☛ How old is the earth? How has the earth evolved since formation? How do you calculate the age of earth?

☛ You want to estimate the evaporation through lakes. How would you do it? Name the three major types of rocks.

☛ How do minerals turn into rocks?

☛ Explain:

☛ ☛ a.) Canyon

☛ ☛ b.) Gorge

☛ ☛ c.) Valley

☛ Name the minerals that attract lightning.

☛ Explain the process of fossil formation.

☛ How are igneous, sedimentary, and metamorphic rocks formed?

☛ How does a volcano erupt?

☛ Explain the formation of granite and diamond.

☛ Explain the constitution of mantle.

☛ Explain the process of formation of sedimentary rocks.

☛ Explain techno-fossils.

☛ Explain ablation.

☛ Differentiate between a semi-precious and a precious stone.

☛ Do mountains exist on moon? How were they formed?

☛ How is the age of mountains calculated?

☛ What do you mean by loam soil?

☛ What are applications of ArcGIS Desktop?

☛ Throw some light on water temperature in oceans and its effect on marine life.