DP Biology (first assessment 2025)

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Question 22M.2.HL.TZ2.1d

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Date May 2022 Marks available [Maximum mark: 1] Reference code 22M.2.HL.TZ2.1d
Level HL Paper 2 Time zone TZ2
Command term Deduce Question number d Adapted from N/A
d.
[Maximum mark: 1]
22M.2.HL.TZ2.1d
(d)

Deduce, based on the data presented, whether the levels of neonicotinoids used in agriculture cause direct harm to B. terrestris.

[1]

Markscheme
  1. yes, as even low/both doses (of first neonicotinoid) affect the (overall) development of colonies negatively; (From Graph 1)
  2. yes, as decreased numbers of queens (likely) affect reproductive capabilities; (From Graph 2)
  3. the second neonicotinoid (likely) had less/little/no effect on the bees as it had little effect on egg size; (From Graph 3)

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