Toggle Navigation
Games
Blog
Class PIN
Join for Free
Sign in
Toggle Navigation
Games
PIN
Join for Free
Blog
Pricing
Contact us
Help center
Sign in
Study
Unit ·3 Natural Science - Review
0
%
0
0
0
Back
Restart
It is where one organism benefits while the other one is not harmed or benefited.
Commensalism.
Oops!
Okay!
It is a refuge for endangered species such as Iberian lynx. It has a biodiversity that is unique in Europe.
Doñana National Park
Oops!
Okay!
The connected food chains make up a ___.
Food web
Oops!
Okay!
They live on the remains of other living things.
Decomposers
Oops!
Okay!
It is considered the rarest bird of prey in the world.
Iberian imperial eagle
Oops!
Okay!
It is the word we use to describe endangered species.
Extinct
Oops!
Okay!
It is where a strong animal, captures and eats an animal of a different species.
Predation
Oops!
Okay!
It is considered a paradise for bird watchers.
Monfrague National Park
Oops!
Okay!
This word describes animals that are at risk of extinction.
Endangered
Oops!
Okay!
It is the most endangered cat species.
Iberian Lynx
Oops!
Okay!
Herbivores and omnivores, such as rabbits and grasshoppers, are ___.
Primary consumers
Oops!
Okay!
They are introduced accidentally or intentionally and change the balance in an ecosystem.
Invasive species
Oops!
Okay!
It is where toxic pollutants contaminate soil and water.
Pollution
Oops!
Okay!
It represents the different levels of feeding relationships within an ecosystem.
Food chain
Oops!
Okay!
It occurs when every single member of a species dies out and none are left alive.
Extinction
Oops!
Okay!
Carnivores and omnivores are ___. Animals such as toads and foxes eat primary consumers.
Secondary consumers
Oops!
Okay!
These living things make their own food.
Producers
Oops!
Okay!
It is where the greenhouse effect raises world temperatures resulting in the loss of ecosystems.
Global warming
Oops!
Okay!
They obtain their food by feeding on other living organisms.
Consumers
Oops!
Okay!
They feed on secondary consumers.
Tertiary consumers
Oops!
Okay!
The energy in an ecosystem can be represented through ___ and ___ .
food chains and food webs
Oops!
Okay!
This results in habitat loss.
Deforestation
Oops!
Okay!
This results in a rapid growth in the exploitation of natural resources.
Overpopulation
Oops!
Okay!
It is where one organism benefits while it harms the other organism.
Parasitism
Oops!
Okay!
Your experience on this site will be improved by allowing cookies.
Allow cookies