ICSE Class 8CISCE
Share
Notifications

View all notifications
Books Shortlist
Your shortlist is empty

Selina solutions for Class 8 Biology chapter 8 - Diseases and First Aid

Selina Concise Biology for Class 8 (2018-19 Session)

Login
Create free account


      Forgot password?

Chapters

Selina Selina Concise Biology Class 8 (2018-19 Session)

Selina Concise Biology for Class 8 (2018-19 Session)

Chapter 8: Diseases and First Aid

Chapter 8: Diseases and First Aid solutions [Page 0]

 Put a tick mark (✓) against the correct alternative in the following statement:  

A mosquito is a vector for

  1. Typhoid
  2. Cholera
  3. Malaria
  4. Jaundice 

Put a tick mark (✓) against the correct alternative in the following statement: 

 Dengue is caused by a

  1. Protozoan
  2. Virus
  3. Worm
  4. Fungus

Put a tick mark (✓) against the correct alternative in the following statement: 

The idea of vaccination was conceived by

  1. Charles Darwin
  2. Alexander Flemming
  3. Issac Newton
  4. Edward Jenner 

 Put a tick mark (✓) against the correct alternative in the following statement: 

Which one of the following is not a psychotropic drug ?

  1. Morphine
  2. Cocaine
  3. Heroin
  4. Penicillin   

Put a tick mark (✓) against the correct alternative in the following statement: 

 Which one of the following is a communicable disease ?

  1. Measles
  2. Cancer
  3. Heart stroke
  4. Allergy   

Put a tick mark (✓) against the correct alternative in the following statement: 

Cataract is a disease of: –

  1. Ears
  2. Nose
  3. Eyes
  4. Throat 

Put a tick mark (✓) against the correct alternative in the following statement: 

Infectious diseases can be prevented by:

  1. Medicines
  2. Proper food
  3. Immunisation
  4. Exercise  

Put a tick mark (✓) against the correct alternative in the following statement:  

Which one of the following is a genetic disease ?

  1. Scurvy
  2. Leukemia
  3. Goitre
  4. Haemophilia 

 Put a tick mark (✓) against the correct alternative in the following statement: 

Which one of the following is a degenerative disease ?

  1. Thalassemia
  2. Beri-beri
  3. Cataract
  4. Diabetes 

 Put a tick mark (✓) against the correct alternative in the following statement    

Pellagra is one disease caused by the deficiency of:

  1. Vit. B3
  2. Vit. B1
  3. Vit. C
  4. Vit. D 

 

Put a tick mark (✓) against the correct alternative in the following statement:

Hay fever and asthma are

  1. Deficiency diseases
  2. Genetic diseases
  3. Organic diseases
  4. Allergy diseases 

Put a tick mark (✓) against the correct alternative in the following statement: 

Which one of the following vitamin deficiency diseases can be cured by eating a diet which includes carrot, yellow fruits, vegetables, butter, milk, fish ?

  1. Beri-beri
  2. Dermatitis
  3. Night blindness
  4. Scurvy  

Chapter 8: Diseases and First Aid solutions [Page 0]

What is a non-communicable disease ? 

What are communicable diseases ?

Name three such diseases. 

How can we control spreading of diseases by mosquitoes and houseflies ?

Public hygiene is equally important as personal hygiene. Give reasons. 

What is a deficiency disease ?

Biting nails should be strictly avoided. Give reason. 

Regular exercise and proper rest is a must. Give reason.

Children eating more of fast food tend to suffer from obesity (overweight). Comment.

Chapter 8: Diseases and First Aid solutions [Page 0]

A viral disease caused due to unhealthy sexual contact..................

A disease caused due to Plasmodium

A disease caused by the bite of female Anopheles mosquito 

Two viral diseases caused by mosquito bites 

Any droplet — borne disease. 

A viral disease caused by the bite of a dog 

A disease due to choking of coronary artery 

Two diseases caused due to deficiency of protein in the diet of a child.

Chapter 8: Diseases and First Aid solutions [Page 0]

 Write short (2-3 sentences) note on

Disease.

 

Write short (2-3 sentences) note on immunisation.

 

Write short (2-3 sentences) note on pathogen.

Write short (2-3 sentences) note on AIDS. 

