Spheres
The nonliving parts of an ecosystem are known as _____
What is abiotic parts?
A relationship between 2 or more organisms that benefits both
What is mutualism?
Salmon are born in ______ water in cold rivers.
What is fresh?
The most polluting fossil fuel that has the most reserve (supply)
What is coal?
All of the gasses surrounding Earth
What is atmosphere?
Arrows on a food web point to ___.
What is consumer/eater?
When salmon first hatch, they are called alevin and have a _____ attached.
What is yolk sac?
Human populations showed _______ when food supply, hygiene, and health care all improved.
What is exponential growth?
An energy source utilized by a fission chain reaction of uranium.
What is nuclear?
Plants, animals, bacteria, and fungi all make up this sphere
What is biosphere?
Herbivores are in the ___ tropic level.
What is 2nd/primary consumer?
Salmon show signs of lethargy or spinning when they don't have enough _____.
What is thiamine?
When a population has a low birth rate and a low death rate, it is _____.
What is zero population growth?
What is renewable?
What is hydrosphere?
A diagram showing many food chains.
What is a food web
Salmon are considered _________ species because they have a very important role in the ecosystem (provide food and nutrients).
What is keystone?
Higher birth rates are typically seen in ______ countries.
What is developing?
What is spinning a turbine to generate electricity?
The type of boundary where plates slide past each other, often creating earthquakes.
What is transform
DAILY DOUBLE!
Using the following 6 terms draw a food web. Deer Cow Human Fish Insects Plants
Melting ice increases the amount of sunlight absorbed by the ocean, which accelerates further melting. This is an example of _____.
What is positive feedback?
____ is the variety of life and is important to allow ecosystems to function in balance and efficiency.
What is biodiversity?
These are released from a coal power plant (name 3)
What is SO2, NOx, particulates, heavy metals?