Type
Crossword
Description

to gain help, profit, or an advantage from something Benefit
to spread or scatter over an area Distribute
plants or animals that grow on and feed off others Parasites
male flower cells, which often look like fine yellow powder Pollen
an animal that hunts and eats other animals to survive Predator
a place of safety, comfort, or protection Refuge
the way in which two or more living things or groups interact or deal with each other Relationship
of or relating to a beneficial relationship between different kinds of organisms Symbiotic
able to be hurt easily Vulnerable
a close relationship between two organisms and both benefit from each other. Example, trees and humans exchange oxygen and CO2 Mutualism
relationship between two organisms where one benefits and the other is not harmed. Example, organism lives on turtle’s shell, but the turtle is not harmed. Commensalism
A species (parasite) benefits from harming another species (the host). Example, mosquitos benefit from humans, but humans feel itchy when a mosquito bites them. Parasitism

Ecosystems Crossword

Type
Crossword
Description

The nonliving parts of an ecosystem Abiotic Factor
A predator that is at the top of a food chain and that is not preyed upon by any other animal Apex Predator
A living part of an ecosystem Biotic Factor
A relationship between two species in which one species benefits and the other is neither helped or harmed Commensalism
An interaction that occurs when organisms try to get the same resources Competition
All the populations of organisms in an ecosystem Community
An organism that obtains energy by feeding on other organisms Consumer
A helpful interaction among organisms living in a limited area that aids each organism's survival Cooperation
An organsim that gets energy by breaking down dead organisms and the wastes of living things Decomposer
The process in which fixed nitrogen compounds are converted back into nitrogen gas and returned to the atmosphere Denitrification
All the living and nonliving parts of an environment as well as the ineractions among them Ecosystem
An organism that a parasite lives in or on Host
An environmental factor that prevents a population from increasing Limiting Factor
A symbiotic relationship between two organisms in which both organisms benefit Mutualism
An organism's role in its environment Niche
The process that converts nitrogen in the atmosphere into compounds in the soil that are useful to a varity of organisms Nitrogen Fixation
An organism that lives in or on another organism and benefits at the other organism's expense Parasite
A symbiotic relationship in which one organism benefits and the other is harmed Parasitism
A process by which plants use the sun's energy to make food Photosynthesis
A group of organisms of the same species living in the same place Population
A relationship in which one animal hunts, kills and eats another animal Predation
An organism that eats producers Primary Comsumer
An organism in a food web or food chain that makes its own food Producer
A close relationship between two species that benefits at least one of the species (3 types-mutualism, commensalism, parasitism) Symbiosis
A feeding level in an ecosystem Trophic Level

Ecology vocabulary crossword puzzle

Type
Crossword
Description

What are animals called that eat meat? Carnivores
Animals that eat plants are? Herbivores
If animals eat both plants and meat they are called Omnivores
If the number of organisms that an environment can support due to limited resources it is Carrying capacity
If an organism cant carry out photosynthesis then they will have to eat on other organisms they are called ? Heterotrophs
A section of biospheres that has different types of organism intereacting with each other and with their environment is called Ecosystem
If a animal feeds on a herbivore and they are carnivores their known as Secondary consumers
The living things that lives in an area and interacts with each and also depend with each others are called Biotic Factors
The non-living things that living things need in order to survive are called Abiotic factors
A diagram that shows the transfer of food energy from one organism to the next organism is called Food chain
A web that is made of more than two food chain inter connect is Food web
A herbivore that feeds on plants are called Primary consumers
Are plants and algae they produce their own food thought process of photosynthesis are Autotrophs
A plant that uses photosynthesis to store energy is called Producers
The struggle between members of the same species or different species for limited reasources is called Competition
If the number of specfic organism in an area is known as Population density
A symbiotic relationship in which both organism benefit is called as Mutualism
A close long term of relationships between two organism of different species is called Symbiosis
A type of symbiotic relationship in which one organism benefits while the other is neither helped or harmed is called Commensalism
A role of an organism in an ecosystemis called a Niche

