mid summative 8 answers 2010

9
Adaptations Adaptations •Correctly identified structural and behavioral adaptations •EXPLAINED how adaptations helped chosen organism to survive

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Page 1: Mid summative 8 answers 2010

AdaptationsAdaptations•Correctly identified structural and behavioral adaptations

•EXPLAINED how adaptations helped chosen organism to survive

Page 2: Mid summative 8 answers 2010

Feature Trait

A hawk has wings XSome giraffes have longer necks

than others XA clam’s hard shell allows it to

burrow in the sand XSquirrels collect nuts in the fall and

store them for winter XSome red-winged blackbirds

defend larger territories than others

X

Some butterflies migrate farther south than others X

Page 3: Mid summative 8 answers 2010

VariationVariationVariation allows the beetle to

survive even if the environment were to change. Because they are different colors, the beetles

can successfully live on the tree leaves, the bark and the

grass. If the tree was cut down, the grass colored beetles

would still be able to survive

Page 4: Mid summative 8 answers 2010

Behavioral

Structural

A bear hibernates in the winter

X

Viceroy butterfly has similar coloration as the monarch

X

A giraffe has a long neck

X

Geese migrate south XHumans put coats on in the winter

X

Walkingsticks are colored much like their environment

X

Clams have hard shells

X

Deer have offspring in the early spring

X

Page 5: Mid summative 8 answers 2010

Feature

Trait

Page 6: Mid summative 8 answers 2010

Reproductive Potential

• Number of offspring

• Survival rate of offspring

• Gestation length• Reproductive

maturity• Number of

females

Page 7: Mid summative 8 answers 2010

Limiting Factors

• Biotic– Predators, disease,

competition w/ other animals

• Abiotic– Weather/temperature– Cars– Space

Page 8: Mid summative 8 answers 2010

Identify at least one Identify at least one structural and one structural and one

behavioral adaptation of behavioral adaptation of an animal listed above.an animal listed above.

Page 9: Mid summative 8 answers 2010

Feature

Trait Variation

Hair Amy’s red hair

Different hair colors

Eyes Owen’s green eyes

Different eye colors