Rainwater Harvesting Importance Quiz

Rain is the ultimate source of ____________ water.

Rainwater harvesting is the process of collecting, conveying, and storing water from ____________ in catchment areas for beneficial use.

Conducting rainwater harvesting helps in overcoming ____________ scarcity.

For an average rainfall of 1,000mm, approximately four million litres of rainwater can be collected in a year in an acre of land, ____________ evaporation.

Shortage of water can be attributed to factors such as population increase, industrialization, urbanization, decrease in surface area of lakes, climate change, poor water management, growing demand, and ____________ pollution.

Roof harvesting is one of the rainwater harvesting techniques.

Rainwater harvesting reduces the need for pumping groundwater.

Groundwater recharge is not one of the benefits of water catchment from rooftop or ground level.

Trenches may be used for recharging ground water aquifers when permeable strata is available at shallow depth.

Existing hand pumps cannot be used for recharging shallow/deep aquifers.