Name ___________________________________
Ecology Webquest
To open the link, hold Ctrl and click with mouse
Populations
http://www.geography4kids.com/files/land_population.html
What is population?
What is something that increases a population?
What is something that decreases a population?
Humans and dogs live together, are they part of the same population?
Limiting Factors http://www.geography4kids.com/files/land_population.html
List the 3 limiting factors listed on this site:
1.________________________
2.________________________
3.________________________
Ecosystems http://forest.mtu.edu/kidscorner/ecosystems/definition.html
What is an ecosystem?
What do ecosystems include?
Food Webs http://www.harcourtschool.com/activity/food/food_menu.html
Choose a food Web:
Name a consumer in your food web _______________________________
Name a producer in your food web ________________________________
#7 Energy in an Ecosystem http://www.harcourtschool.com/activity/science_up_close/314/deploy/interface.html
In an energy pyramid the bottom layer has ____________________ and other
________________________.
The middle layer has ___________________________.
The top layer has types of ____________________________.
Click the buttons below the pyramid to listen to more information.
What happens to the energy as you move up the pyramid?
#8 10% Rule and Energy Pyramids http://www.shmoop.com/ecology/ecosystem-energy-flow.html
Read the paragraph and fill in the blanks, it does word for word so don’t ask for help until you have read the
paragraph.
Nearly all of the _________ that drives ecosystems ultimately comes from ________.
__________________, which is an ___________ factor, by the way, enters the ecosystem
through the process of _________________.
Why are plants called producers, what is it they make?
What are other producers besides plants?
How much energy do primary consumers obtain when they eat? What happened to the rest?
Carbon Cycle http://www.windows2universe.org/earth/Water/co2_cycle.html
Diagram (draw and label) the carbon cycle:
Name 2 places on the earth we find carbon:
Some carbon is buried deep in the ground and forms ________________________.
When humans burn fossil fuels, ________________ is released back into the atmosphere.
Nitrogen Cycle http://www.windows2universe.org/earth/Life/nitrogen_cycle.html
Diagram (draw and label) the nitrogen cycle:
What are 2 ways nitrogen becomes useable to plants, humans and animals?
How do herbivores obtain the nitrogen they need?
What are two ways humans impact the nitrogen cycle:
Water Cycle http://www.windows2universe.org/earth/Water/water_cycle.html
Diagram the water cycle:
Biomes Around the World http://www.ucmp.berkeley.edu/exhibits/biomes/index.php
What are the 6 Biomes of the World?
Why are freshwater biomes so important?