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Biology Gr. 7
Citation preview
5/7/15
1
Biology (Gr. 7)
Ralph S. Hipolito Philippine Science High School—Central Luzon Campus
BIOLOGY (Gr. 7) I. Parts and Func.ons a. Microscopy b. Levels of Biological Organiza@on c. Animal and Plant Cells d. Fungi, Pro@sts, and Bacteria II. Heredity: Inheritance and Varia.on a. Asexual Reproduc@on b. Sexual Reproduc@on
III. Ecosystems
a. Components of an Ecosystem b. Ecological Rela@onships -‐Symbio@c -‐Non-‐symbio@c c. Transfer of Energy through trophic levels
Ecosystem
Rules of Engagement
Par.cipate with interest, and inquire with respect
Winogradsky Column
Sergei Winogradsky
5/7/15
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BIOLOGY (Gr. 7) I. Parts and Func.ons a. Microscopy b. Levels of Biological Organiza@on c. Animal and Plant Cells d. Fungi, Pro@sts, and Bacteria II. Heredity: Inheritance and Varia.on a. Asexual Reproduc@on b. Sexual Reproduc@on
III. Ecosystems
a. Components of an Ecosystem b. Ecological Rela@onships -‐Symbio@c -‐Non-‐symbio@c c. Transfer of Energy through trophic levels
The Winogradsky Column: Ecosystem in a Bottle At the end of the experiment students should be able to: a. design and/or create their own layers of ecosystem in a boTle (Winogradsky column) taking into considera@on the bio@c and abio@c factors b. explain the roles of bio@c and abio@c factors in an ecosystem discuss the effects of changes in the abio@c factors on an ecosystem
Materials Needed:
a. sediment/soil sample b. egg (yolk) c. shredded paper d. water e. clear plastic/glass container a. water
b. Sediment sample c. Shredded paper
d. egg
What to do: select at least 2 ingredients
Set-‐up 1
Set-‐up 2
Set-‐up 3
Set-‐up 4
Control
EY NP
NP + EY
5/7/15
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Evolu.on
Ecosystem
Ecological niche
Diversity
microbiology
Elemental cycling photosynthesis
autotroph heterotroph
References
Deacon, J. The Microbial World: Winogradsky Column, perpetual life in a tube. Available from: http://archive.bio.ed.ac.uk
Winogradsky Column—Student Activity. Available from: hhmi.org.