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Loop Game for B3 – Variation and Evolution
Sustainability
START A group of organisms that can breed
to give fertile offspring
Species
This man wrote the Origin of Species about
the theory of Evolution
Charles Darwin
Variation caused by genes
Genetic Variation
Evidence in rocks that supports evolution
Fossil Record
Modern evidence that gives a better idea of
evolutionary relationships
DNA evidence
This man had his own ideas about evolution
– the “inner urge” theory
Jean Baptiste Lamarck
Getting the right breeds of domestic animals
is an example of…
Selective Breeding
The islands where Darwin found loads of
similar Finches
The Galapagos Islands
The “struggle for existence” is scientifically
called..
Competition
This is where the best adapted individuals
survive, breed and pass on their genes
Natural Selection
Change in a gene causing a different
characteristic
Mutation
In human evolution animals that are more
like humans than apes
Hominids
Humans are “smarter” than apes because
they have…
Bigger brains
In human evolution this happened so apes
could see further when searching for food
Walk on two legs
Human DNA is 98% similar to this animal
A Chimpanzee!!
Animals and plants that used to live on the
earth are now called this
Extinct
An organism in danger of becoming extinct
Endangered species
A flightless bird that was made extinct by
humans in the sixteenth century
The Dodo
The Variety of life on Earth
Biodiversity
Maintaining biodiversity by managing the
earths resources and habitats carefully
Loop Game for B3 – Variation and Evolution