Water-borne diseases such as cholera, typhoid, hepatitis B, etc. spread ¬¬ by drinking contaminated water. These water-borne diseases can be prevented by ensuring proper disposal of sewage, excreta, periodic cleaning. Also, measures such as disinfecting community water reservoirs, boiling drinking water, etc. should be observed.
NCERT questions are designed to test your understanding of the concepts and theories discussed in the chapter. Here are some tips to help you answer NCERT questions effectively:
Water-borne diseases such as cholera, typhoid, hepatitis B, etc. spread ¬¬ by drinking contaminated water. These water-borne diseases can be prevented by ensuring proper disposal of sewage, excreta, periodic clea...
Step-by-step explanation:
• Water-borne diseases such as cholera, typhoid, hepatitis B, etc
• spread ¬¬ by drinking contaminated water
• These water-borne diseases can be prevented by ensuring proper disposal of sewage, excreta, periodic cleaning
• Also, measures such as disinfecting community water reservoirs, boiling drinking water, etc
• should be observed
This question is important because it tests key concepts from the NCERT syllabus and is frequently asked in CBSE exams.
This question is based on core NCERT concepts explained in the chapter and should be revised thoroughly before exams.
Students often lose marks by skipping steps, writing incomplete explanations, or misunderstanding keywords used in the question.
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