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Tec · Interactive Assessment
Science Grade VIII
15 Minutes 15 Questions Pass Mark 40%

Chapter 4: Ecology & Ecosystems

Interdependence of biotic and abiotic components, energy flow through food chains/webs and biogeochemical cycles, and evidence-based solutions to human impact on land, water, and air — 60-question bank, 15 questions per attempt.

Before you begin

Enter your details below. Each attempt randomly draws 15 questions (and shuffles their options) from a bank of 60, so no two attempts look the same.

15
Questions
15:00
Time Limit
40%
Passing Score
60
Question Bank
Please enter the student's name.
Please enter class / section.
Please enter a roll number or GR#.
Topics covered in this quiz:
  • Interdependence: biotic & abiotic components
  • Energy flow: food chains & food webs
  • Energy flow: biogeochemical cycles
  • Human impact & solutions