Question

Q.1 Name two diseases caused by Protozoans.
Q.2 Why is immune system is essential for the health?
Q.3 Give any 3 factors necessary for a healthy person.
Q.4 Name of some bacteria diseases..
Q.5 Kala-azar is causes by what?

Answer 1

1.Leishmaniasis and Malaria

2.The human immune system consist of lymphoid organs, tissue cells and antibodies. The immune system recognises foreign antigens and generates an immune response and remembers them. An immune response is the way in which the human body responds to invasion of specific pathogens or antigens. Thus immune system is essential for our health.

3.Listeria and Clostridium perfringens

4.Kala azar is caused by bites from female phlebotomine.

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Hope it helps.

Answer 2

Hi sisya ☺️

❇️❇️❇️Ans1) The disease-caused by protozoans are

1.Malaria

2.Kala azar

3.Amoebic dysentry

4.Sleeping sickness

Ans -3)The factor necessary for healthy person is ;-

1.It is state of complete physical , mental and social well being .

2.A healthy person will be disease free.

3.It depends upon the individual as well on physical and social environment factors .

4.Healthy person is energetic and able to perform as per requirement.

Ans -4) Bacteria diseases are ;-

1.Cholera

2. Tuberculosis

3.Acne

4.Tetanus

5.Food poisoning.

Ans -5) Kala azar is caused by protozoa by bites of SANDFLY..


Ans -2) Immune system is useful for health like children usually escape cold and cough infection becoz their immune system normally fight off the microbes .These cells become active every disease causing microbes enter the body..

Hope it helps ❇️❇️