Under which of the following conditions are you most likely to fall sick ?
(i) when you are taking examinations,
(ii)when you have travelled by bus and train for two days,
(iii) when your friend is suffering from measles. Why ?

Under which of the following conditions are you most likely to fall sick? (a) when you are taking examinations. (b) when you have travelled by bus and train for two days. (c) when your friend is suffering from measles. Why?

Under which of the following conditions is a person most likely to fall sick? (a) when she is recovering from malaria. (b) when she has recovered from malaria and is taking care of someone suffering from chicken-pox. (c) when she is on a four-day fast after recovering from malaria and is taking care of someone suffering from chicken-pox. Why?

why are you more kikly to suffer from an infectin when you trvel by a bus or a tarin for long hours?

In which of the following case do you think the long-term effects on your health are likely to be most unpleasant? (i) If you get jaundice (ii) If you get lice (iii) If you get acne Why?

Which of the following part of your brain generates sensation of cold when you comes out from your home in winters ?