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सी.आई.एस.सी.ई.आईसीएसई ICSE Class 6

What are communicable diseases?

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प्रश्न

What are communicable diseases?

संक्षेप में उत्तर
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उत्तर

Diseases which spread from an infected person to a healthy person are called communicable or infectious diseases. These diseases are caused through infections by microbes called pathogens.

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अध्याय 7: Health and Hygiene - Microorganisms and Diseases

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सेलिना Concise Biology [English] Class 6 ICSE
अध्याय 7 Health and Hygiene
Microorganisms and Diseases | Q 1.1

संबंधित प्रश्न

Fill in the blank: 

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


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

 Which one of the following is a communicable disease?


Given below is a crossword puzzle. Read the clues across and clues down, 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.

5. This is the vaccine for preventing tuberculosis.

6. An organ usually affected by tuberculosis

7. Jumbled spelling of one of the most common insect which visits our exposed foods and contaminates them.

8. Cover this part of your body by a handkerchief while sneezing to prevent droplet infection to others.

9. These may readily grow in your hair, if you do not wash it regularly.

10. A disease that weakens body’s defence system against infections. 

Clues down

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

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

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

4. The disease pertussis is popularly known as whooping 

1  V   2 U     3 4
            A O
    5  B       U  
        6  L     G
7  I S   F       H
8   S       I  
E       9 I C  
  10 A   D     E  

Define the following:

Malnutrition 


Give the symptoms of marasmus.


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

Which of the following diseases is spread through infected rats?


Define the following: Atherosclerosis


What is atherosclerosis?


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

AIDS is caused by a bacterium.


Which of the following diseases can be prevented using Ty 21 as a vaccine?


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