Evolution & Selection
Who is known as the “Father of Evolution” for proposing natural selection?
Charles Darwin
A frog spends its life in a pond surrounded by plants and insects. This pond is the frog’s…
Habitat
A snake eating a mouse is an example of…
Predation — Double Points!
The first organisms to colonize bare rock are called…
Pioneer Species
A graph shows frogs can only live in water with a pH between 5–10. This range is their…
Tolerance Limits
What term describes the development of a new species?
Speciation — Double Points!
The role a species plays in its environment is called its…
Ecological Niche
Epiphytic orchids grow on trees to reach sunlight, while the tree is unaffected. This is an example of…
Commensalism
The final, stable stage of succession is called the…
Climax Community — Double Points!
Two bird species eat the same seeds but use different parts of the habitat to avoid competition. This is…
Resource Partitioning — Steal 100 Points from another team!
Human birth weights often average around 7 lbs because very high or very low weights reduce survival. This is an example of…
Stabilizing Selection
If oak trees dominate a forest and smaller plants are rare, oak trees have high __________.
Abundance — Lose Half Your Points if wrong!
Tapeworms inside the gut of an animal stealing nutrients is an example of…
Parasitism
Which type of succession begins on bare rock after lava cools?
Primary Succession
In an area with many small seeds and many large seeds, birds with either small or large beaks survive best. This is…
Disruptive Selection
A farmer breeds the biggest cows each year to produce more beef. What type of selection is this?
Artificial Selection — Steal 100 Points from another team!
A sea otter is critical to maintaining kelp forests. What type of species is it?
Keystone Species
Bees pollinate flowers while collecting nectar. This is an example of…
Mutualism — Steal 100 Points from another team!
In which biome would you expect the highest primary productivity?
Tropical Rainforest
In a diverse rainforest community, the abundance of any single species tends to be…
Lower (smaller number of individuals per species) — Lose Half Your Points if wrong!
When a population is split by a highway and becomes two isolated groups that evolve separately, what type of speciation is this?
Allopatric Speciation
Species distribution can be random, uniform, or clumped. Which distribution do gazelles show when they group together for predator alerts?
Clumped Distribution — Steal 200 Points from another team!
A hummingbird’s beak shape evolves alongside the flowers it pollinates. This is an example of…
Coevolution
Which is a better measure of energy in a community: diversity, abundance, or primary productivity?
Primary Productivity
On his voyage, Darwin studied finches whose beaks matched their food sources. Which concept does this best demonstrate?
Adaptation (or Natural Selection)