WorksheetsEcology
Total questions: 25
Worksheet time: 13mins
An organism that the foundation of all food chains
Consumer
Producer
Decomposer
Omnivor
The rate at which biomass accumulates.
Net Primary Productiviey
Gross Primary Productivity
Place where an organism lives.
Niche
Resource
Habitat
Trophic Level
Which of these is NOT an abiotic factor?
Water
Air
Temperture
Bones
A hawk that ate a snake that ate a mouse that ate grass seed is a ...
Primary Consumer
Secondary Consumer
Tertiary Consumer
Quaternary Consumer
Water moving through plants and back into the atmosphere.
Transpiration
Precipitation
Condensation
Perspiration
The process that takes carbon out of the atmosphere.
Combustion
Decomposition
Photosynthesis
Respiration
Where is most fresh water on Earth located?
Rivers, Lakes and Streams.
Ice Caps and Glaciers
Ground Water
Oceans
What is the source for phosphorus for plants?
Eroding Rock
Fossil Fuels
The Atmosphere
Meteorites
All biogeochemical cycles on Earth would break down without these organisms.
Carnivores
Omnivores
Decomposers
Herbivores
What is the order of ecological organization from most inclusive to most specific?
organism-community-population-biosphere-ecosystem
biosphere-community-population-ecosystem-organism
organism-population-community-ecosystem-biosphere
biosphere-ecosystem-community-population-organism
The position an organism occupies in a food chain is its ...
Niche
Trophic Level
Habitat
Ecosystem
An organism that maintains constant internal conditions is a ...
Regulator
Conformer
Consumer
Heterotroph
What process allows an organism to modify its tolerance levels of abiotic factors?
Adaptation
Homeostasis
Acclimation
Hibernation
Which of these is a strategy to avoid unfavorable environmental conditions?
Acclimation
Hibernation
Pollenation
Adaptation
What is the process in the nitrogen cycle that returns nitrogen back into the atmosphere?
Ammonification
Nitrification
Nitrogen-fixing
Denitrification
What biological molecules require nitrogen in their structure?
ATP
DNA
RNA
All of these
An animal that cannot maintain constant internal body conditions.
Regulator
Exothermic
Conformer
Consumer
The number of trophic levels in an ecosystem are limited by ...
the number of producers.
the number of consumers.
the number of decomposers.
the number of species.
Which of these does NOT put carbon back into the atmosphere?
Combustion
Decomposition
Photosynthesis
Respiration
A bear that ate berries is a
tertiary consumer.
secondary consumer.
primary consumer.
primary producer.
A raccoon is a ...
Specialist
Herbivore
Carnivore
Generalist
A bird nests in a tree. This relationship is an example of ________ in ecosystems.
competition
cooperation
interdependence
parasitism
The study of ecology is the study of ___________ in ecosystems
relationships
biotic and abiotic factors
communities
pollution
All the members of one species in an ecosystem is a _______.
community
population
colony
herd
