IB Biology SL C4.1.4 Capture Mark Release Recapture Topic Practice

a. (random) sample is captured and marked;

b. captured sample is released and left for a period of time

OR captured sample is released and allowed to mix with general population;

c. second sample is captured, and (both the total number and) the number of marked ticks counted;

d. calculate population using the Lincoln (Peterson) index

OR

correct formula/description of formula;

b. An indication of time is required or the
idea of mixing with the general
population. Not just 'released'

3 max