Grade 08 Science - EC: S8.B.3.3.4
Grade 08 Science - EC: S8.B.3.3.4
Continuum of Activities
The list below represents a continuum of activities: resources categorized by Standard/Eligible Content that teachers may use to move students toward proficiency. Using LEA curriculum and available materials and resources, teachers can customize the activity statements/questions for classroom use.
This continuum of activities offers:
- Instructional activities designed to be integrated into planned lessons
- Questions/activities that grow in complexity
- Opportunities for differentiation for each student’s level of performance
Grade Levels
8th Grade
Course, Subject
Science
Related Academic Standards / Eligible Content
Activities
- Define herbicides.
- Define biogenetics.
- Explain biological pest control and its three main types.
- What is a benefit of selective herbicides?
- Identify one advantage and one disadvantage of pest management.
- Promote the use of pest management by explaining long-term effects on the environment.
Answer Key/Rubric
- A herbicide is a substance used for destroying or inhibiting plant growth.
- Biogenetics involve the creation of living organisms from other living organisms.
- Acceptable responses include, but are not limited to:
Biological pest control involves the use of natural pest-predators, such as diseases and parasites. The three main types are:
- Conservation: involves use of the pest’s naturally occurring enemies in their habitat
- Augmentation: involves the additional release of naturally occurring enemies
- Importation: involves introducing new predators to an environment
- Acceptable responses include, but are not limited to:
Selective herbicides target the unwanted weeds or pests, which not harming any other organisms in the environment.
- Acceptable responses include, but are not limited to:
Advantages:
- Eliminate/reduce the occurrence of unwanted pests
- Many treatments do not affect the wanted organisms
- May conserve crops (if once affected by pests)
- Reduce disease being spread to people or animals
Disadvantages:
- May involve harmful chemicals
- May not always be effective
- More lawn/garden up keep (if applied in a residential environment)
- Can be costly
- Acceptable responses may include, but are not limited to:
- Makes a more attractive environment.
- Health improvement of organisms affected by pests
- Reduces/eliminates the occurrence of pests
