Safer Construction Practices - Class 10 MCQ

Blow-out means to blow the hazardous situation or calamities. It means to defeat a life taking situation very easily. Blow- out term is used when people and government can tackle a hazardous situation or come over disaster without any living being. For example, Weather forecasters give warning of cyclones, tornadoes, heavy rainfall, change in weather etc., to blow-out the situation.

Tsunami is caused by a seismic wave produced under the earth by an earthquake. The high potential wave produced due to landslide on the seafloor, breaking of rocks in the sea, and land slumping into the ocean triggers Tsunami's highest waves.

Ministry of Home Affairs handles the agency of National Disaster Management authority because the first motive of NDM is to handle the natural and human-made disaster as this disaster may result in loss of life of living beings and damage to movable and immovable properties of humans which affect their life and occupation.

In India, the Tsunami Warning Center is situated in Hyderabad. It was established in 2007 by the Ministry of Earth Science, and it was called a Tsunami Early Warning System. ITEWS is operated by Indian National Centre for Ocean Information Services(INCOIS) and developed to predict the extreme danger and damage in real-time due to Tsunami.

Tsunami word is derived from two Japanese words "tsu" means harbor, and "nami" means waves. Rather Tsunami is a Japanese word, but nowadays, it is used in English. Tsunami waves are different from tidal waves caused by gravitational forces of celestial bodies, the sun, the moon and the earth. Tsunami waves are the result of an earthquake or landslide under the sea and ocean.