Biology 0610 · IGCSE · Digestive system

Digestive system — practice question

(a(i))[2]

State the names of H and J. Record your answers on Fig. 5.1.

(a(ii))[3]

On Fig. 5.1 draw label lines with letters to indicate: N where faeces are kept P where most water is absorbed R where digested food is absorbed.

(b(i))[1]

State the name of the process defined as digested food molecules moving into the cells of the body, where they are used and become part of the cells.

(b(ii))[1]

State the name of the process that gets rid of faeces from the body.

(c(i))[2]

Describe the effect of increasing pH on the rate of reaction shown in Fig. 5.2.

(c(ii))[1]

State one factor, other than pH, that affects enzyme activity.

Worked solution & mark scheme

This 10-mark question has a full step-by-step worked solution and mark scheme. One marking point: H = oesophagus

  • Full mark scheme, point by point
  • Step-by-step worked solution
  • Write your answer & get it marked instantly by AI