Food Webs
I provide the energy for the producers in a food web.
What is the Sun?
This occurs when two or more organisms need the same resource that is limited.
What is competition?
All of the non-living components of an ecosystem.
What are abiotic factors?
Our energy comes from the sun. We get our energy from other animals and plants we eat. Each animal we eat gets energy from plants. Plants use the energy from the sun to grow and develop. All organisms need energy to grow and develop
What is the claim in the explanation above?
We get our energy from the sun.
I eat the producers in a food web.
What is a primary consumer?
I am an organism that lives on or in another organism and causes harm to it.
What is a parasite?
All of the livings components of an ecosystem.
What are biotic factors?
An invading fungus develops in the forest and kills many of the green plants. What organisms would be directly or indirectly affected by the invader?
What is everything in the ecosystem
A very hot summer in the forest caused the spider population to decrease greatly. What is likely to happen to the population of grasshoppers?
Green plants -> Grasshoppers -> Spiders
What is the grasshopper population will increase.
I am the top predator in an ecosystem.
What is an apex predator?
Decaying leaves are an example of this type of factor in an ecosystem.
What is a biotic factor?
The flow of energy in an ecosystem is best described as energy moving in?
What is one direction from the producers and then to the consumers
Based on the food chain below identify which to organisms have an indirect impact on each other
Plankton → Crayfish → Trout
What is the Plankton and the Trout
In a food web, the name for any organism that cannot make its own food from sunlight.
What is a consumer?
Sunlight is an example of this type of factors in an ecosystem.
What is an abiotic factor?
Mary used iodine to test a substance for starch. The color of the iodine placed on the substance was orange. What was the result of Mary’s test?
What is the substance tested negative for starch.
This is the process that producers use to convert sunlight into food energy.
What is photosynthesis?
The type of ecological relationship in which one organism benefits and the other is harmed.
What is parasitism?
The name for all of the living and all of the non-living factors in an area.
What is an ecosystem?
Hydroponics is?
What is The growing of food without the use of soil