Write short (2-3 sentences) note on vaccination. 

 Write short (2-3 sentences) note on vector.  

Chapter 8: Diseases and First Aid solutions [Page 0]

Fill in the blank by selecting suitable word given below: 

 (clotting, goitre, insuline, rickets, iron, proteins) 

Anaemia is caused due to the deficiency of .......... 

Fill in the blank by selecting suitable word given below: 

(clotting, goitre, insuline, rickets, iron, proteins)

Deficiency of Vit. D causes ............ in children. 

Fill in the blank by selecting suitable word given below: 

(clotting, goitre, insuline, rickets, iron, proteins) 

 Deficiency of iodine in the diet may cause........... 

Fill in the blank by selecting suitable word given below: 

(clotting, goitre, insuline, rickets, iron, proteins)  

Diabetes is caused due to undersecretion of.................  

Fill in the blank by selecting suitable word given below: 

(clotting, goitre, insuline, rickets, iron, proteins)  

Kwashiorkor is caused due to the deficiency of ................ 

Fill in the blank by selecting suitable word given below: 

(clotting, goitre, insuline, rickets, iron, proteins) 

Haemophilia is a disease caused due to slow .................of the blood. 

Chapter 8: Diseases and First Aid solutions [Page 0]

 Find the odd one out: 

Typhoid, cholera, jaundice, tuberculosis, tetanus. 

Find the odd one out: 

Cold, AIDS, plague, malaria, measles. 

Find the odd one out: 

Scurvy, rickets, haemophilia, pellagra, night blindness.   

Find the odd one out: 

Proteins, carbohydrates, fats, minerals, cancer.  

Chapter 8: Diseases and First Aid solutions [Page 0]

Fill in the blank in the following table: 

Vitamin Name of the deficiency Diseases Source of vitamin Function of vitamin 
Vitamin A  .............. ............  
............ Beri-beri  ...........  
Ascorble acid  Rickets (in childhood bones turn soft) ..........  
    ...........   

Chapter 8: Diseases and First Aid solutions [Page 0]

What is vaccination? Mention the four ways in which vaccine’s are prepared, giving the name of one disease for which each type of vaccine is used. 

Burns can be superficial burns, deep burns or chemical burns. What emergency care you would suggest in each case.

Describe the ways in which communicable diseases are transmitted through various indirect methods. 

Given a crossword puzzle. Read the clues across and clues downward, and fill up the blank squares. Check up your performance with the correct solution given at the end. 

Clues across

  1. Category of pathogen that causes diseases, like common cold and mumps.
  2. These may readily grow in your hair, if you do not wash it regularly.
  3. This is the vaccine for preventing tuberculosis.
  4. Cover this part of your body by a handkerchief while sneezing to prevent droplet infection to others.
  5. The disease pertussis is popularly known as whooping
  6. One of the most common insects which visits our exposed foods and contaminates them.
  7. A disease that weakens body’s defence system 

8.Germ or germ – substance introduced into the body to prevent occurrence of an infectious disease.

9.A disease in which the eyes, the skin and the urine turn yellow.

10.An organ usually affected by tuberculosis.

11.A disease caused by the bite of an infected dog, and which affects the central nervous system.

 

Chapter 8: Diseases and First Aid solutions [Page 0]

Multiple choice questions. Tick (✓) the correct choice: 

 Which of the following is a disease caused by bacteria?  

  1. cholera 
  2. AIDS
  3. malaria
  4. rabies

Multiple choice questions. Tick (✓) the correct choice: 

Which of the following is not a viral disease? 

  1. pneumonia
  2. measles 
  3. polio
  4. rabies 

Multiple choice questions. Tick (✓) the correct choice: 

Ringworm is a disease caused by  

  1. protozoa
  2. bacteria
  3. virus
  4. fungi 

Multiple choice questions. Tick (✓) the correct choice: 

Kwashiorkor is caused by

  1. smoking 
  2. worms
  3. virus
  4. imbalance in diet 

Chapter 8: Diseases and First Aid solutions [Page 0]

Fill in the blanks : 

Over-eating causes a disease called.................. 

Fill in the blanks :   

Food poisoning is caused by ....................  

 Fill in the blanks :

One of the diseases caused by protozoa is ...................

