Q22 - Frog Embryo Sagittal and Cross Sections
Figures X, Y and Z show the sagittal sections (the plane which divides body into left and right parts) of a frog embryo from the surface to the depth, respectively. Figures a-d are cross sections of the same embryo shown in Figure Z.
Figure 1.
Using the information and data, determine which of the statements are true or which are false.
A. Figure "a" is the cross section from region "1".
B. Figure "b" is the cross section from region "3".
C. Figure "c" is the cross section from region "4".
D. Figure "d" is the cross section from region "2".
Question reproduced from IBO 2018, Theoretical Paper 1, licensed under CC BY-NC-SA 4.0 - attributed to the International Biology Olympiad. Open the full exam PDF · Community solutions (unofficial)