Igneous Rocks & Sedimentary Rocks

Q. You may find the remains of dead animals or plant fossils in these rocks. These rocks are generally brittle and lightweight, and most of them are porous. Select the correct option in this regard.

1. Igneous and sedimentary rocks
2. Sedimentary rocks
3. Metamorphic rocks
4. Igneous rocks

Q.

What are sedimentary rocks and their types?

Q. Grinding stones used to prepare paste/powder of spices are made of __________.

1. sandstone
2. sedimentary rocks
3. granite
4. extrusive igneous rock

Q. When loose sediments are compressed and hardened, they form _____ rocks.

1. extrusive igneous
2. sedimentary
3. metamorphic
4. intrusive igneous

Q. Which of the following are characteristics of igneous rocks?

1. Contain fossils
2. Do not contain fossils
3. These rocks tend to be heavy
4. Non-homogeneous

Q.

How did the core and crust of the Earth form?

Q. The Red Fort is made up of _________ rocks.

1. Metamorphic
2. Sedimentary
3. Igneous

Q. Footprints or leaf impressions made in mud filled with some hard mineral resulting in a fossil is called as

1. Petrified rock
2. Mould
3. Coprolite
4. All of the above

Q. Identify the metamorphic rocks from the following.

1. Slate
2. Granite
3. Sandstone
4. Marble

Q. Which of the following are characteristics of igneous rocks?

1. Contain fossils
2. Do not contain fossils
3. These rocks tend to be heavy
4. Non-homogeneous

Q. Choose all the examples of sedimentary rocks.

1. Coal
2. Shale
3. Sandstone
4. Marble

Q. ............ is a process of fossilisation that occurs when an organism is buried.

1. Humification
2. Permineralization
3. Vermicomposting
4. None of the above

Q. Sandstone is a ________.

1. sedimentary rock
2. metamorphic rock
3. intrusive igneous rock
4. extrusive igneous rock

Q. Sedimentary rocks can contain fossils of which of the following?

1. Plants
2. Animals
3. Micro-organisms
4. Rocks

Q. rocks form when magma rises from the mantle but cools down and solidifies in the crust.

1. Sedimentary
2. Extrusive igneous
3. Intrusive igneous
4. Metamorphic

Q. Grinding stones used to prepare paste/powder of spices are made of __________.

1. sedimentary rocks
2. sandstone
3. granite
4. extrusive igneous rock

Q. Sediments are _________.

1. small fragments of lava
2. big rocks floating in rivers
3. big rocks
4. small fragments of rocks