Questions

The oldest generally accepted fossils of large animals range in age from 565 to 550 million years old.

Lagoons are formed along the coasts by the action of winds and waves. They are commonly found off the deltas of large rivers such as the Nile and Ganges.

Gautamiputra Satakarni has been described as the "destroyer of the Sakas, the Yavanas and the Pallavas".

Sukhna Lake is in Chandigarh, India.

It is a reservoir at the foothills of the Himalayas. It covers an area of 3 km². This rainfed lake was created in 1958 by damming the Sukhna Choe, a seasonal stream coming down from the Shivalik Hills.

Antarctica is known as white continent because 98% of it's area is covered by ice throughout the year.

Cosmology is the scientific study of the large scale properties of the universe as a whole. It endeavors to use the scientific method to understand the origin, evolution and ultimate fate of the entire Universe.

Depending on the outcome of the observations, the theories will need to be abandoned, revised or extended to accommodate the data. The prevailing theory about the origin and evolution of our Universe is the so-called Big Bang theory.

A bottle has a mouth from which we used to drink water or any juice. But it cannot smile.