Producer and Consumers
Where does all energy start?
The sun
What is the flow of energy that shows who eats who called?
Food chain
What is the triangle called that shows how energy decreases as you move up the food chain?
Energy or Trophic pyramid
What means a variety of plants and animals in a certain location?
biodiversity
What types of atoms are in every living thing?
Carbon
What is the process called where plants make their food using the sun, CO2, and water?
Photosynthesis
What do the arrows in a food chain show?
The direction the energy is traveling
How much energy gets transferred as you move up the energy pyramid?
10%
Why does each level get smaller as you move up the energy pyramid?
to support the level above it
Oil, coal, and natural gas are made from the ancient remains of plants and animals. What are these called?
fossil fuels
What is the name for bacteria, worms, fungi and others that break down dead things and waste into nutrients for the soil?
Decomposers
What is an environment of plants and animals that interact with each other along with non-living things called?
Ecosystem
Where does the 90% of energy go that gets lost as it travels up the food chain?
Life processes....moving, eating, breathing
When there are more producers at the bottom of the energy pyramid, then the ecosystem is what?
balanced
When living things die where does Carbon return?
Soil and sea
Producers take in Carbon Dioxide and release what gas during photosynthesis?
Oxygen
What are interacting food chains that show different eating relationships with producers, primary consumers, secondary consumers, and tertiary consumers called?
Food web
If there is 1000 units of energy at the producer level, how much energy would be available for the primary consumers (herbivores)?
100 units
When there are too many consumers, and not enough producers, the ecosystem is what?
Unbalanced
What are the 2 ways Carbon gets in the air during the Carbon cycle?
burning fossil fuels, and respiration
What are living things that must eat food to survive?
Consumers
What type of consumer can eat both producers and other consumers?
Tertiary consumers (omnivores)
If there are 1000 units of energy at the producer level, how much energy would be available by the secondary consumer (carnivore) level?
10 units
What are the 3 other factors that determine an ecosystem's biodiversity besides temperature?
soil type, sunlight, and precipitation
What are the 2 ways that Nitrogen gets fixed so that it can travel up the food chain?
Lightning and bacteria