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- 1. Multiple ChoiceEvolution typically happens...in a few weeksover millions of yearsneverin 100 years
- 2. Multiple ChoiceBird's beaks evolve mainly due to the type of ___________________ available.foodwatershrubsmates
- 3. Multiple ChoiceIf an organism can't adapt fast enough, this might happen.hibernatestay the samelive longerbecome extinct
- 4. Multiple ChoiceDarwin said that within a species there will be _________________________nothing differentvariation/differences
- 5. Multiple ChoiceOrganisms with differences/variations that are helpful will ______________________live longerbecome extinctshow no change
- 6. Multiple ChoiceWhat can happen to a species over time if some of the organisms have an advantage?The population will decreaseThe population will become extinctThe population will slowly increase
- 7. Multiple ChoiceThe change over time in populations of related species.biological evolutiontransitionvariationadaptation
- 8. Multiple ChoiceA slight difference in an inherited trait between individual members of the same species.variationsadapatationshomologous structuresanalogous structures
- 9. Multiple ChoiceWhen an organism of a species is born with a variation in a trait that gives it an advantage in its environment, we call that trait an adaptation.truefalse
- 10. Multiple ChoiceWhen an organism of a species has an adaptation, it will compete for resources better, survive longer and pass that adaptation on to it's offspring. This process is calledevolution by natural selectionartificial selectioninbreedingoutbreeding
- 11. Multiple ChoiceWhen an organism has a trait that allows it to blend in with its environment, we call that ____.mimicrycamouflageluckysonic hedgehog gene
- 12. Multiple ChoiceThe English naturalist that developed the theory of how evolution works.Charles DarwinCharles M. SchulzCharles DickensCharles Norris
- 13. Multiple Choice
Adaptations can be:
camouflage
ability to survive cold weather
hunting skills
all of the above
- 14. Multiple Choice
A yellow morph and green morph of an insect lives in the rainforest canopy. You would expect:
the green population to increase and the yellow to decrease
both populations should stay the same
both populations will increase
the green population to decrease and the yellow to increaseThis is a wrong answer
- 15. Multiple Choice
How do you "win" at natural selection?
survive
go extinct
survive & reproduce
- 16. Multiple ChoiceWhen every organism of a species has died.EvolutionNatural SelectionExtinctionArtificial Selection
- 17. Multiple ChoiceThe trees these moths used to live on were white, but have been covered in soot from coal factories. Which moth will be more successful in this environment?Dark mothLight mothBoth will be equally successfulNeither will be successful
- 18. Multiple ChoiceWhy is the mouse population changing over time?The light mice can reproduce more successfully than the dark miceThe hawks eat more dark mice than light mice because the dark mice taste betterThe hawks eat more light mice than dark mice because they can see the light mice more easilyThe hawks eat more dark mice than light mice because they can see the dark mice more easily
- 19. Multiple ChoiceThese moths are all the same species. The differences between their wings is an example of ________________Natural SelectionVariationHomeostasisExtinction
- 20. Multiple Choice
Biological fitness is determined by...
How big is an organism
How strong is an organism
Hom many offspring will be left by an organism
How long an organism will live
- 21. Multiple ChoiceDefinition: fitnessability to survive and reproduce in a specific environmentorganisms with traits well suited to their environment survive and reproduce at a greater ratea growing population causes a scarcity of resourcesdifferences in the DNA sequence
- 22. Multiple Choice
The process of choosing parent organisms for desired characteristics is called
natural selection
Artificial selection
random selection
genetic manipulation
- 23. Multiple ChoiceA population of cockroaches was sprayed with an insecticide. Some cockroaches survived and produced a population of cockroaches that was resistant to this spray. What can BEST be inferred from this example?species will adapt no matter what the environmentenvironment has no effect on the survival of an organismIndividuals with favorable variations survive and reproduceInsecticides cause mutations that are passed on to the next generation
- 24. Multiple ChoiceA term that typically describes a species that no longer has any known living individualsGeneration TimeFossil RecordExtinct
Speciation - Answer choicesTagsAnswer choicesTags