by alex
Ecosystems are the lifeblood of our planet, where every organism, no matter how small, plays a crucial role in maintaining the balance of nature. This quiz will challenge your understanding of the complex interactions and components that make up these vibrant communities. Let’s see how well you know the world around you!
Ecosystem Quiz Questions Overview
1. What is the primary source of energy for most ecosystems?
Wind
Water
Sunlight
Soil
2. Which of the following is a biotic factor in an ecosystem?
Temperature
Water
Bacteria
Minerals
3. What term describes a species that has a disproportionately large impact on its ecosystem?
Dominant species
Keystone species
Pioneer species
Endemic species
4. Which process describes the conversion of nitrogen gas into a form usable by plants?
Photosynthesis
Nitrogen fixation
Respiration
Decomposition
5. What is an example of a mutualistic relationship in an ecosystem?
Lion and zebra
Bee and flower
Fox and rabbit
Shark and remora
6. What is the role of decomposers in an ecosystem?
Produce energy
Break down dead organisms
Compete with primary producers
Provide shelter
7. Which of the following is an abiotic factor in an ecosystem?
Plants
Animals
Rocks
Fungi
8. What term is used to describe the variety of life in the world or in a particular habitat or ecosystem?
Ecosystem
Biodiversity
Population
Community
9. What is a food web?
A linear sequence of organisms
A complex network of feeding relationships
A single chain of predators and prey
A group of organisms living in the same area
10. Which of the following best describes an ecological niche?
The physical space a species occupies
The diet of a species
The role and position a species has in its environment
The reproductive habits of a species
