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Biblioteka

NS: 1.2 (3/11)

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Posljednje ažuriranje about 3 years ago
7

Objective: SWBAT will be able to observe physical traits in order to describe variation amongst a population.

Do Now:

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Guided Notes:

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Practice:

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Pitanje 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.

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

Pitanje 2
2.

Video:

What caused this newt population to become more poisonous?

Pitanje 3
3.

Observations: Observe the butterfly closely and describe it.

  • List what is similar and different about the butterflies.

Pitanje 4
4.

Why do you think the butterfly population above is different for each butterfly?

Pitanje 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

Pitanje 6
6.

List as many (more than 5) physical observable observations as you can about the horse population on the previous page.

Pitanje 7
7.

Describe the physical observable traits of this population.