IGCSE Biology (0610) — October–November 2023, Paper 31

Complete the sentences about movement into and out of cells. Diffusion is the net movement of particles down a concentration gradient. The energy for diffusion comes from the…

Fig. 2.1 is a diagram of part of the human digestive system, with parts labelled A to E. Using the information in Fig. 2.1, state the letters where: chemical digestion of proteins…

Complete the sentences about transpiration using words from the list. Each word may be used once or not at all. List: decomposition, evaporation, mesophyll, phloem, root hair…

Fig. 4.1 is a photograph of part of a kitchen. Describe methods of maintaining hygiene in the home that reduce the spread of disease.

Fig. 5.1 is a diagram of an insect-pollinated flower with structures labelled A to G. State the letters of the structures in Fig. 5.1 that make up the stamen.

The boxes on the left show two terms (community, population). The boxes on the right show the descriptions of some terms: a group of organisms that can reproduce to produce…

HIV infection can lead to AIDS. State the words that the letters HIV represent.

Humans have developed modern farming methods to increase food production. Explain how the use of herbicides and chemical fertilisers has increased food production.