The atmosphere of the earth is heated by radiations which are mainly
(a) radiated by the sun
(b) re-radiated by land
(c) re-radiated by water
(d) re-radiated by land and water
05/11/2024
Science
9th
Why Do We Fall ILL
Why is AIDS considered to be a ‘Syndrome’ and not a disease?
05/11/2024
Science
9th
Why Do We Fall ILL
Give any four factors necessary for a healthy person.
05/11/2024
Science
9th
Why Do We Fall ILL
Becoming exposed to or infected with an infectious microbe does not necessarily mean developing noticeable disease. Explain.
05/11/2024
Science
9th
Why Do We Fall ILL
Why are antibiotics not effective for viral disease?
05/11/2024
Science
9th
Why Do We Fall ILL
Why do some children fall ill more frequently than others living in the same
locality?
05/11/2024
Science
9th
Why Do We Fall ILL
What precautions will you take to justify “prevention is better than cure”
05/11/2024
Science
9th
Why Do We Fall ILL
Why is immune system essential for our health?
05/11/2024
Science
9th
Why Do We Fall ILL
What do you mean by disease symptoms? Explain giving two examples?
05/11/2024
Science
9th
Why Do We Fall ILL
What is a disease? How many types of diseases have you studied? Give
examples.
