1. Focus on Achievement
Week 10/12 thru 10/16

2. Please do now!
A classification key for two organisms is shown below. To what class does each of the organisms belong to?
What is a dichotomous key?

3. Please do now!
The picture below shows the foot of a certain species of bird. For which of the following diets is this species best adapted for survival?
Small insects in the soil
Small animals like rats and mice
Nuts from trees
Leaves
The Burmese python, like other snakes, has a loosely hinged jaw. Which of these best describes an advantage of this adaptation?
This type of jaw allows the snake to scoop up water from ponds and rivers
This type of jaw allows the snake to climb and liver in trees
This type of jaw provides no advantage
This type of jaw can be stretched wide, allowing the python to swallow animals that are larger than its head

4. Do now.
Read the passage and answer questions 1-2:
The Plaza Swamplands are filled with water and mud. There are many trees around, but the entire ground is covered in mud making the entire swamp look brown. There are three types of colored frogs in the swamp – green, brown, yellow. There are also three types of birds with different beaks that prey on these frogs. The best predator has a very short beak that can peck at the frogs.
1. Which frog will Natural Selection favor?
Green frog
Brown frog
Yellow frog
Each frog has an equal chance of survival
2. Which of the following bird beaks would Natural Selection favor?
D. All the birds would have an equal chance at survival

5. Please do now!
Read the passage and answer questions 1-2:
An elephant’s ears are like big fans; the hotter the climate, the larger the elephant ears. In Africa, the climate is extremely hot!
1. Which of the following statements is TRUE?
Natural Selection will favor elephants with larger ears
Natural Selection will favor elephants with smaller ears
Elephants with large ears will make their ears become smaller
Elephants will not change because they cannot adapt to this environment
2. What would elephants in Asia look like after 1 million years?
There would be elephants with large and small ears
Mostly all of the elephants would have large ears
Mostly all of the elephants would have small ears
There is no way to know how the elephant’s ears will look like

6. Please do now!
Directions: Using the Adaptation Bank below, predict which adaptation will help the organism survive.
In a rocky, mountainous region that is difficult to move around: _____________________________
In a rain forest with lots of branches to swing from: _____________________________
In an aquatic environment: _____________________________
In a region where the food supply dies during the winter months: _____________________________
In an environment where most of the food is high atop the trees and difficult to reach: _____________________________ 
In a desert with very harsh rays from the sun during the day: _____________________________ 
In an environment in which the animal wants to avoid predators: _____________________________
Adaptation Bank:
Camouflage Hibernation Hooves Gills Large-Scooped Beak Webbed Feet Migration
Thorns/Spikes Layers of Fat/Blubber Mimicry Long Neck Opposable Thumb
Nocturnal