Chapter 8: Diseases and First Aid solutions [Page 0]

Find the odd one out, giving reason:
Pneumonia, cholera, leprosy, measles Measles:  

Chapter 8: Diseases and First Aid solutions [Page 0]

Define the following:  

Diseases

Define the following:  

Malnutrition

Chapter 8: Diseases and First Aid solutions [Page 0]

Name the following: 

Two diseases each caused by bacteria, protozoa and virus.  

Answer the following questions: 

 Column A  Column B
1. Beri-beri (a)Vitamin C 
2. Anaemia  (b)Vitamin  D 
3.Scurvy  (c)Vitamin A
4. Rickets  (d)Vitamin `B _1`
5. Goitre  (e)Iron 
6. Night blindness (f)Iodine 

Name the following: 

Organism which causes malaria.  

Name the following: 

Cause of obesity. 

Chapter 8: Diseases and First Aid solutions [Page 0]

List the causes of diseases. 

What are deficiency diseases? 

 

Differentiate between undernutrition and malnutrition.

Chapter 8: Diseases and First Aid solutions [Page 0]

Multiple choice questions. Tick (✓) the correct choice: 

 Kwashiorkor is a disease caused by

  1. microbes
  2. deficiency of nutrients
  3. environment
  4. defects in body organs 

Multiple choice questions. Tick (✓) the correct choice: 

Deficiency of vitamin C causes 

  1. scurvy
  2. beri-beri
  3. rickets
  4. skin diseases

 Multiple choice questions. Tick (✓) the correct choice:  

Deficiency of vitamin K can cause  

  1. haermorrhage 
  2. bleeding gums
  3. rickets
  4. skin diseases

Chapter 8: Diseases and First Aid solutions [Page 0]

Fill in the blanks: 

Protruding belly is a symptom noticed in ......................

 Fill in the blanks: 

The disease kwashiorkor results from the deficiency of.............. 

Fill in the blanks:  

The mineral ..............is responsible for tooth decay.

Chapter 8: Diseases and First Aid solutions [Page 0]

Find the odd one out, giving reasons:  

Kwashiorkor, scurvy, beri-beri, night blindness. 

Find the odd one out, giving reasons:  

Goitre, tooth decay, anaemia, rickets.

Chapter 8: Diseases and First Aid solutions [Page 0]

Name the following: 

Three vitamin-deficiency diseases. 

 

Name the following:  

Three mineral-deficiency diseases.

Chapter 8: Diseases and First Aid solutions [Page 0]

Mention the food constituents which may be lacking in one’s diet, in case of the following:  

A child having rickets. 

Mention the food constituents which may be lacking in one’s diet, in case of the following:  

A person suffering from scurvy.  

 Mention the food constituents which may be lacking in one’s diet, in case of the following:  

A person suffering from beri-beri. 

Mention the food constituents which may be lacking in one’s diet, in case of the following:  

A child suffering from kwashiorkor. 

Mention the food constituents which may be lacking in one’s diet, in case of the following:  

A person suffering from poor eyesight.

Mention the food constituents which may be lacking in one’s diet, in case of the following:  

A person suffering from anaemia. 

 

Chapter 8: Diseases and First Aid solutions [Page 0]

 Answer the following question:  

What is meant by PEM? Name the diseases caused by PEM. 

 Answer the following question:  

Give the symptoms of kwashiorkor and marasmus.

Answer the following question : 

Why should we not eat polished rice?  

 

Chapter 8: Diseases and First Aid solutions [Page 0]

Multiple choice questions. Tick (✓) the correct choice: 

Which of the following diseases is spread through coughing and sneezing? 

  1. Diphtheria
  2. Hepatitis
  3. Tetanus
  4. Polio 

Multiple choice questions. Tick (✓) the correct choice: 

Which of the following diseases is transmitted by a carrier? 

  1. Dengue
  2. Tetanus
  3. Hepatitis
  4. Common cold

Multiple choice questions. Tick (✓) the correct choice: 

Which of the following diseases is spread through infected rats?  

  1. Hepatitis
  2. Dengue
  3. Plague
  4. Common cold

Multiple choice questions. Tick (✓) the correct choice: 

Which of the following is a non-infectious disease? 

