हिंदी

The Chemical Substance Mainly Responsible for Tooth Disorders is

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प्रश्न

The chemical substance mainly responsible for tooth disorders is 

विकल्प

  • Calcium

  •  Chloride 

  • Fluorides 

  •  Iodides 

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उत्तर

 Fluorides

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Vector Borne Diseases
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 15: Hygiene - [A Key to Healthy Life] - Multiple choice type [पृष्ठ १५५]

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सेलिना Concise Biology [English] Class 9 ICSE
अध्याय 15 Hygiene - [A Key to Healthy Life]
Multiple choice type | Q 4 | पृष्ठ १५५

संबंधित प्रश्न

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

A mosquito is a vector for :


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

The idea of vaccination was conceived by


How can we control spreading of diseases by mosquitoes and houseflies ?


A viral disease caused due to unhealthy sexual contact..................


Name few vectors and diseases caused by them. 

 


Match Column I with that Which is Most Appropriate in Column II.

Column I Column II
(a) Mosquito (i) DDT
(b) Plasmodium (ii) Dengue
(c) Entamoeba histolytica (iii) Vector
(d) Aedes mosquito (iv) Malaria
(e) Insecticide  (v) Dysentery

Mention whether the following statement is true (T) or false (F).

Louis Pasteur discovered a cure for malaria.


Fill in the blank:
The causative agent of malaria is a _______.


What is the mode of transmission of dengue?


______ mosquitoes also transmit Chikungunya and Yellow fever.


Name the Causative Agents and write the Symptoms for Dengue Fever and Sine Flu.


The use of ______ drugs kills the stages of the malaria parasite.


Nilavembu kudineer is known to increase ______.


Malaria is caused by the fungal parasite plasmodium.


Assertion: Chikungunya is transmitted in humans by the bite of an infected Aedes aegypti mosquito during the daytime.
Reason: Chikungunya is caused by Rotavirus.


Why is dengue also known as break-bone fever?


Name the different species of protozoa plasmodium.


How is typhoid prevented and treated?


Discuss the strategies to adopt to prevent diseases transmitted through mosquitoes.


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