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20
×
Why do most ecological pyramids only go up to the tertiary consumer level?
decrease in energy
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15
×
What trophic level are the owls in?
4th
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15
×
Where on the graph would indicate where the hare reached its carrying capacity?
student points at correct spot on graph
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eraser
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rocket
Go to first place!
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fairy
Take points!
5
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15
20
25
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baam
Lose 15 points!
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15
×
Why are decomposers in soils and water important to ecosystems?
they recycle nutrients
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15
×
As resources in a population become less available, the population is reaching___.
its carrying capacity
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15
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What process removes carbon from the atmosphere?
photosynthesis
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15
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A variable that influences an individuals probability of survival and reproduction in a manner that depends on the size of the population
density-dependent limiting factor
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25
×
Give 2 reasons why nutrient cycles are important. Be specific in what they are used for in terms of macromolecules.
CHONP (carbs, lipids, proteins, nucleic acids)
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seesaw
Swap points!
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gold
Win 50 points!
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gift
Win 10 points!
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banana
Go to last place!
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15
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How does transpiration play a role in the water cycle?
it returns water vapor to the atmosphere from a plant
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15
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What is the term for something that controls the growth or size of a population?
limiting factor
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eraser
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rocket
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fairy
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25
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banana
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15
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What is a factor that can increase the growth of the population?
any acceptable answer (births, immigration, abundant resources, etc.)
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15
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Give an example of density dependent limiting factors and density independent limiting factors.
any acceptable answer
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25
×
Describe the difference between exponential growth and logistic growth.
exponential - growth rate stays the same over time and has no limit due to unlimited resources; logistic - limited by limited resources
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