Ecology Vocabulary Crossword

Type
Crossword
Description

A diagram showing all of the interconnected food chains in an ecosystem Food web
Large variety of organisms and species in an ecosystem Biodiversity
An organism that breaks down dead organisms Decomposer
A diagram that shows how energy decreases as it travels through the trophic levels of a food chain Energy Pyramid
A diagram showing a single pathway of energy transfer an ecosystem Food Chain
An organism that eats both plants and animals Omnivore
An organism that eats only other animals Carnivore
An organism that eats only other plants Herbivore
When two organisms fight over the same resource Competition
All of the different populations of organisms living in an area Community
All of the living space on earth Biosphere
Living and nonliving things interacting in an area Ecosystem
All of the members of the same species in an area Population
The organism that is hunted Prey
The organism that hunts others for food Predator
A trait that helps an organism survive Adaptation
The scarcest resource that limits a population's size Limiting Factor
The largest population size an ecosystem can hold Carrying Capacity
A type of relationship where one organism benefits while the other organism is harmed Parasitism
A type of symbiosis where one species benefits and the other is not helped or harmed Commensalism
A type of symbiosis where two organisms benefit from their relationship with each other Mutualism
A relationship where to species interact and one is benefitted Symbiosis
Living part of the environment; includes anything made by a living organism Biotic
Non living part of the environment Abiotic
Any organism able to make its own food (aka Producer) Autotroph
An organism that has to eat other living things to survive (aka consumer) Heterotroph
Used by organisms to do everything it needs to live Energy
Third level consumer. Often top of the food chain Tertiary Consumer
The 1st level consumer. Eats producers Primary Consumer

Symbiotic Relationships Crossword

Type
Crossword
Description

A relationship between two different species Symbiotic
Benefits both species Mutualism
A living thing that affects an environment Biotic Factors
Benefits one species, Harms the other Parasitism
Any non-living thing that affects an environment Abiotic Factors
Benefits one species, does not harm nor benefit the other Commensalism
An animal that hunts another animal Predator
The organism that is getting hunted Prey
Any living structure can also be called what Organism
An animal that eats plants only Herbivore
An animal that eats both meat and plants Omnivore
An animal that eats meat only Carnivore

Population Ecology Crossword

Type
Crossword
Description

All the members of a species living in the same place at the same time. Population
_____________________ growth means that a population size grows at a faster rate when the population is larger. exponential
Birth rate minus death rate. growth rate
The maximum number of offspring that an organism can have in their lifetime. reproductive potential
The maximum population that the ecosystem can support indefinitely. Carry capacity
________________ occurs when individuals or populations attempt to use the same resources. competition
One organism that consumers another for energy. Predation
Symbiotic relationship where one benefits and the other is harmed. Parasitism
Symbiotic relationship where both benefit. Mutualism
Symbiotic relationship where one benefits and the other is unaffected. Commensalism
The relative distribution or arrangement of a population. Dispersion
The study of human population growth. Demography
Moving into an area. Immigration
Moving out of an area. Emigration
The distribution of ages in a specific population at a certain time. Age Structure
The percentage of members of a group that are likely to survive to any given age. Survivorship
The number of babies born each year per 1,000 women in a population. Fertility rate
The average number of years a person is to live. Life expectancy
What do you call a model that describes how changes in population size can occur. demographic transition
Land that can be used to grow crops arable
Term that means more people are living in cities than in rural areas. Urbanization

Ecology Study Worksheet Crossword

Type
Crossword
Description

an organism that is able to form nutritional organic substances from simple inorganic substances autotroph
an organism deriving its nutritional requirements from complex organic substances heterotroph
A non-living part of an ecosystem. abiotic factor
the part of the earth within which life occurs biosphere
A living part of an ecosystem bioticfactor
An animal that eats only other animals carnivore
A symbiotic relationship in which one organism benefits and the other is unaffected commensalism
An organism that obtains energy by feeding on other organisms consumer
All the living and non-living things that interact in an area Ecosystem
A series of events in which one organism eats another Food chain
The pattern of overlapping food chains in an ecosystem. food web
An animal that eats only plants. Organism that obtains energy ONLY from producers Herbivore
An organism that provides a source of energy or a suitable environment for a virus or for another organism to live Host
A symbiotic relationship in which both organisms benefit Mutualism
A symbiotic relationship in which one organism benefits while the other is harmed Parasitism
An animal that eats both plants and animals Omnivore
A carnivore that hunts and kills other animals for food and has adaptations that help it capture the animals it preys upon Predator
An animal that the predator feeds upon Prey
Organisms that use sunlight to make food Producer
A close relationship between two organisms in which at least one of the organisms benefits Symbiosis

