ECOSYSTEM
  • 1. What is an ecosystem simulation?
A) C. A type of animal habitat
B) A. A real forest environment
C) B. A model that shows how organisms interact
D) D. A weather prediction system
  • 2. Which is an example of a biotic factor?
A) B. Soil
B) D. Plants
C) C. Sunlight
D) A. Water
  • 3. What does a food web show?
A) C. Soil layers
B) A. Weather patterns
C) B. Energy transfer between organisms
D) D. Water cycle only
  • 4. What is the main source of energy in most ecosystems?
A) C. Sun
B) A. Moon
C) B. Wind
D) D. Soil
  • 5. Which of the following is a decomposer?
A) D. Eagle
B) C. Mushroom
C) B. Grass
D) A. Lion
  • 6. What is a producer?
A) B. An organism that makes its own food
B) C. A decomposer
C) A. An organism that eats others
D) D. A carnivore
  • 7. In a simulation, what happens when a predator increases?
A) B. Prey decreases
B) C. Plants disappear immediately
C) A. Prey increases
D) D. Nothing changes
  • 8. Which best describes an ecosystem interaction?
A) C. Rocks forming mountains
B) B. Organisms affecting each other
C) D. Clouds moving
D) A. Animals sleeping
  • 9. What might happen if plants are removed from an ecosystem?
A) C. Predators multiply instantly
B) D. Water disappears
C) A. Oxygen increases
D) B. Herbivores lose food source
  • 10. Why do scientists use ecosystem simulations?
A) B. To decorate classrooms
B) C. To replace real ecosystems
C) D. To eliminate animals
D) A. To predict and study changes
Created with That Quiz — the math test generation site with resources for other subject areas.