Adaptations 101
What do we call a trait that helps an organism survive in its environment?
Adaptation
What happens to organisms with helpful traits over time?
They survive and reproduce more
What do migration and hibernation have in common?
Both help animals survive when food is scarce
Which stage occurs only in complete metamorphosis?
Pupa
How do invasive species usually affect native plants?
They can outcompete native plants for space, sunlight, and resources
Is a turtle’s shell a physical, behavioral, or life cycle adaptation?
Physical (structural) adaptation
In an area where predators see bright colors easily, which trait is most likely to become more common?
Darker coloring
Which behavior allows animals to avoid cold winter weather?
Migration
Which life cycle includes a nymph stage?
Incomplete metamorphosis
Why are palm trees common in warm, windy environments?
They have flexible trunks
Which type of adaptation includes actions like migration and hibernation?
Behavioral adaptation
Why can a herbicide become less effective when used year after year?
Resistant weeds survive and reproduce
Why do many birds spend only part of the year in Florida?
The birds avoid cold winter weather in northern places.
Egg → larva → pupa → adult describes which type of metamorphosis?
Complete metamorphosis
Why are trees rare in tundra environments?
Frozen soil prevents deep roots
Laying many eggs to increase survival is an adaptation of what part of an organism?
Life cycle
Explain natural selection in your own words.
Organisms with helpful traits are more likely to survive and reproduce
Give 3 examples of behavioral adaptations.
Migration, Hibernation, Being Nocturnal, etc.
Which stage is shared by both complete and incomplete metamorphosis?
Egg and Adult
What is the most likely cause of extinction?
Rapid environmental change and failure to adapt
Which observation best explains why long legs are an adaptation for a heron?
It finds food by wading in water.
Species go extinct when the environment changes rapidly, and members of the species fail to adapt.
Which behavior would be most helpful during a long, snowy winter with little food?
Hibernation
Why is metamorphosis considered an adaptation?
Different stages help the organism survive.
Why are trees uncommon in many deserts?
They lack adaptations for dry climates