Advanced Placement (AP), 06.11.2020 05:50 austintules2005

Which factor does not affect species richness on islands? Age of island
Geographical location
Habitat size
Island shape
Question 2(Multiple Choice Worth 3 points)

(02.02 MC)

Which combination of factors will result in an island community with the lowest ecological tolerance?

Upwelling of colder ocean water, increased sunlight
Introduction of invasive species, increased freshwater sources
Increased human population, increased agricultural expansion
Increased colonization, decreased extinction rate
Question 3(Multiple Choice Worth 3 points)

(02.02 MC)

The table depicts characteristics of five amphibian species (A–E). Use the information in the table to answer the following question:

Ecological ParameterSpecies ASpecies BSpecies CSpecies DSpecies E
Temperature Range15–30 °C10–40 °C15–20 °C10–30 °C15–25 °C
Freshwater or Brackish WaterFresh//brackish
Food SourcesVariedTwo mainland species of grasshopperOnly island arthropodsVariedVaried
HabitatLakesEstuaries/pondsEstuarie s/pondsLakesLakes

Which individual(s) of the species listed in the table would likely die if moved to a new island habitat?
Species C and E
Species A and C
Species A only
Species B only
Question 4(Multiple Choice Worth 3 points)

(02.02 LC)

Island biogeography studies the on islands.

mountain topography
natural disasters
distribution of species
climate change
Question 5(Multiple Choice Worth 3 points)

(02.02 MC)

Increased deforestation reduces the habitat for an arthropod species preferred by an island reptile. Which of the following descriptions predicts the most likely outcome for these two species?

The reptile population increases as arthropods are confined to smaller sections of the island.
The reptile population decreases as arthropods decrease with their habitat.
Island arthropods decrease as the reptile population increases.
Island arthropods and reptiles both increase in the island habitat.
Question 6(Multiple Choice Worth 3 points)

(02.02 MC)

Which statement describes a factor in the island biogeographical model?

Dispersing species are more likely to find smaller secluded habitats
Smaller populations are less likely to go extinct
Large islands have less available niches for immigrating species
Islands closer to the mainland have greater colonization
Question 7(Multiple Choice Worth 3 points)

(02.02 LC)

Which of the following ideas helps explain the factors that affect island colonization of and species richness for a region?

Species-area effect
Rescue effect
Target effect
Time/stability hypothesis
I and II
II and III
I, II, IV
I, II, III, IV

Answers: 2

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Which factor does not affect species richness on islands? Age of island
Geographical location...

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