Answer Key of IB Security Assistant Executive Exam held today.] Click on the link below to download the question paper IB security assistant question paper held on 17 feb 2019 1 (B). 6,360 51. (C). Excretion 2 (A). α+ β = – 52. (B). Synapse 3 (D). None of these 53. (D). Pollen grains 4 (C). […]