Objective: SWBAT will be able to observe physical traits in order to describe variation amongst a population.
Do Now:
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Question 1
1.
Below is an image of a rainforest in Ecuador. The frogs (also pictured below) live there and are all the same species, a type of dart frog. Observe the frogs closely and describe them below
Describe the group of frogs in the image.
Guided Notes:
Vocabulary:
1. Environment: everything (living and nonliving) that surrounds an organism
2. Generation: a group of individuals born and living at about the same time
3. Population: a group of the same type of organism living in the same area
4. Trait: a specific characteristic of an individual organism
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Question 2
2.
Video:
What caused this newt population to become more poisonous?
Practice:
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Question 3
3.
Observations: Observe the butterfly closely and describe it.
List what is similar and different about the butterflies.
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Question 4
4.
Why do you think the butterfly population above is different for each butterfly?
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Question 5
5.
What could have changed in the environment that would cause some butterflies to have yellow and less brown on their wings?
CFS:
accurately describes the relationship between environmental changes and population variations
describes the cause and effect relationship between environmental factors and species traits
Exit Ticket:
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Question 6
6.
List as many (more than 5) physical observable observations as you can about the horse population on the previous page.
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Question 7
7.
Describe the physical observable traits of this population.