Become an Earth Science Subject Expert!

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Our Earth Science Experts have graduated from:

  • NIT, Rourkela





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Sample Topics


Sample Questions:

Q1. Briefly outline the steps in the formation of our solar system, according to the nebular theory.

Q2. Describe the origin of the Moon.

Q3. Compare and contrast bright and dark nebulae.

Q4. What are three main types of galaxies? What type of galaxy is our Milky Way?

Environmental Science

Sample Questions: 

Q1. What would Earth be like without greenhouse effect?

Q2. What is Ozone depletion? What causes Ozone depletion? What is the status of ozone layer recovery?

Q3. What are the human activities that cause acid rain?

Q4. What are the primary objectives of the Kyoto protocol?


Sample Questions:

Q1. What are two basic wind measurement? What instruments are used to make these measurements?

Q2. Briefly explain how flow aloft aids the formation of cyclones at the surface.

Q3. Name the scale commonly used to rate tornado intensity. How is a rating on this scale determined?

Q4. Why is rainfall easier to measure than snowfall?



Sample Questions:

Q1. Describe bathymetry.

Q2. List the three major features of active continental margin.

Q3. What is the primary reason for the elevated position of the oceanic ridge system.

Q4. Why are seafloor sediments useful in studying past climates?


Sample Questions:

Q1. List the seven largest lithospheric plates.

Q2. Describe the process that leads to the formation of deep ocean trenches.

Q3. Describe slab pull and ridge push. Which of these forces appears to contribute more to plate motion?

Q4. How does divergent plate boundaries help in the formation of new oceanic crust?