Hygiene

Question 1

What is health? What is hygiene?

Answer 1

• State/ condition of the body which portrays physical, emotional, mental and social fitness.
• Science and practice of maintaining good health.

Question 3

How can one maintain personal cleanliness?

Answer 3

• Wash hands and skin frequently
• Take a daily bath
• Regularly wash and comb hair.
• Brush teeth at least twice a day and wash mouth after every meal

Question 3

What diseases are caused if eyes are not cleaned and washed? Why?

Answer 3

• Conjunctivitis and Trachoma
• Through dust and contamination by hands and towels

Question 4

Importance of physical exercise.

Answer 4

• Improves the blood circulation
• Should be systematic and regular

Question 6

Amount of sleep required for a person based on age.

Answer 6

Infants - almost entire day
Adults - 6/7 hours continuously, undisturbed

Question 7

What are some healthy habits that one should develop?

Answer 7

• Do not go to sleep too late or right after eating
• Avoid tobacco which is injurious and may lead to cancer
• Avoid stimulants and sedatives (spoil habits)
• Avoid drinking alcoholic beverages

Question 8

How does sunlight and air help maintain hygiene?

Answer 8

Air - oxygen provider
Sunlight - kills germs

Question 9

What is a vector?

Answer 9

An agent that acts as an intermediate carrier of a pathogen.

Question 10

Why is a Housefly dangerous?

Answer 10

Spreads diseases including dysentery, cholera, typhoid etc.

Question 11

How does a housefly transmit a disease?

Answer 11

• Hairy and spiny legs and body
• Pouring of saliva
• Excretion
• Directly by sitting on a person

Question 12

What mosquito spreads malaria? Which germ is it?

Answer 12

• Anopheles
• Protozoan Plasmodium

Question 13

Which disease does Culex mosquito spread?

Answer 13

• Elephantiasis (filariasis)
• Caused by nematode worm Wuchereria

Question 14

Aedes mosquito spreads which disease?

Answer 14

• Yellow fever and Dengue caused by their respective viruses

Question 15

How do mosquitoes transmit diseases?

Answer 15

Mosquitoes bite an infected person to suck blood thus, receiving germs of a disease which grows and multiplies in its body. When it then bites a healthy person the germs enter through saliva which is first introduced to prevent blood clotting to facilitate blood suction.

Question 16

Why is kerosene or greasy oil poured over water?

Answer 16

• Thin filament which kills the larvae or pupae when they come to breathe

Question 17

Advantage of Gambusia fish?

Answer 17

Selectively devour mosquito larvae

Question 18

Why are rats dangerous?

Answer 18

Have rat flea, a parasite on their skin which carries germs of plague which has spread seriously in the past and killed several people.