Science Combined 0653: B6. Animal nutrition Topical Past Paper Questions

(a) A person is given a vaccination for a disease. A few weeks later the person is infected by the pathogen that causes this disease. Figure 3.1 shows how the concentration of antibodies in the person's blood changes in response to the vaccination and in response to infection by…

(a) Fig. 1.1 shows part of the human alimentary canal and associated organs. Fig. 1.1 (i) Use the letters on Fig. 1.1 to identify the: gall bladder part where absorption takes place part that secretes amylase. [3] (ii) The large intestine has three different parts. One part is ca…

(a) Fig. 1.1 shows part of the human alimentary canal and associated organs. Fig. 1.1 (i) On Fig. 1.1, draw a line and the letter L to label the liver. [1] (ii) State the name of the part labelled X shown on Fig. 1.1. [1] (b) Mechanical digestion takes place in the alimentary can…