WorksheetsEcosystems and Natural Disasters
Total questions: 10
Worksheet time: 8mins
What is an ecosystem?
A community of living organisms interacting with their physical environment
A single species living in isolation
A group of non-living elements
A weather pattern
Which of the following is a type of natural disaster that can disrupt ecosystems?
Earthquake
Drought
Flood
All of the above
How does a forest fire affect the food web in an ecosystem?
It increases the number of predators
It decreases the availability of food for herbivores
It has no effect on the food web
It only affects the top predators
Which of the following is an example of an ecosystem disruption caused by human activity?
Volcanic eruption
Deforestation
Tsunami
Earthquake
What role do decomposers play in the food web?
They produce energy from sunlight
They break down dead organisms and recycle nutrients
They are top predators
They compete with herbivores for food
How can climate change lead to ecosystem disruptions?
By stabilizing weather patterns
By causing shifts in species distribution
By reducing the number of natural disasters
By increasing biodiversity
Which of the following strategies can be used for the restoration of ecosystems after a natural disaster?
Introducing invasive species
Replanting native vegetation
Increasing pollution
Building more infrastructure
Analyze how a decrease in the population of a primary consumer can affect the food web.
It will have no effect on the food web
It can lead to an increase in the population of producers
It will only affect the top predators
It will cause a decrease in the population of producers
Evaluate the impact of a prolonged drought on an ecosystem's food web.
It will increase the number of aquatic species
It will decrease the availability of water and food resources
It will have no impact on terrestrial species
It will only affect the top predators
Plan a basic strategy for restoring an ecosystem that has been affected by a flood.
Introduce non-native species to the area
Allow natural recovery without intervention
Remove debris and replant native species
Increase human activity in the area
