Oh DEAR
I <3 Graphs
Don't be dense
Consider the variables
Give your best guess
Potpourri
100
What does the letter "E" stand for in the acronym DEAR?
Energy
100
This graph is an example of what type of population growth?
Exponential growth
100
If there are 200 chickens in a pasture that is 50 meters by 50 meters what is the population density of the chickens?
0.08 chickens per square meter
100
What variable is sometimes called the manipulated variable?
Independent variable
100
Why are we forced to only estimate the size of certain populations?
Some populations are WAY too big for us to count each individual in the population.
100
What are your biology teachers names?
Mr. Carney & Mr. Lee
200
What does the letter "R" stand for in the acronym DEAR?
Reproduction
200
What does the acronym TAILS stand for?
Title
Axes
Intervals
Labels
Scale
200
Research says there are 17,000 bacterial gene copies on the phones of high school students. If a standard smart phone is 15.24 cm x 7.62 cm what is the population density of bacteria on your smart phone?
146.40 bacteria per square cm
200
What variable is sometimes called the responding variable?
Dependent variable
200
Are populations that follow a clumped dispersion pattern more or less likely to be accurately counted using the quadrant sampling method?
Less likely
200
What color was last week's opener worksheet?
Blue
300
What does the letter "A" stand for in the acronym DEAR?
Adaptation
300
According to this graph on what day was the 3rd most boxes of cookies sold?
Thursday
300
If there are 22 players on a football field and the field is 109.7 meters by 48.8 meters. What is the population density of the football players per square meter?
0.004 football players per square meter
300
List 3 control variables from our bubble lab experiment.
Same: bubble blower, surface, straw, soap/water ratio
300
Use the above random sampling grid to estimate the population size of frogs in an area that is 8 meters by 8 meters.
175 frogs
300
What is the number of the classroom you are currently in?
R303
400
What does the letter "D" stand for in the acronym DEAR?
DNA
400
What does the term carrying capacity mean?
The maximum number of organisms that an area can support on a sustained basis.
400
How many lions are there in the pride if they have a population density of 0.1 lions per square kilometer with a territory that has an area of 100 square kilometers?
10 lions
400
What is a control group?
Set of organisms or samples that do not receive the treatment (independent variable) that is being tested.
400
Why would you use a mark & recapture method to estimate the number of individuals in a population instead of using the random sampling quadrant method?
When individuals in the population are not stationary.
400
How many micrometers are in one meter?
1 x 10^6
500
DEAR does not apply to abiotic factors. What does the term abiotic mean?
Abiotic factors are NON-LIVING chemical and physical elements in the environment. Examples: temperature, wind, humidity, water
500
In the next 2 minutes draw a bar graph on your whiteboard that details the distribution of hair color among your group members.
Don't forget TAILS!
500
Draw 12 stars on your whiteboard, and calculate the population density of your stars per square cm.
0.002 stars per square cm
500
List the independent and dependent variables, along with at least 2 control variables of the following scenario: I conducted an experiment to test how plant height was affected by different colors of artificial light.
Independent: Color of light
Dependent: Plant height
Controls: same plant, same amount of water, same amount of light, same amount of soil
500
Using the mark & recapture method calculate the estimated population size of a population of crabs using the following information: 200 crabs were initially caught and tagged, 150 total crabs were caught on the second day, and 16 of those crabs caught on the second day were recaptured.
1,875 crabs
500
You have 15 seconds to spell this word.
Amoeba