Levels of Organization
What is one individual living thing called?
Organism
Is sunlight biotic or abiotic?
Abiotic
In a food chain, arrows point toward the organism that _____.
Receives energy by eating the previous organism
What do we call an animal that hunts and eats another?
Predator
What is Riddles favorite color
Blue, red, white
What is a group of the same species in one area?
Population
Is a dead log biotic or abiotic?
Biotic (once living)
What is the primary consumer in grass → grasshopper → frog → hawk?
Grasshopper
What relationship benefits both species?
Mutualism
Who is Mr. Riddles favorite class
None....jk seniors
What includes all the different populations in an area?
Community
What role do grasses and algae play in a food web?
Producers
What is a trophic level?
A feeding position in a food chain
What relationship benefits one species and harms the other?
Parasitism
Who is Mr. Riddles work wife
Tyber orrrrrrrrr Mr. Bell
What includes living organisms and nonliving surroundings?
Ecosystem
What organisms break down dead matter, returning nutrients to the environment?
Decomposers (such as fungi and bacteria)
How is a food web different from a food chain?
A web connects multiple feeding pathways; a chain shows one
What is the difference between habitat and niche?
Habitat = where it lives; niche = its role/how it lives
What is Mr. Riddles eye color
Blue
Put these in order, smallest to largest: ecosystem, organism, community, population.
Organism → Population → Community → Ecosystem
Name three abiotic factors that can affect a prairie ecosystem.
Examples: water, sunlight, temperature, soil minerals, wind
Why is less usable energy available at higher trophic levels?
Organisms use energy for life processes and release much as heat
Two hawks hunting the same limited mice are showing what interaction?
Competition
How many ties do I own
31