Curated OER
Deer: Predation or Starvation
In this predation or starvation worksheet, students read about the effects of the wildlife service bringing in predators (wolves) to control a deer population. Students calculate the change in the deer population from 1971 to 1980. They...
Curated OER
Deer: Predation or Starvation
In this balance of nature worksheet, students use a data chart to graph wolf and deer populations over a ten-year period. Students use this graph to complete 3 short answer questions.
Curated OER
Plant Disease Identification and Classification by Using Sterile Techniques
Seventh graders identify how to use sterile techniques when identifying plant pathogens. For this plant diseases lesson students complete a lab activity in which they see how plant diseases are identified and classified.
Curated OER
Using Sterile Techniques as a Tool in Studying Plant Diseases
Seventh graders examine the concept of sterile techniques. They realize that plant diseases can be identified and classified in various way. Students identify some of the diseases that attack the garden plants.