Geography MCQs 23

What is the name of the hot molten matter underneath solid rock?
(a) Lava
(b) Magma-✔️
(c) Crust
(d) None of the above

The hard, solid rocks, whose composition or texture has been changed by heat or pressure in the Earth are called:
(a) Sedimentary rocks
(b) Metamorphic rocks-✔️
(c) Igneous rocks
(d) None of the above

The rocks formed out of layers of sediment bonded together are known as
(a) Metamorphic rocks
(b) Sedimentary rocks-✔️
(c) Igneous rocks
(d) None of the above

The fine yellowish dust or silt spread and deposited by the winds, that is very fertile is called:
(a) Alluvium
(b) Loess-✔️
(c) Sediment
(d) None of the above

The mixture of silt, sand, and gravel deposited by flowing water such as rivers and streams is called
(a) Sediment
(b) Loess
(c) Alluvium-✔️
(d) All of the above

The part of a river near the coast into which the sea flows is termed as
(a) Tributary
(b) Bank
(c) Estuary-✔️
(d) None of the above

The areas of grassland totally without trees in South America especially around the estuary of the River Plate are called:
(a) Savanna
(b) Pampas-✔️
(c) Loess
(d) All of the above

The Great Barrier Reef is a huge coral reef off the northeast coast of
(a) Australia-✔️
(b) Maldives
(c) Sri Lanka
(d) Uzbekistan

What is the name of tropical grassland that has tree clumps scattered about it?
(a) Pampas
(b) Moraines
(c) Savanna-✔️
(d) None of the above

The floor of a valley that is regularly flooded by a river and which receives a layer of alluvium each time is called
(a) Delta
(b) Flood Plain-✔️
(c) Confluence
(d) All of the above