GACA Science portfolio
7th Grade SCIENCE (abbreviated) LAB REPORT: Populations & Ecosystems Remember, you must make a copy of the lab report! Go to “File”, click “Make a copy”, and then name it something that you will be able to identify when it comes time to upload your work to the dropbox. ***DO NOT REQUEST TO EDIT!*** Please follow the instructions or call school support for help 1-800-382-6010 Do not wait until the last minute to begin working! Name: Date: Question you are answering/Problem you are addressing: Background Info: In your own words, describe the relationship between limited resources in an ecosystem and competition among organisms in that ecosystem. (This should be 1-2 complete sentences.) DATA COLLECTION Be sure to type the names of the two organisms in the appropriate boxes. Each bean color represents a type of food source. You MUST have 20 of each color! You will set your timer for 1 minute. ● 1 minute represents the length of the season During the 1 minute season, you will use your tool (representing your first organism) to pick up as many beans as possible. ● At the end of the season, sort your beans and type the number of the bean color in the appropriate box for that season. For example, during Season 1, organism 1 was able to gather 3 black beans, 4, pink beans, and 5 white beans. Repeat this process for the second organism for Season 1; and then start over and repeat the process again for both organisms for Season 2. ● At the end of 4 minutes you should have all 6 boxes filled out, in addition to the names of your two organisms. Season #1 #Black #Pink Season #2 #White #Black #Pink #White Organism 1 Name: Organism 2 Name: Materials List: What material did you use? Beans? What did you use to represent your ecosystem? ● ● ________________________________________________________________________________________ _________________________________________GRAPH_______________________________________ A. Which type of data have you collected (discrete or continuous)? ○ Discrete data: data that can be put into categories ○ Continuous data: data set in which every point on the line is meaningful ___________________________________________________________________________________ ___________________________________________________________________________________ How do you know? ___________________________________________________________________________________ ___________________________________________________________________________________ B. You will create a bar graph below. C. Be sure to label your axes based on the independent variable (x axis) and the dependent variable (y axis). Y-axis label: X-axis label: _____________________________________DISCUSSION_________________________________________ Take a look at the data in your chart and the table on Slide 14 of the Portfolio presentation that includes information on what each organism needs to survive for the season. 1. Which one of your organisms survived Season 1? ____________________________________________________________________________________ a. Why? ______________________________________________________________________________ _______________________________________________________________________________ 2. Which one of your organisms survived Season 2? ____________________________________________________________________________________ a. Why? ______________________________________________________________________________ _______________________________________________________________________________ 3. Consider the tools you used to gather the resources. How did that impact each organisms’ ability to effectively get food? (You should have at least 2 sentences for this answer since you have two organisms. ____________________________________________________________________________________ ____________________________________________________________________________________ ____________________________________________________________________________________ ____________________________________________________________________________________ a. What could be changed to make it better and why? ______________________________________________________________________________ _______________________________________________________________________________
Collepals.com Plagiarism Free Papers
Are you looking for custom essay writing service or even dissertation writing services? Just request for our write my paper service, and we'll match you with the best essay writer in your subject! With an exceptional team of professional academic experts in a wide range of subjects, we can guarantee you an unrivaled quality of custom-written papers.
Get ZERO PLAGIARISM, HUMAN WRITTEN ESSAYS
Why Hire Collepals.com writers to do your paper?
Quality- We are experienced and have access to ample research materials.
We write plagiarism Free Content
Confidential- We never share or sell your personal information to third parties.
Support-Chat with us today! We are always waiting to answer all your questions.
