Biodiversity

Organisms with the most beneficial traits will survive.  This is commonly known as

• theory of evolution.
• variations.
• survival of the fittest.
• ecosystems.

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Do organisms "decide" to evolve and change?

• Yes, they know they need to change to survive 
• No, they change because of natural selection

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Which of the following is the collection of life's remains found in sedimentary rock?

• natural selection

• homologous structures

• Charles Darwin

• the fossil record

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Which of the following is an example of a vestigial structure?

• the wings of a red-tailed hawk
• the hind limbs of a house cat
• the fins of sharks
• the tailbone of a human

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What is this an example of?

• Homologous structure

• Analogous structure

• Vestigial organs

• Functional adaption

What is a species? 

• A group of organisms that can mate with each other and produce fertile offspring. 

• A group of organisms that can mate and produce offspring even if those offspring are infertile.

• A group of organisms that genetically are very different from each other. 

• Indivual organisms that live in the same environment. 

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The term for the formation of new and distinct species over the course of evolution is...

• speciation

• biological species concept

• reproductive barrier

• natural selection

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Match the following

• random change in the DNA sequence giving rise to genetic variation

• artificial selection

• changes in a species or population over generations

• natural selection

• a trait that promotes success in the natural environment

• biological evolution

• humans produce desired outcomes by selective breeding

• mutation

• a driving force of changes in a population over time

• adaptation

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Which are causes of speciation? Choose all that apply

• Isolation caused by mountains, rivers and man-made structures

• preference for different foods

• change in environment

• different mating behaviors

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A flash flood carried a raft of Amazon ants away from their original population. There is enough distance between the two groups, that they will never meet in nature again. What type of reproductive barrier is this?

• behavioral isolation

• temporal isolation 

• gametic isolation

• geographic isolation