Home
Class 7
BIOLOGY
Untreated human excreta is a health haza...

Untreated human excreta is a health hazard. Explain.

Text Solution

Verified by Experts

Untreated human excretions are a health hazard. It causes pollution of soil and water including the underground water. Thus, it contaminates the sources of water from which people collect water for drinking and household purposes. When this contaminated water is used for drinking, it can cause diseases such as cholera, typhoid, hepatitis, dysentery, etc., which may even lead to death.
Promotional Banner

Topper's Solved these Questions

  • WASTEWATER STORY

    NCERT|Exercise EXERCISE |11 Videos

  • TRANSPORTATION IN ANIMALS AND PLANTS

    NCERT|Exercise Exercise (Choose the correct option) |2 Videos

  • WEATHER, CLIMATE AND ADAPTATIONS OF ANIMALS TO CLIMATE

    NCERT|Exercise QUESTIONS|17 Videos

Similar Questions

Explore conceptually related problems

Fill in the following blank with suitable words: Untreated human excreta is a …………………….hazard.

Fill in the following blank with suitable words: Untreated human excreta may cause …………pollution and …….pollution.

Untreated domestic sewage has a low

Radiation is a health hazard because it occurs

Which of these is a pollution related occupational health hazard?

Human Health and Disease

State whether the following statement is true or false: Human excreta can be used in biogas plants.

Assertion (A) : Inhabitants close to very busy airports are likely to experience health hazards. Reason (R) : Sound level of jet aeroplanes usually exceeds 160 dB.