Forest and Trees Learning

Printable worksheets. Defines population density. Includes population density practice problems. Emphasizes units and the meaning of numbers. Can be used with physical models or as a "no prep" worksheet. Designed for the population ecology section of a basic HS Biology course. This Resource Covers:Population definitionPopulation size definitionPopulation density definitionWhat's Included?Guided notes (fill in the blank) with keyA slideshow that gradually reveals answer keyFour practice problems

Printable resource. Explains the B.I.D.E. model (births, immigration, death, emigration) of population size changes. Explains that the balance of B.I. vs D.E. determines the overall change in population size. Fill-in-the-blank style guided notes. Designed for the population ecology section of a basic HS Biology course. This Resource Covers:Factors that increase population size (births and immigration)Factors that decrease population size (deaths and emigration)A simple model combining these four

Printable worksheets for use in Population Ecology. Two riddles are a fun hook, showing an exponential function. Explores exponential vs linear patterns of population growth. Students work with tables and graphs. Includes a separate extension worksheet for differentiation.  Designed for 9th grade Biology students who have not seen this topic before. Suitable for a class with a wide range of math skills. Can be adapted for other grade levels or subjects. The Google Slide™ files are editable, allo

Printable worksheet for use in Population Ecology (Biology). Shows why exponential population growth (not linear) is the right model when conditions are great. Gives an example of why the pattern cannot continue in the long term. Students show their understanding by completing a table and responding to selected-response and free-response questions.  Designed for 9th grade Biology students. Suitable for a class with a wide range of math skills. Can be adapted for other grade levels or subjects.

Printable. Students observe wild birds, recording qualitative and quantitative data. Easy to complete, even for novice birdwatchers in an urban setting. Designed for a "science skills" introductory unit of a high school Biology course. Helps students notice nature around them. Integrates with the Merlin phone app (optional). This Resource Covers: Collecting qualitative and quantitative dataMetadata collection, including temperature in Fahrenheit  and CelsiusObservation of physical attributes and

Printable. Students analyze data collected on free Bird Observation Worksheet. Classifying quantitative and qualitative data. Generating a table and graph of class data. Generating questions and communicating information. Designed for a "science skills" introductory unit of a high school Biology course.  This Resource Covers: Classifying qualitative and quantitative dataGenerating a table of class resultsGraphing class data from the tableGenerating questionsReading and communicating information