Limiting Factors and Energy Flow Review

What is a Limiting Factor

• A limiting factor is a resource or condition that limits the growth or abundance of a population.

• A limiting factor is a type of animal species.
• A limiting factor is an unlimited resource available to all species.
• A limiting factor is a condition that enhances the growth of a species.

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Which is not a density-dependent limiting factor?

• Competition for resources
• Predation
• Disease spread
• Natural disasters

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True or False. The higher the population density, the greater the impact of density-dependent limiting factors.

• True

• False

India is a country with over 1 billion people. How would density-dependent limiting factors affect the growth of India's population?

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Water, sunlight, shelter, and space are resources that are often........

• abiotic limiting factors

• biotic limiting factors

• non-limiting factors

• exponetial factors

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Which is not a heterotroph?

• Snail

• Plant
• People

• Deer

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What is an Autotroph?

• An autotroph is an organism that produces its own food.
• An autotroph is an organism that consumes other organisms for energy.
• An autotroph is a type of animal that lives in water.
• An autotroph is an animal that requires sunlight.

What does a Ecological Pyramid show?

• An Ecological Pyramid shows the weather patterns in an area.
• An Ecological Pyramid illustrates the physical structure of a habitat.
• An Ecological Pyramid shows the distribution of energy, biomass, or numbers of organisms in an ecosystem.
• An Ecological Pyramid represents the geographical distribution of species.

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