Thursday, 4 February 2016

TEXTBOOK ANSWERS AND SOLUTIONS OF CBSE CLASS IX SCIENCE Chapter 13 Why do we fall ill



2) A doctor/nurse/health- worker is exposed to more sick people than others in the community. Find out how she/ he avoids getting sick herself/ himself.

ANSWER:-The following precautions must be taken by a doctor/ nurse/ health-worker:
a)Ensuring proper cleanliness and personal hygiene.
b)Eating healthy and nutritious food.
c) Wearing a mask when in contact with a diseased person.
d) Keeping yourself covered while moving around an infected place.

3) A baby is not able to tell her/his caretakers that she/he is sick. What would help us to find out?
(a) That the baby is sick?
(b) What is the sickness?

ANSWER:-(a) The baby is sick can be determined by his/her behavioral changes such as constant crying of baby, improper intake of food, frequent mood changes, etc.

(b) The sickness is determined by symptoms or indications that can be seen in the baby. The symptoms include vomiting, fever, loose motion, paleness in the body, etc.

5) 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.


ANSWER:-(c)A person is more likely to fall sick when she is on a four day fast after recovering from malaria and is taking care of someone who is suffering from chicken pox.

6) 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?

ANSWER :-( c) You are more likely to fall sick when your friend is suffering from measles. This is because measles is highly contagious and can easily spread through respiration



Written By Badal Paul
The author is a passionate blogger, writer and educationalist. This blog is created to ease troubles of the Cbse students. The author holds multiple blogs and the writer of the Novel KALCHAKRA, OOM AND THE CHOSEN FIVE.