30 p.m.
Brenda Felix
22. Trial 1
Unsuccessful
Seedlings failed to develop
OBSERVATIONS
A Germinating seeds were planted,
but no development occurred
B Exposure to sunlight was from
7 a.m. to 5:30 p.m.
C Routinely watering at 7 a.m. and
when soil was deemed dry
Brenda Felix
23. Trial 1
Unsuccessful
Seedlings failed to develop
OBSERVATIONS
A Germinating seeds were planted,
but no development occurred
B Exposure to sunlight was from
7 a.m. to 5:30 p.m.
C Routinely watering at 7 a.m. and
when soil was deemed dry
D Routinely watering at 7 a.m. and when soil was deemed dry
Brenda Felix
24. Trial 1
Unsuccessful
Seedlings failed to develop
OBSERVATIONS
A Germinating seeds were planted,
but no development occurred
B Exposure to sunlight was from
7 a.m. to 5:30 p.m.
C Routinely watering at 7 a.m. and
when soil was deemed dry
D Routinely watering at 7 a.m. and when soil was deemed dry
E No flooding took place
Brenda Felix
27. Trial 2
Unique to trial
New seeds
New procedures
OBSERVATIONS
Instead of planting immediately after germination, seeds were allowed to continue their growth
in petri dishes
Brenda Felix
28. Trial 2
Unique to trial
New seeds
New procedures
OBSERVATIONS
Instead of planting immediately after germination, seeds were allowed to continue their growth
in petri dishes
SUCCESFUL TRIAL
A Germinated and develop with more rapidity than trial 1
Brenda Felix
29. Trial 2
Unique to trial
New seeds
New procedures
OBSERVATIONS
Instead of planting immediately after germination, seeds were allowed to continue their growth
in petri dishes
SUCCESFUL TRIAL
A Germinated and develop with more rapidity than trial 1
B However, reached phase 2 only, due to experimentation deadline
Brenda Felix
30. 30.0
Trial 2 Data
22.5
No Light (Hours)
Sunlight Exposure (Hours)
15.0
7.5
Day 1
Day 2
Day 3
Trial 2 Day 4 0
Day 5
Day 6
Exposure to sunlight and darkness correlated with growth Day 7
Brenda Felix
40. Analysis: Water
Transpiration Diagram
Process
Water enters roots
Brenda Felix
41. Analysis: Water
Transpiration Diagram
Process
Water enters roots
N2 aids in transportation
Brenda Felix
42. Analysis: Water
Transpiration Diagram
Process
Water enters roots
N2 aids in transportation
Translocation
Brenda Felix
43. Analysis: Water
Transpiration Diagram
Process
Water enters roots
N2 aids in transportation
Translocation
Osmosis
Brenda Felix
44. Analysis: Water
Transpiration Diagram
Process
Water enters roots
N2 aids in transportation
Translocation
Osmosis
Photosynthesis in the leaves
Brenda Felix
46. Translocation
Diagram
Transportation of food with in the phloem from the
leaves to roots
Brenda Felix
47. Translocation
Diagram
Transportation of food with in the phloem from the
leaves to roots
A sieve tubes
Brenda Felix
48. Translocation
Diagram
Transportation of food with in the phloem from the
leaves to roots
A sieve tubes
B disaccharide sucrose
Brenda Felix
49. Translocation
Diagram
Transportation of food with in the phloem from the
leaves to roots
A sieve tubes
B disaccharide sucrose
C hormones, amino acids, minerals
Brenda Felix
50. Osmosis
Diagram
Definition
The passage of water from a region of high water concentration through a semi-permeable
membrane to a region of low water concentration
Brenda Felix
54. Guard Cells
Vital role in Osmosis
Control openings (stomatas)
Swells and opens when turgid, Diagram
or lots of H2O is present
Brenda Felix
55. Guard Cells
Vital role in Osmosis
Control openings (stomatas)
Swells and opens when turgid, Diagram
or lots of H2O is present
Usually open during the day
and closed at night
Brenda Felix
58. Pressure Flow Mechanism
Diagram
Sugar source
location of high amounts of sugar
Sugar sink location is low amounts of
sugar
Brenda Felix
59. Pressure Flow Mechanism
Diagram
Sugar source
location of high amounts of sugar
Sugar sink location is low amounts of
sugar
Season effects
Change from spring to summer directs
the flow to roots
Brenda Felix
61. Analysis: Light
Diagram
Photosynthesis
Process of converting light energy to chemical
energy and storing it in the bonds of sugar
Brenda Felix
62. Analysis: Light
Diagram
Photosynthesis
Process of converting light energy to chemical
energy and storing it in the bonds of sugar
Takes place in Chloroplasts
Brenda Felix
63. Analysis: Light
Diagram
Photosynthesis
Process of converting light energy to chemical
energy and storing it in the bonds of sugar
Takes place in Chloroplasts
Reaction in leaves
A Mesophyll
Brenda Felix
64. Analysis: Light
Diagram
Photosynthesis
Process of converting light energy to chemical
energy and storing it in the bonds of sugar
Takes place in Chloroplasts
Reaction in leaves
A Mesophyll
B Vascular Bundles
Brenda Felix
65. Analysis: Light
Diagram
Photosynthesis
Process of converting light energy to chemical
energy and storing it in the bonds of sugar
Takes place in Chloroplasts
Reaction in leaves
A Mesophyll
B Vascular Bundles
C Stomata’s
Brenda Felix
66. Analysis: Light
Diagram
Photosynthesis
Process of converting light energy to chemical
energy and storing it in the bonds of sugar
Takes place in Chloroplasts
Reaction in leaves
A Mesophyll
B Vascular Bundles
C Stomata’s
Light Reaction before Calvin Cycle
Brenda Felix
68. Analysis: Temperature
Diagram
Temperature’s role is important for the
reason that it affects enzymes
Brenda Felix
69. Analysis: Temperature
Diagram
Temperature’s role is important for the
reason that it affects enzymes
Dictates the type of plant that may
survive in a biome
Brenda Felix
70. Analysis: Temperature
Diagram
Temperature’s role is important for the
reason that it affects enzymes
Dictates the type of plant that may
survive in a biome
In the experiment, temperature was
fairly 80-90 degrees
Brenda Felix
71. Conclusion
Optimal requirements for plant growth were
met in Trial 2, and with the continuum of time,
the seed is expected to develop into a plant.
Brenda Felix
