Food Chain/Food Web
What is a food chain?
A food chain is a linear sequence of organisms where nutrients and energy is transfered
Name three types of ecological pyramids
Energy, Biomass, Number
The conversion of liquid to gas
Evaporation
Plants make their own food by the process
Photosynthesis
Which gas is present in abundance in the atmosphere?
Nitrogen 78%
Name a primary consumer
Grasshopper
Name the first trophic level
Producers
The conversion of gas to liquid
condensation
Burning of fossil fuels
Combustion
Which element is an important component of DNA and nucleic acids?
Nitrogen
What is 10% rule?
Only 10% energy is transferred from one trophic level to another
What type of consumer is a snake?
Tertiary Consumer
Water falling back to earth in the form of rain, sleet, snow, hail or freezing rain
Precipitation
What decomposes dead organisms?
Bacteria
Which process in done by nitrifying bacteria?
Nitrification
What is a food web?
A network of complex feeding interactions made up of multiple food chains.
Which pyramid is inverted in aquatic ecosystems?
Biomass
Area that collects ground water
Aquifers
Respiration in the presence of Oxygen
Aerobic Respiration
The process in which decomposers turn nitrogen compounds into ammonium
Ammonification
How does human impact on food webs?
Pollution, Overfishing, Habitat Destruction
Which pyramid shows the count of population?
Number Pyramid
Movement of water from the roots to the top
Transpiration
Under specific conditions dead organisms and plants become
Fossil fuels
The process of turning nitrates into nitrogen gas
Denitrification