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Topics: Biodiversity, Life, Evolution Pages: 4 (450 words) Published: October 15, 2014
Lab 3 – Biodiversity
Demonstration 1: Interdependence of Species
Table 1: Interdependence of Species Results
Round
Species Missing (Bead Color and Name)
1

2

3

4

POST LAB QUESTIONS

1. Explain how the ecosystem was affected by the missing species for each round of the demonstration.

a. Round 1 =
b. Round 2 =
c. Round 3 =
d. Round 4 =

2. Provide one action we as humans engage in that leads to the extinction of each of these components.

Action affecting Lichens = Natural life such as trees are important for lichens to grow and with humans causing pollution which is affecting natural life such as trees ends up affecting everything in a vicious cycle. Action affecting Trees = Humans use of oil for fuel and coal which release carbon dioxide in the atmosphere causing pollution and therefore affecting natural life such as trees. Action affecting Flowers = Similar answer to that off actions affecting trees because it is the pollution that we are causing are killing the natural life. Action affecting Bees = With humans using pesticides, new biological agents, we cause a lot of bees to be affected by such actions. Action affecting Trees = = Humans use of oil for fuel and coal which release carbon dioxide in the atmosphere causing pollution and therefore affecting natural life such as trees. Action affecting Flowers = Similar answer to that off actions affecting trees because it is the pollution that we are causing are killing the natural life Action affecting Bees = = With humans using pesticides, new biological agents, we cause a lot of bees to be affected by such actions

3. Provide three specific actions that humans can take to minimize our impact on the ecosystem and ensure the survival of lichens, trees, flowers, and bees.

Action 1 =
Action 2 =
Action 3 =

Experiment 1: Diversity of Plants
Table 2: Number of Each Plant Species Present in Pot 1 and Pot 2 Species Observed
Number in Pot 1(sunlight)
Number in Pot...

References: Any sources utilized should be listed here.
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