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15 worksheets · Save $9.00 (20%) · prices shown inside the bundle

1. 01
   Grade 7 Science | Population Basics Worksheet (PDF+ Answer Key)

   Grade 7 · Science

   • Understand the concept of a population and its components.
   • Identify factors that influence population size and distribution.
   • Explain how demographic and environmental factors impact population dynamics.

   +1 more
   $2.40$3.00
2. 02
   7th Grade Science | Abiotic Influences Worksheet (PDF+ Answer Key)

   Grade 7 · Science

   • Understand how abiotic factors such as temperature, moisture, light, soil nutrients, and pH affect species distribution and survival.
   • Explain how seasonal and daily fluctuations influence environmental conditions and biological processes.
   • Analyze the interactions between abiotic conditions and biotic pressures in determining ecosystem capacity and resilience.

   +1 more
   $2.40$3.00
3. 03
   7th Grade Science | Trophic Efficiency Worksheet (PDF+ Answer Key)

   Grade 7 · Science

   • Understand the concept of trophic efficiency and how energy is transferred between levels in an ecosystem.
   • Interpret energy pyramids and grasp why top predators are fewer in number.
   • Explain the reasons behind energy loss at each trophic level and its ecological implications.

   +1 more
   $2.40$3.00
4. 04
   7th Grade Science | Ecosystem Components Worksheet (PDF+ Answer Key)

   Grade 7 · Science

   • Describe the basic components of an ecosystem, including biotic and abiotic factors.
   • Explain how energy flows through an ecosystem from primary producers to consumers.
   • Identify interactions between living organisms and their environment in different ecosystems.

   +1 more
   $2.40$3.00
5. 05
   7th Grade Science | Habitat Fragmentation Worksheet (PDF+ Answer Key)

   Grade 7 · Science

   • Understand the concept of habitat fragmentation and its effects on ecosystems.
   • Identify ways in which landscape connectivity can mitigate the impacts of fragmentation.
   • Describe the consequences of habitat fragmentation on species diversity and population dynamics.

   +1 more
   $2.40$3.00
6. 06
   7th Grade Science | Keystone Species Worksheet (PDF+ Answer Key)

   Grade 7 · Science

   • Define and explain the concept of a keystone species and its role in ecosystems.
   • Identify examples of keystone species and describe their effects on biodiversity and ecosystem stability.
   • Analyze the consequences of removing a keystone species from an ecosystem.
   $2.40$3.00
7. 07
   Grade 7 Science | Food Web Complexity Worksheet (PDF + Answer Key)

   Grade 7 · Science

   • Understand how interconnected feeding relationships form a food web in ecosystems.
   • Recognize the differences between simple food chains and complex food webs.
   • Explain the importance of redundancy and alternative pathways in food webs for ecosystem stability.

   +1 more
   $2.40$3.00
8. 08
   Grade 7 Science | Disturbance Effects Worksheet (PDF+ Answer Key)

   Grade 7 · Science

   • Understand how different types of disturbances affect ecosystems and habitats.
   • Identify species adaptations to disturbance regimes and their effects on population dynamics.
   • Analyze how disturbance frequency, intensity, and spatial scale influence ecological diversity and stability.

   +1 more
   $2.40$3.00
9. 09
   7th Grade Science | Invasive Species Worksheet (PDF + Answer Key)

   Grade 7 · Science

   • Understand what invasive species are and how they affect ecosystems
   • Identify mechanisms by which invasive species establish and spread
   • Recognize ecological and economic impacts of invasive species

   +1 more
   $2.40$3.00
10. 10
    7th Grade Science | Biotic Interactions Worksheet (PDF+ Answer Key)

    Grade 7 · Science

    • Describe different types of biotic interactions such as predation, competition, mutualism, commensalism, and parasitism.
    • Explain how human activities can disrupt established biotic relationships and affect ecosystems.
    • Analyze how changes in one species can impact community structure and biodiversity.
    $2.40$3.00