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Question 17N.3.HL.TZ0.15b

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Date November 2017 Marks available [Maximum mark: 1] Reference code 17N.3.HL.TZ0.15b
Level HL Paper 3 Time zone TZ0
Command term State Question number b Adapted from N/A
b.
[Maximum mark: 1]
17N.3.HL.TZ0.15b

Wild turkeys (Meleagris gallopavo) once inhabited most forested areas of North America. As an important food source for early European settlers, the population of M. gallopavo seriously decreased. Due to recent conservation efforts, population numbers are increasing.

[Source: https://commons.wikimedia.org/wiki/File:A_wild_turkey_in_Middleboro,_Massachusetts.jpg]

The curve shows a population of M. gallopavo from 2000 to 2015 in Ohio in the mid-western USA.

(b)

State how the population of M. gallopavo may have been determined.

[1]

Markscheme

capture–mark–release–recapture/Lincoln/Peterson method

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