B. Write symptoms, mode of transmission and preventive each
measures for the following. (Also write its cause)
i. Tuberculosis
ii. Cholera
ii. Chickenpox
iv. Measles​

0% 10. use the table to answer the question. which elements would you expect to find mainly in the earth’s core? element density (g/cm3) aluminum 2.7 iron 7.87 nickel 8.9 silicon 2.33 iron and silicon aluminum and silicon aluminum and nickel iron and nickel