Community ecology crossword

Type
Crossword
Description

Both organisms benefit from this relationship Mutualism
Lions and hyenas both prey on zebras Interspecific competition
Tapeworms , heart worms , and lice are all examples of Parasitism
An individual of one species eats all or part of an individual of a different species Predation
Relative abundance of each species Species evenness
Community goes through predictable stages resulting in a stable end point Climax community
Close long term relationship between two organisms Symbiosis
Gradual sequential re growth of a community of species in an area Ecological succession
One organism benefits while the other is unaffected Commensalism
Number of species in a community Species richness
Tendency of a community to maintain relatively constant conditions Stability
Species that predominates early in succession Pioneer species
The After the area the more species it has the smaller the area the less species it has Species-area effect
Sequential replacement of species that follows disruption of an existing community Secondary succession
Development of community in an rea that has not previously supported life Primary succession
Events that change communities , remove or destroy organisms from communities , or alter avilibility of resources Disturbances

principles of ecology Crossword

Type
Crossword
Description

a symbiotic relationship in which both partners benefit mutualism
a symbiotic relationship that benefits one species while the other species is harmed parasitism
all the living organisms in an enviroment biotic factor
all strategies and adaptions a species uses in its enviroment habitat
any relationship in which two species live closely together symbiosis
organisms that seek out and eat other organisms predators
organisms that are eeaten prey
made up of populations or organisms that live in a common area community
anything that limits an organisms ability to live in a particular enviroment limiting factor
the process of gradual, natural change and species replacement that takes place in the communities of an ecosystem over time succession
a stable community formed after primary or secondary succession climax community
large group of ecosystems that shares the same type of climax and a diverse group of plants biomes

Levels of organization Crossword

Type
Crossword
Description

a large naturally occurring community of flora and fauna occupying a major habitat biome
an interacting group of various species in a common location community
made up of plants, animals, microorganisms, soil, rocks, minerals, water sources and the local atmosphere interacting with one another ecosystem
An individual living thing that can react to stimuli, reproduce, grow, and maintain homeostasis organism
A group of organisms of one species that interbreed and live in the same place at the same time population
the organism that is attacked prey
an organism that is hunting predator
a nonliving condition or thing, as climate or habitat, that influences or affects an ecosystem and the organisms in it abiotic
any living component that affects the population of another organism, or the environment biotic
lace where an organism or a biological population normally lives or occurs. habitat
refers to the way in which an organism fits into an ecological community or ecosystem. niche
a class of relationships between two organisms where one organism benefits from the other without affecting it. commensalism
is a non-mutual relationship between species, where one species, the parasite, benefits at the expense of the other, the host. parasitism
the way two organisms of different species exist in a relationship in which each individual benefits from the activity of the other. mutualism
refers to a close and prolonged interaction between organisms of different species symbiosis

Biome Crossword Puzzle

Type
Crossword
Description

A non-living part of an ecosystem? Abiotic
A major ecologycal community type? Biome
A living part of an ecosystem? Biotic
An animal that each only other animals? Carnivore
An organism that obtains energy by feeding on other organisms? Consumer
Organisms that benifit an ecosystem by returning nutrients to the soil and by breaking down dead organisms? Decomposer
The study of how living things interact with each other and their environment? Ecology
All living and non-living things that interact in an area? Ecosystem
The surroundings or conditions in which a person, animal, or plant lives or operates? Environment
The environment in which an orgaism lives? Habitat
An animal that eats only plants? Herbivore
A symbiotic relationship in which both organisms benifit? Mutualism
an animal that each both plants and animals? Omnivore
An individual animal, plant, or single-celled life form? Organism
An orgamism that lives or in a host and causes harm to the host? Paraite
The process in which light energy becomes chemical energy using carbon dioxide and water? Photosynsthesis
A carnivore that hunts and kills other animals for food? Predator
Organisms that use sunlight to make thier own food? Producer.
A group of similar organisms whose members can mate with one another and produce fertile offspring. Species
A close relationship between two different organisms Symbiosis