dichotomous keys use multiple steps which compare _______?

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Dichotomous keys use multiple steps which compare _______?

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Page 1: Dichotomous keys use multiple steps which compare _______?

Dichotomous keys use multiple steps which compare _______?

Page 2: Dichotomous keys use multiple steps which compare _______?

Dichotomous keys use multiple steps which compare _______?

Visible Traits

Page 3: Dichotomous keys use multiple steps which compare _______?

There are two types of behavioral adaptations….what are they?

Page 4: Dichotomous keys use multiple steps which compare _______?

There are tow types of behavioral adaptations….what are they? Learned (think of a pack of dogs) Instinctual (think hibernation)

Page 5: Dichotomous keys use multiple steps which compare _______?

Large teeth in a shark or feathers on a bird are examples of____ adaptations.

Page 6: Dichotomous keys use multiple steps which compare _______?

Large teeth in a shark or feathers on a bird are examples of____ adaptations. Structural

Page 7: Dichotomous keys use multiple steps which compare _______?

Large teeth in a shark or feathers on a bird are examples of____ adaptations. Structural

Page 8: Dichotomous keys use multiple steps which compare _______?

What would be a trait of a small animal that spends its entire life in a cave in the dark?

Page 9: Dichotomous keys use multiple steps which compare _______?

What would be a trait of a small animal that spends its entire life in a cave in the dark?

-Poorly developed vision

-Lack of pigment

-Highly developed sense organs like antenna.

Page 10: Dichotomous keys use multiple steps which compare _______?

Why would finches need to develop different shapes for their beaks?

Page 11: Dichotomous keys use multiple steps which compare _______?

Why would finches need to develop different shapes for their beaks? Their beaks are adapted to the type of food

they eat (bugs, seeds, etc)

Page 12: Dichotomous keys use multiple steps which compare _______?

How could a small mammal adapt to a cold environment (besides hibernation)?

Page 13: Dichotomous keys use multiple steps which compare _______?

How could a small mammal adapt to a cold environment (besides hibernation)? They could grow thick long fur that would

keep them toasty in the cold weather.

Page 14: Dichotomous keys use multiple steps which compare _______?

How could a small mammal adapt to a cold environment (besides hibernation)? They could grow thick long fur that would

keep them toasty in the cold weather.

Page 15: Dichotomous keys use multiple steps which compare _______?

How could a plant with flowers attract insects for pollination?

Page 16: Dichotomous keys use multiple steps which compare _______?

How could a plant with flowers attract insects for pollination? Bright colors and strong smells

Page 17: Dichotomous keys use multiple steps which compare _______?

How is a cactus adapted to survive in a hot, dry desert climate?

Page 18: Dichotomous keys use multiple steps which compare _______?

How is a cactus adapted to survive in a hot, dry desert climate? Cactus are able to store water to last through

droughts. They also have spines to keep animals form chewing on them.

Page 19: Dichotomous keys use multiple steps which compare _______?

What type of adaptations allowed these marine iguanas to swim in the water to eat alga, and cling to rocks withstanding waves?

Page 20: Dichotomous keys use multiple steps which compare _______?

What type of adaptation allowed these marine iguanas to swim in the water to eat alga, and cling to rocks withstanding waves?

Natural Selection!

Page 21: Dichotomous keys use multiple steps which compare _______?

What type of adaptation allowed these marine iguanas to swim in the water to eat alga, and cling to rocks withstanding waves?

Natural Selection!

Page 22: Dichotomous keys use multiple steps which compare _______?

What type of adaptation allowed these marine iguanas to swim in the water to eat alga, and cling to rocks withstanding waves?

Natural Selection!

Page 23: Dichotomous keys use multiple steps which compare _______?

What is it called when people breed animals (like dogs) to show specific traits or qualities?

Page 24: Dichotomous keys use multiple steps which compare _______?

What is it called when people breed animals (like dogs) to show specific traits or qualities? Selective breeding (which is NOT natural

selection!)

Page 25: Dichotomous keys use multiple steps which compare _______?

You have light and dark colored moths. The trees are becoming dark colored because of pollution. Which moth is more likely to survive?

Page 26: Dichotomous keys use multiple steps which compare _______?

You have light and dark colored moths. The trees are becoming dark colored because of pollution. Which moth is more likely to survive?-Dark colored moths because the trees are covered in suit (black dust)

Page 27: Dichotomous keys use multiple steps which compare _______?

Describe the saying “survival of the fittest”

Page 28: Dichotomous keys use multiple steps which compare _______?

Describe the saying “survival of the fittest” Animals with stronger traits have a easier

time getting food, mates, and shelter. In turn they get to live longer and reproduce more. The “strong” traits get passed down while “weak” traits eventually fade away.

Page 29: Dichotomous keys use multiple steps which compare _______?

What is a mutation within natural selection? Is it a good or bad thing?

Page 30: Dichotomous keys use multiple steps which compare _______?

What is a mutation within natural selection? Is it a good or bad thing?

Mutations occur randomly and could potentially be an advantage for an animal (think long neck of a giraffe) or a huge disadvantage for an animal (

Page 31: Dichotomous keys use multiple steps which compare _______?

What do scientists use to help them determine classification of organisms?

Page 32: Dichotomous keys use multiple steps which compare _______?

What do scientists use to help them determine classification of organisms? Dichotomous keys

Page 33: Dichotomous keys use multiple steps which compare _______?

Why do organisms change over time?

Page 34: Dichotomous keys use multiple steps which compare _______?

Why do organisms change over time?

The environment changes over time and organisms need change to survive.