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WorksheetsEnergy flows through the ecosystems, production
Total questions: 10
Worksheet time: 5mins
Which of the following is NOT an abiotic factor in an ecosystems ?
Temperature
Sunlight
Predation
Water
The greenhouse effect is caused by:
A hole in the ozone layer
Certain gases trapping heat from the sun
The rotation of the Earth
Volcanic eruptions
Citizen science in ecology can be used to:
Develop new medications
Track the spread of invasive species
Test new technologies
Conduct brain surgery
Which of the following is an example of a renewable energy source?
Coal
Natural gas
Wind power
Oil
A major threat to ecosystems caused by human activities is:
Increased volcanic activity
The movement of tectonic plates
Natural disasters
Habitat destruction
In a food chain, which organism is the primary producer?
Producer
Decomposer
Carnivore
Herbivore
What is the term for the transfer of energy through an ecosystem?
Photosynthesis
Cellular respiration
Nutrient cycle
Food chain
Biodiversity refers to:
The number of individuals in a population
The variety of life on Earth
Te climate of a specific region
The physical features of an environment
What is the main process by which decomposers break down dead organic matter?
Photosynthesis
Symbiosis
Predation
Decomposition
Which of the following is a benefit of healthy biodiversity?
More stable ecosystems
Faster spread of disease
Increased risk of invasive species
Reduced competition for resources
