ECONOMICS (CBSE/UGC NET)

Detailed explanation-1: -Contaminated water and poor sanitation are linked to transmission of diseases such as cholera, diarrhoea, dysentery, hepatitis A, typhoid and polio. Absent, inadequate, or inappropriately managed water and sanitation services expose individuals to preventable health risks.

Detailed explanation-2: -Water scarcity limits access to safe water for drinking and for practising basic hygiene at home, in schools and in health-care facilities. When water is scarce, sewage systems can fail and the threat of contracting diseases like cholera surges. Scarce water also becomes more expensive.

Detailed explanation-3: -Answer: In the absence of water, plants may die and oxygen released. by the plants may get depleted and thus causing the death of all organisms.

Detailed explanation-4: -Water scarcity refers to the situation where potable, unpolluted water is lower than the demand in a region. According to recent reports, nearly 1.2 billion people lack access to clean drinking water. Furthermore, water shortages can cause a variety of illnesses which can range from food poisoning to cholera.

Detailed explanation-5: -Destruction of biodiversity. Water pollution depletes aquatic ecosystems and triggers unbridled proliferation of phytoplankton in lakes-eutrophication-. Contamination of the food chain. Lack of potable water. Disease. Infant mortality.