Chalk and limestone are made up of the remains of animals. They are:
Igneous rocks
Basalt
Sedimentary rocks
Granite
Chalk and limestone are formed from the remains of the animals and they are a kind of sedimentary rocks.
Consider the following statements 1. Though the continental crust has greater thickness it is less dense than the oceanic crust. 2. Deccan plateau is made up of only granite rocks. 3. Granite rock is an example of extrusive igneous rocks. 4. Limestone, sandstone and coal are examples of sedimentary rocks. Which of the above statement(s) is/are correct?
Consider the following statements 1. Igneous rocks are the oldest rocks, while metamorphic are being derivative of igneous rocks and sedimentary rocks. 2. Resistance to weathering and erosion is less to metamorphic rocks compared to igneous rocks 3. Tendency to react with acids is higher to metamorphic rocks when compared to igneous rocks. Which of the above statement(s) is/are correct?