Cycling of matter
What is the process by which carbon is exchanged between the atmosphere, oceans, and land?
Carbon Cycle
In what cell organelle does cellular respiration occur?
Mitochondrion
What gas do plants take in during photosynthesis?
Carbon Dioxide (CO2)
What is the primary role of decomposers in an ecosystem?
Breaking down dead organisms and waste products
What is the term for the series of organisms through which energy is transferred in the form of food?
Food Chain
Which process removes Carbon Dioxide (CO2) from the atmosphere and incorporates into plants?
Photosynthesis
What is the main product of Cellular Respiration that is used by cells as Energy?
Adenosine Triphosphate (ATP)
What pigment allows plants to absorb sunlight for photosynthesis?
Chlorophyll
Name one type of organism that is a decomposer.
Bacteria, Fungi, worms, and some insects.
What is the term for the interconnected food chains within an ecosystem?
Food Web
What human activity is a major contributor to the increase of carbon dioxide in the atmosphere?
Burning fossil fuels
In how many stages does cellular respiration happen?
Two: Glycolysis and Kreb's cycle
What are the two main products of photosynthesis?
Glucose and oxygen
What is the process by which decomposers break down organic matter into simpler substances?
Decomposition
In a food chain, what is the term for organisms that eat only plants?
Hervibores
Which process in the carbon cycle releases carbon dioxide into the atmosphere when organisms respire?
Cellular Respiration
What is the name of the process by which glucose is broken down anaerobically, producing a small amount of ATP and lactic acid or ethanol?
Fermentation
What two reactants are needed for the process of photosynthesis?
Carbon Dioxide (CO2) and Water (H2O)
What type of environment do most decomposers thrive in: hot and dry, or moist and humid?
Moist and Humid
What is the term for the position of an organism in a food chain, food web, or pyramid of numbers?
Trophic Level
What type of process is responsible for converting dead organic matter into simpler compounds that can be used by plants?
Decomposition
What is the primary energy molecule produced during cellular respiration?
Adenosine Triphosphate (ATP)
In addition to sunlight, what two main factors can affect the rate of photosynthesis?
Temperature and carbon dioxide concentration
What are the two primary types of decomposers in an ecosystem?
Bacteria and Fungi
What is the ecological rule that states only a small percent of the energy available at one trophic level is passed on to the next trophic level in a food chain or food web?
The 10% Rule