AP Environmental Science/ Unit 2: The Living World: Biodiversity

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You’ll learn about the importance of biodiversity within ecosystems and the impact of outside factors on the evolution of organisms.

Question Difficulty:

Question	Difficulty	Students Solved
Thermal Expansion and Sea-Level Rise	easy	8
Role of Pioneer Species in Primary Succession	easy	7
Supporting Ecosystem Services	medium	5
Characteristics of Random Natural Disruptions	easy	7
Calculating Sea-Level Change From Subsidence	easy	8
Primary Succession Example	easy	8
Thermal Expansion and Sea-Level Rise	easy	10
Indicator Species and Water Quality	medium	5
Calculating Net Primary Productivity Increase	easy	6
Speciation During Primary Succession	hard	9
Calculating Net Primary Productivity	easy	8
Primary Succession Pioneer Species	easy	8
Indicator Species and Air Quality	easy	7
Monarch Butterfly Migration Shift	medium	8
Seasonal Migration as an Adaptation	easy	6
Purpose of Behavioral Adaptations	easy	8
Island Distance and Species Immigration	easy	5
Causes of Short-Term Wildlife Migration	easy	7
Identifying Behavioral Adaptations	easy	5
Ecological Tolerance and Niche	easy	5

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Rank	User	Correct Count	Attempt Count	Total Time	Score
#1	elyfeng532	70	80	0m 00s	6,900
#2	hamdikhalid36	59	87	0m 02s	5,618
#3	leoguinea0611	60	130	0m 02s	5,298
#4	johantuazon78	51	64	0m 00s	4,970
#5	nidhishenoy321	61	75	18m 06s	4,874
#6	andymeng14440	61	68	28m 46s	4,304
#7	chloeh59	76	99	54m 33s	4,097
#8	anderson.chenenglish	42	56	3m 21s	3,859
#9	kingmomani446	52	65	33m 21s	3,069
#10	yeseo.choi1034	29	35	0m 00s	2,840

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