IGCSE Marine Science (0697) — May–June 2024, Paper 13

Fig. 1.1 shows a leatherback turtle during part of its life cycle. Explain why this turtle migrates to the same sandy beach every three years.

Draw one line to match each term to its description. You should draw four lines in total. term description --- --- ecosystem the community and its environment interacting together…

Fig. 3.1 shows a bacterial cell with structures labelled J, K and L. Identify the structures labelled J, K and L in Fig. 3.1. J: K: L:

Water is constantly cycled around the Earth in the water cycle. Name the energy source that drives the water cycle.

Fig. 5.1 shows a cross-section of a coral polyp with features D, E and F labelled. Complete Table 5.1 to state the names and functions of features D, E and F in Fig. 5.1. Note: F…

Fig. 6.1 shows the total fish catch in a local fishery since 1980. Calculate the percentage change in total fish catch between 1990 and 2010. Show your working.

Fig. 7.1 shows a line graph of temperature change with depth for a temperate region of the ocean. Temperature (°C) is shown on the x-axis (0–30°C) and depth (m) on the y-axis…

The world's oceans provide sustainable resources which are of benefit to the human population. Describe how a resource is used sustainably.