________ Island was the epicenter of the Tsunami that happened on 26 December 2004.

A break in the Earth's crust through which magma and gases do not forces out is called__________.

Volcanic eruptions take place due to _________.

Greenhouse effect is _____________.

__________is mainly responsible for greenhouse effect.

________ is a post volcanic activity.

Global warming has caused a rise in the _______ of the Earth’s climate system.

Earthquake causes___________.

_________ Occurs when natural resources are insufficient to fulfill the demands.

Factors affecting Rainwater Harvesting are__________.

1. Intensity of precipitation
2. Quality of rainwater
3. Budget
4. Type of material and slope
5. Vegetation cover

Soil Erosion arises due to_________.

Which type of farming increases the rate of infiltration?

Surface Runoff Harvesting helps in

1. Irrigation and Flood mitigation
2. Reduces water pollution and Increases soil erosion
3. Promoting  development
4. Decreasing the loss of water to sea

Which is the most sustainable place to wash a car?

Greywater recycling is a valuable alternative water resource in____________ areas.

Water is scarce in the desert.

The pipes used in the transportation of rainwater to the storage tank should be__________ resistant.