Unit 8: Ecology - AP Biology

/ Unit 8: Ecology

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You’ll explore biological concepts at a broader organism level and analyze how populations interact within communities and ecosystems.

Question Difficulty:

Question	Difficulty	Students Solved
Keystone Species Definition	easy	68
Intermediate Disturbance Hypothesis	hard	49
Conceptual Error in Endothermy	medium	39
Population Growth Equation Variables	easy	46
Endothermic Thermoregulation	medium	40
Simpson's Diversity Index and Species Evenness	medium	32
Characteristics of Circadian Rhythms	medium	29
Keystone Predator and Community Structure	hard	31
Pheromones in Animal Communication	medium	31
Sunlight Reduction and Consumer Biomass	hard	27
Defining Altruistic Behavior	medium	32
Pollinator Keystone Species Function	easy	27
Calculating Deforestation Rate	medium	19
Coral Reef Degradation and Coastal Development	medium	24
Ant and Fungus Mutualism	medium	27
Meteor Impact Environmental Consequence	easy	19
Types of Symbiotic Relationships	easy	24
Sexual Selection in Songbirds	easy	24
Human Impact On The Environment	easy	20
Evolutionary Advantage of Predator Warning Systems	easy	22

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Rank	User	Correct Count	Attempt Count	Time	Score
#1	mapplectgg	75	93	36m 22s	5,138
#2	29choi.minah	44	46	0m 00s	4,380
#3	jaanvi.kona	43	68	0m 00s	4,050
#4	gjm200294	47	168	0m 00s	3,490
#5	almasri.saramo	36	50	0m 00s	3,460
#6	hshyoukhi1	34	50	0m 00s	3,240
#7	Derinchiay2013	38	45	8m 41s	3,209
#8	deliwray000	54	66	35m 43s	3,137
#9	jmorrow632	31	45	0m 00s	2,960
#10	satyaachanti1710	26	35	0m 00s	2,510

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