Sciences Co-ordinated 9-1 0973: B9 - Diseases and immunity Topical Past Paper Questions
Cambridge IGCSE Sciences Co-ordinated 9-1 (0973) past-paper questions on B9 - Diseases and immunity, free. This topic is frequently examined across 13 exam sessions. Sign in for the full topic-segregated question bank and AI worksheets.
Sample questions
A farmer selectively breeds different types of chicken. Table 3.1 shows some information about the chickens. Table 3.1 (a) The farmer decides to breed a new type of chicken. This new type of chicken will produce: • a higher number of eggs per month eggs with a higher mass. Descri…
(a) (i) Mitosis is a type of cell division. State two roles of mitosis in the human body. 1 .....2 (ii) Describe what happens to the chromosomes before mitosis occurs. [1] (b) Meiosis is another type of cell division. Place one tick (✓) in each row to show if the process occurs i…
(a) A student investigates antibiotic resistance in one strain of bacteria. They use five different antibiotics on paper discs. The antibiotic discs are placed in a Petri dish with the bacteria and left for three days. Fig. 7.1 shows the results. Fig. 7.1 Identify the antibiotic…
Sign in required
Full B9 - Diseases and immunity question set, mark schemes and AI worksheets
Log in for the full topic-segregated question set, mark schemes, and AI worksheets built from every Sciences Co-ordinated 9-1 past paper. New accounts start with 25 free credits.
Explore all Sciences Co-ordinated 9-1 topics
All Sciences Co-ordinated 9-1 topics