Biology
Fill in the blanks:
(a) Taking stimulants and …………… are unhealthy habits.
(b) Physical exercise should be …………… and regular.
(c) Public drains and garbage must be covered with …………… powder or lime.
(d) …………… is often designated as public enemy no. 1.
(e) …………… is a parasite which lives on rat's skin.
Hygiene
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Answer
(a) Taking stimulants and sedatives are unhealthy habits.
(b) Physical exercise should be systematic and regular.
(c) Public drains and garbage must be covered with bleaching powder or lime.
(d) Housefly is often designated as public enemy no. 1.
(e) Rat-flea is a parasite which lives on rat's skin.
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Related Questions
Assertion (A): Bacillary dysentery is caused due to infection by a protozoan which occurs frequently in children.
Reason: (R): Shigella is a kind of bacillus bacteria which causes bacillary dysentery.
- A is True and R is False.
- A is False and R is True.
- Both A and R are True.
- Both A and R are False.
Assertion (A): Hygiene is defined as the science and practice of maintaining good health.
Reason: (R): Hygiene can be maintained by taking vaccines and antibiotics regularly to keep a person away from diseases.
- A is True and R is False.
- A is False and R is True.
- Both A and R are True.
- Both A and R are False.
Name the following :
(a) The bacterium which causes cholera.
(b) The liquid domestic wastes from the kitchen, toilet, etc.
(c) The chemical substances used to kill rats.
(d) The disease caused due to the inflammation of liver.
(e) The disease caused due to the bacilli bacteria released in tannery wastes from leather industries.
Complete the blanks in the table given below:
DISEASE PATHOGEN VECTOR Malaria Plasmodium 1 mosquito 2 3 Culex mosquito 4 Virus 5 mosquito