Which one of the following processes leads to expansion of certain minerals as they take up water, causing additional stress in the rock?

Which of the following rock systems in India is the latest one?

Which one of the following rock systems in India is the main source of coal deposits?

Which of the following rocks is not likely to contain fossils?

Which one of the following is not an example of Metamorphic rock?

Which one of the following is a type of igneous rock?