Health And Hygiene Book Back Questions 7th Science Lesson 6
7th Science Lesson 6
6] Health And Hygiene
Book Back Questions with Answer and Do You Know Box Content
Do You Know?
Dengue is spread by mosquitoes of Aedes aegypti caused by DEN-1, 2 viruses belonging to the type – flavi virus. It decrease counting of the blood platelets of human blood and it has a maximum flight range of 50 – 100 metres in and around the places.
Vaccine: A vaccine is a biological preparation that provides active acquired immunity to a particular disease. Vaccines like (BCG, Polio, MMR) are given at early child wood to protect from other diseases.
Leucoderma is a non-communicable diseases caused by partial or total loss of pigmentation in the skin (melanin pigment). This condition affects any age, gender and ethnicity. There is no cure. It does not spread by touvhing, sharing food and sitting together.
As a general rule, iron supplements should be given orally, not to be injected, because it leads to dangerous.
Choose the best answers:
1. Ravi has sound mind and physically fit body. This refers to
(a) Hygiene
(b) Health
(c) Cleanliness
(d) Wealth
2. Sleep is not only good for body, but it is also good for
(a) Enjoyment
(b) Relaxation
(c) Mind
(d) Environment
3. Our living place should be
(a) Open
(b) Closed
(c) Clean
(d) Unclean/untidy
4. The tobacco chewing causes
(a) Anaemia
(b) Periodontitis
(c) Tuberculosis
(d) Pneumonia
5. The first aid is to
(a) To save money
(b) To prevent scars
(c) To prevent the medical care
(d) To relive the pain
Fill in the blanks:
1. A group of people living together in a particular area is called _____________
2. I am green colour box with garbage. Who am I? ________________
3. Eyes are considered as _______________ to the world.
4. The hair follicles produce ________________ which keeps the hair smooth.
5. Tuberculosis is caused by the bacterium _________________
State true or false. If false, correct the statement:
1. All food should be covered.
2. Chicken pox also known as Leucoderma.
3. Stomach ulcer is a non-communicable disease.
4. Rabies is a fatal disease.
5. First – degree burns damage the whole skin.
Match the following:
1. Rabies – Salmonella
2. Cholera – Yellow Urine
3. Tuberculosis – Cramps in legs
4. Hepatitis – Hydrophobia
5. Typhoid – Mycobacterium
Complete the analogy:
1. First degree burn: epidermis :: second degree burn: ______________
2. Typhoid: Bacteria :: Hepatitis: _____________
3. Tuberculosis: air :: Cholera: _________________
Consider the statements given below and choose the correct option:
1. Assertion (A) : Oral hygiene is good.
Reason (R) : Sound teeth and healthy gums with healthy surroundings tissues.
(a) Both A and R is true
(b) Both A and R is false
(c) A is true but R is false
(d) A is false but R is true
2. Assertion (A) : Chicken pox is a viral communicable disease.
Reason (R) : Characterized by rashes on the whole body, fever, head ache and tiredness.
(a) Both A and R is true
(b) Both A and R is false
(c) A is true but R is false
(d) A is false but R is true
Answers:
Choose the best answers:
1. Health 2. Mind 3. Clean 4. Periodontitis 5. To relieve the pain
Fill in the blanks:
1. Community 2. Degradable dust bin 3. Windows 4. Oil 5. Mycobacterium Tuberculae
Say True or False:
1. True
2. False
Correct Statement: Chicken pox is also known as varicella.
3. True
4. True
5. False
Correct Statement: First degree burns only damages the outer layer (epidermis) of the skin.
Match the following:
1. Hydrophobia 2. Cramps in legs 3. Mycobacterium 4. Yellow Urine 5. Salmonella
Complete the analogy:
1. Dermis 2. Virus 3. Water
Consider the statements given below and choose the correct option:
1. Both the Assertion and Reason is true.
2. Both the Assertion and Reason is true.