  1. Cholera
  2. Thypoid
  3. Diabetes
  4. Plague

Multiple choice questions. Tick (✓) the correct choice: 

A disease spread by the bite of a mad dog is  

  1. Rabies
  2. Plague
  3. Polio
  4. Measles

Chapter 8: Diseases and First Aid solutions [Page 0]

Define the following: 

Pathogen  

Define the following:  

 Vector 

Define the following: 

Droplet infection  

 Define the following: 

Infectious diseases  

Chapter 8: Diseases and First Aid solutions [Page 0]

 Mention the causal organisms of the following diseases:  

Cholera

Mention the causal organisms of the following diseases:  

Tuberculosis

Mention the causal organisms of the following diseases:

Common cold 

 Mention the causal organisms of the following diseases:  

Chickenpox

Mention the causal organisms of the following diseases: 

Typhoid  

 

Mention the causal organisms of the following diseases:  

Polio 

Mention the causal organisms of the following diseases: 

Rabies  

Chapter 8: Diseases and First Aid solutions [Page 0]

What are communicable diseases ?

Name three such diseases. 

List the different ways by which communicable diseases are transmitted. 

Differentiate between communicable and non-communicable diseases. 

Chapter 8: Diseases and First Aid solutions [Page 0]

Multiple choice questions. Tick (✓) the correct choice: 

 Malfunctioning of pancreas causes 

  1. diabetes 
  2. arthritis
  3. cataract
  4. goitre

Multiple choice questions. Tick (✓) the correct choice: 

First vaccine was produced by   

  1. Pasteur
  2. A. Fleming
  3. Jenner 
  4. Robert Hooke

Multiple choice questions. Tick (✓) the correct choice: 

 Cataract is a disease of the   

  1. heart
  2. eye 
  3. kidney
  4. pancreas 

Chapter 8: Diseases and First Aid solutions [Page 0]

Fill in the blank: 

The disease caused by the bite of a mad dog is.................. 

Fill in the blank:  

Diseases of heart and kidney are due to ........................

Fill in the blank: 

Uremia is caused due to the malfunctioning of............... 

Chapter 8: Diseases and First Aid solutions [Page 0]

Find the odd one out, giving reasons: 

Diabetes, arthritis, cataract, obesity.  

Chapter 8: Diseases and First Aid solutions [Page 0]

 Define the following:  

Vaccination 

Define the following:   

Immunisation

 

Define the following: 

Immunity  

Define the following: 

Vaccine  

Define the following: 

Pathogen 

Define the following: 

Atherosclerosis 

Chapter 8: Diseases and First Aid solutions [Page 0]

Write, in brief, about the following:  

 Fever 

Write, in brief, about the following 

Allergy 

Write, in brief, about the following: 

First-aid measures in case of cuts, burns, bites and stings.

What would you do to lead a healthy life? 

 

What steps would you take to prevent and control diseases? 

 

Mention the contributions of 

Edward Jenner 

Mention the contributions of 

Louis Pasteur. 

What is diabetes? What are the symptoms? 

 

What is atherosclerosis? Name the organs which are affected in this disease.

How does vaccination prevent diseases? 

Chapter 8: Diseases and First Aid solutions [Page 0]

Which of the following statement are true (T) and which ones are false (F)? Mark T or F: 

AIDS is caused by a bacterium. 

Which of the following statement are true (T) and which ones are false (F)? Mark T or F: 

Sneezing is an example of droplet infection.  

 Which of the following statement are true (T) and which ones are false (F)? Mark T or F: 

Malaria is a vector-borne disease.  

Which of the following statement are true (T) and which ones are false (F)? Mark T or F: 

Atherosclerosis is a disease of the liver.  

Which of the following statement are true (T) and which ones are false (F)? Mark T or F: 

Filariasis is caused by worms.     

Chapter 8: Diseases and First Aid solutions [Page 0]

 Give differences between the following:
First degree burn and second degree burn.  

Chapter 8: Diseases and First Aid solutions [Page 0]

Give the first aid measures in case of second degree burns. 

Name three commonly used vaccines. 

How vaccination helps to prevent diseases? 

Why should you not allow water to stagnate near your house? 

