WorksheetsElephant Vocab Set #1
Total questions: 20
Worksheet time: 38mins
What is the term for the nonliving parts of an ecosystem?
Biotic
Abiotic
Producer
Consumer
Which of the following is an example of a limiting factor in an ecosystem?
Photosynthesis
Water availability
Population density
Trophic level
Define "carrying capacity" in the context of an ecosystem.
The number of different species in an ecosystem
The maximum number of organisms that an environment can sustainably support
The total biomass of an ecosystem
The rate of energy flow through an ecosystem
Match the following terms with their definitions:
An organism that breaks down dead organic material
An organism that produces its own food through photosynthesis
An organism that obtains energy by consuming other organisms
How does population density affect the carrying capacity of an ecosystem?
Higher population density always increases carrying capacity
Lower population density always decreases carrying capacity
High population density can lead to resource depletion, affecting carrying capacity
Population density has no effect on carrying capacity
Explain how abiotic factors can influence the distribution of a population in an ecosystem.
Abiotic factors provide food for the population
Abiotic factors determine the genetic traits of the population
Abiotic factors like temperature and water availability can limit where a population can thrive
Abiotic factors have no influence on population distribution
What is the relationship between a consumer and a producer in an ecosystem?
Consumers produce energy for producers
Producers consume energy from consumers
Consumers obtain energy by consuming producers
Producers and consumers do not interact
Analyze how a change in one limiting factor, such as water availability, might impact an entire ecosystem.
Only the plants would be affected
Only the animals would be affected
It could lead to a chain reaction affecting all organisms, altering population sizes and interactions
It would have no significant impact
Predict the impact on an ecosystem if a new species is introduced that competes with native species for the same resources.
The new species will have no effect on the ecosystem
The native species may decline due to increased competition for resources
The new species will immediately become extinct
The ecosystem will become more stable
Evaluate the role of biotic factors in maintaining the balance of an ecosystem.
Biotic factors are irrelevant to ecosystem balance
Biotic factors, such as predators and prey, help regulate population sizes and resource use
Biotic factors only contribute to ecosystem imbalance
Biotic factors only affect the abiotic components
What is the primary function of a trophic level in an ecosystem?
To measure the amount of sunlight in an ecosystem
To categorize organisms based on their role in the flow of energy
To determine the genetic diversity of an ecosystem
To assess the mineral content of the soil
Identify which of the following is a biotic factor in an ecosystem.
Soil pH
Temperature
Fungi
Water
How might an increase in population density affect the availability of resources in an ecosystem?
Resources will become more abundant
Resources will become less available due to increased competition
Resources will remain unchanged
Resources will be unaffected by population density
Discuss the potential consequences of exceeding the carrying capacity of an ecosystem.
The ecosystem will support more organisms indefinitely
There will be no consequences
It can lead to resource depletion, habitat destruction, and population crashes
The carrying capacity will automatically increase
Match the following terms with their descriptions:
All the living things and nonliving elements in a given area
The living parts of an ecosystem
The nonliving parts of an ecosystem
What role do decomposers play in an ecosystem?
They produce energy for primary consumers
They break down dead organic matter, recycling nutrients
They compete with producers for sunlight
They increase the carrying capacity of an ecosystem
How does biodiversity contribute to the resilience of an ecosystem?
Biodiversity decreases ecosystem stability
Biodiversity has no effect on ecosystem resilience
Higher biodiversity can enhance ecosystem resilience by providing functional redundancy
Biodiversity only affects the aesthetic value of an ecosystem
Identify this populations carrying capacity
If there is 2000 kcal (units) of energy at the producer level in this particular ecosystem, how many kcal of energy will be available for hawk?
2000 kcal
200 kcal
20 kcal
2 kcal
0.2 kcal
If the hawk population decreases what will happen to the snake populations?
Increases
Decreaeses
Stays constant
