Standard Four September Test Meru DC | Download All Subjects
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Items (i)-(vi) identify methods for controlling various types of diseases. Identify the disease in the box and the method of control by filling in the correct answer (each item carries 2 marks, = 12).
Cholera, Malaria, Obesity, HIV/AIDS, Diabetes, Cancer, Tuberculosis
(i) Destroying stagnant water and clearing long grass around homes prevents the spread of which
disease? _________________
(ii) Which disease can be prevented by maintaining food and environmental hygiene? ___________
(iii) Which disease can be controlled by eating a balanced diet and exercising?____________
(iv) Abstaining from sexual behaviors reduces the spread of which disease? ___________________
(v) Vaccinating infants and avoiding overcrowding helps prevent which disease? _______
(vi) Stopping the use of alcohol, smoking, drug abuse, and use of bad cosmetics may help to control
which disease? _______________
Arrange the following sentences by assigning them letters A-F, based on how light enters the eye until the image recognition of an object is completed (@ item carries 2 marks, =12).
(i) The Retina receives light from the lens.
(ii) The pupil allows light to enter the eye.
(iii) The iris adjusts the amount of light entering the eye.
(iv) The brain interprets the image of the object.
(v) The image is formed on the retina.
(vi) The lens transmits light and bends it to focus on the retina.
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