 

Chapter 8: Diseases and First Aid solutions [Page 0]

Crossword Puzzle 
DOWN

  1. A disease caused due to the bite of a mad dog. (6)
  2. Kwashiorkor and marasmus are caused due to the deficiency of this food component. (7)
  3. A disease causing bleeding gums. (6)
    ACROSS
  4. A disease due to deficiency of vitamin D. (7)
  5. Diabetes is caused due to deficiency of this hormone. (7)
  6. The deficiency of this mineral causes anaemia. (4)

Chapter 8: Diseases and First Aid solutions [Page 0]

Obesity can lead to many problems. Name them. 

What does deficiency of carbohydrates lead to?

What are antibiotics? 

 

Who discovered the first antibiotic?

Give examples of diseases caused by: 

  1. Fungus
  2. Insect bite
  3. Ingesting infected food and water
  4. Pollution/allergy
  5. Worms 

Fill in the blank: 

............. proved that microbes cause diseases.

Name two diseases caused by animal bites. 

Name few contact infections. 

What bad habits can lead to bad health? 

Name few vectors and diseases caused by them. 

 

Name the vitamin and mineral whose deficiency causes rickets. 

Name the nutrient lacking in one’s diet if a person suffers from: 

  1. Haemorrhage
  2. Dehydration
  3. Paralysis
  4. Tooth decay
  5. Skin diseases 

Who gave the ‘germ theory of disease’?

How can microorganisms enter our body?

What is conjunctivitis? 

Name few diseases which are transmitted by air. 

What are degenerative diseases? Why do they occur?

Name few diseases caused by malfunctioning of body organs.

Which body part produces insulin?

What are coronary heart diseases? 

Name a disease which causes opaque eye lens and hence blindness. 

What is rabies? 

What are antibodies?

Fill in the blanks:

Malfunctioning of ................can lead to accumulation of toxic substances in the body. 

Fill in the blank:  

Lack of insulin may lead to ................

Fill in the blank:  

........... is opposite to health.

Fill in the blank: 

Intake of inadequate or excess food or unbalanced diet leads to .................  

Fill in the blank: 

Intake of inadequate or excess food or unbalanced diet leads to .................  

Fill in the blank: 

................ proved that microbes cause diseases.

Fill in the blank: 

Inflammation of joints result in ................. 

Give a brief note on body’s natural defence mechanism to overcome diseases

List few precautions taken to maintain personal hygiene and cleanliness. 

Chapter 8: Diseases and First Aid

Selina Selina Concise Biology Class 8 (2018-19 Session)

Selina Concise Biology for Class 8 (2018-19 Session)

Selina solutions for Class 8 Biology chapter 8 - Diseases and First Aid

Selina solutions for Class 8 Biology chapter 8 (Diseases and First Aid) include all questions with solution and detail explanation. This will clear students doubts about any question and improve application skills while preparing for board exams. The detailed, step-by-step solutions will help you understand the concepts better and clear your confusions, if any. Shaalaa.com has the CISCE Selina Concise Biology for Class 8 (2018-19 Session) solutions in a manner that help students grasp basic concepts better and faster.

Further, we at Shaalaa.com are providing such solutions so that students can prepare for written exams. Selina textbook solutions can be a core help for self-study and acts as a perfect self-help guidance for students.

Concepts covered in Class 8 Biology chapter 8 Diseases and First Aid are Meaning of Diseases, Concept of Communicable Diseasess, Diseases - Meaning of Vector, Method of Preventing Diseases in Genera, Vaccination and Immunization, Harmful Effects of Consuming Tobacco, Drinking Alcohol, Taking Drugs., Concept of First Aid Meaning, First Aid - Cases: Burns, Bleeding, Fracture, Object in the Eye, Unconsciousness, Swallowing Poison, Snake Bite, Stings, Concept of Health and Hygiene.

Using Selina Class 8 solutions Diseases and First Aid exercise by students are an easy way to prepare for the exams, as they involve solutions arranged chapter-wise also page wise. The questions involved in Selina Solutions are important questions that can be asked in the final exam. Maximum students of CISCE Class 8 prefer Selina Textbook Solutions to score more in exam.

Get the free view of chapter 8 Diseases and First Aid Class 8 extra questions for Biology and can use Shaalaa.com to keep it handy for your exam preparation

S
View in app×