Energy
Where is the most amount of energy in an ecosystem?
The producers
What is the difference between producers and consumers?
Producers make their own food and consumers must eat to get food
What are three examples of fossil fuels?
Coal, oil and natural gas
Which body system is responsible for obtaining nutrients from food?
Digestive system
What do herbivores eat?
Plants
What is the ten percent rule?
Ten percent of the energy moves from one trophic level to the next
What word means the same as a producer?
autotroph
Why is pollution bad for the environment?
It gets us sick and speeds up climate change
Which body system is responsible for getting rid of urine?
Excretory system
What is the relationship between autotrophs and consumers?
Consumers eat autotrophs
Where does 90 percent of the energy go from one trophic level?
It is lost as heat
What is needed for a plant to perform photosynthesis?
Light, H2O and CO2
What is an example of a renewable resource?
Green energy such as solar, wind, water, etc.
Which body system is responsible for releasing human growth hormone?
Endocrine system
How does biodiversity affect the health of an ecosystem?
More biodiversity means the ecosystem is more stable
Which level of an energy pyramid is a producer?
The bottom?
Why are decomposers important?
They break down dead organisms
Why is deforestation bad for the environment?
It makes it so that trees can no longer do photosynthesis since they do not exist.
Which body system is interrupted when a person has an asthma attack?
Respiratory System
How are biotic and abiotic factors different and give an example of each.
Biotic is living, abiotic is nonliving. Biotic: bacteria, prey, predators, etc. Abiotic: Temperature, area of land, etc.
Where in an energy pyramid does all energy come from?
The sun
How are native species different from nonnative (introduced) species?
Native species have been in an ecosystem for a long time and nonnative species are new
When humans pollute an ecosystem, how can we damage the ecosystem?
Everything they know as "normal" is completely changed. See teacher for others
Which body system is involved in fighting off diseases using the immune system?
Circulatory system
Why is it important to be immune to a certain disease?
It can no longer affect you