Balbharati Class 8 General Science Solutions Health and Diseases

Welcome to NCTB Solutions. Here with this post we are going to help 8th class students for the Solutions of Balbharati Class 8 General Science Book Chapter 2, Health and Diseases. Here students can easily find step by step solutions of all the questions in Health and Diseases. Also our Expert Science Teacher’s solved all the problems with easily understandable language with proper guidance so that all the students can understand easily. Here in this post students will get chapter 2 solutions. Here all the Question Answer are based on Balbharati latest syllabus. Here all the question and answer are based on Maharashtra State Board latest syllabus.

Health and Diseases Exercise question Solutions :

Question no – (1)

Answer :

Difference between Infectious and noninfectious diseases are –

Infectious diseases :

Diseases that spread when a person comes in contact with contaminated air, water ,food or insect and animals are known as Infectious diseases.

Non Infectious diseases :

Diseases that occur without any body contact or infections in a human body are known as Non- Infectious diseases.

Question no – (2)

Answer :

(a) Hepatitis :

Apart from hepatitis every other disease is caused by a mosquito bite.

(b) AIDS :

Apart from AIDS all other diseases are caused by bacteria.

Question no – (3)

Answer :

(a) The various media through which infectious disease can spread are contaminated air, food, water, insects or animals.

(b) The five non – Infectious diseases are as follows :

(1) Asthama

(2) Arthritis

(3) Cystic Fibrosis

(4) Hypertension or High blood pressure

(5) Alzheimer

(c) The main reason for diabetes and heart diseases are heredity, stress, lack of exercise, and obesity.

Question no – (4)

Answer :

(a) Drinking boiled and filtered water.

= We can prevent Hepatitis and Dysentery.

(b) Avoiding smoking and alcoholism.

= We can prevent Cancer and Heart diseases.

(c) Regular balanced diet and exercise.

= We can prevent Diabetes.

(d) Proper checking of blood before blood donation.

= We can prevent spread of infectious diseases like AIDS.

Question no – (5)

Answer :

(a) Master ‘X’ can suffer from which different possible diseases in above conditions?

= In above conditions Master X can suffer from infectious diseases that spread though contaminated water such as Typhoid, Dysentery, Cholera, Tuberculosis, Jaundice and as well as Non Infectious disease such as Diabetes due to the habit of eating non balanced diet.

(b) How will you help him and his family in this situation?

= In this situation I can inform the family of the deadly diseases they can contract using public toilets and eating non balanced diet.

(c) Which disease can occur to the father of master ‘X’?

= The father of Master X can get diseases such as Heart attack and Cancer.

Question no – (6)

Answer :

(a) The preventive measures of Dengue as follows :

Dengue can be prevented by not letting water log into containers, buckets, tires or anything that could hold water for a long time. This could stop mosquitoes from laying eggs.

Question no – (6)

Answer :

(a) The importance of Balanced diet :

A balanced diet will not only give you sufficient energy but will also prevent diseases such as obesity, heart attacks and diabetes.

(b) The importance of Physical exercise and Yogasanas :

Regular practice of yoganas and physical exercise are considered beneficial in regulating obesity thus lowering the chances of having heart attacks, diabetes and other non infectious diseases.

Question no – (7)

Answer :

(a) A list of Viral diseases are as follows :

AIDS
Rabies
Dengue
Swine Flu
Hepatitis
Dysentery

These are the most of Viral diseases.

(b) Most of Bacterial diseases are as follows

Typhoid
Cholera
Tuberculosis
Dysentery

(c) Diseases spread through insects are Dengue and Malaria.

(d) Hereditary disease is Down’s Syndrome.

Question no – (9)

Answer :

Information on modern diagnostics and treatments of cancer

These days Cancer are diagnosed with the help of advanced technologies like CT scan, MRI Scan, mammography and biopsy.

In today’s day Cancer are treated with conventional methods like chemotherapy, radiation therapy, surgery along with modern techniques like robotic and laparoscopic surgery.

Question no – (10)

Answer :

The names and composition of the medicines present on my home is

Medicine name : Castor-NF

Composition : Ofloxacin, Ornidazole, Terbinafine Hydrochloride, Clobetasol Propionate, Methyl Paraben Propyl Paraben.

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