Physical Geography Multiple Choice Quiz A9

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Physical Geography Terms - Multiple Choice A9 : Ten Questions

Red : incorrect! Green : correct!

Q1) Atomic Weight?

Combined weight of an atom's electrons protons.
Combined weight of an atom's electrons neutrons.
Combined weight of an atom's electrons, protons, and neutrons.
None of the above.

Q2) Aurora?

The smeel given off from an object.
Multicolored lights that appear in the upper atmosphere (ionosphere) over the polar regions and visible from locations in the middle and high latitudes.
Another term used for wind ripples.
Mass of water vapor that a kilogram of dry air can hold at saturation.

Q3) Autogenic Succession ?

The plant community causes the environment to change and this modification drives the succession.
Collapse of stream bank material into a stream channel.
The process that concentrates salts at or near the soil surface because evapotranspiration greatly exceeds water inputs from precipitation.
A large region of sand and sand dunes in a desert. Common to erg deserts.

Q4) Autotroph?

Unit for measuring energy.
A fracture in a rock where no movement has taken place or where no movement has taken place perpendicular to the surface of the fracture.
Compounds that are produced as the result of a metal atom replacing a hydrogen atom in an acid.
An organism that produces food molecules inorganically by using a light or chemical based sources of external energy.

Q5) Autumnal Equinox?

A haploid reproductive cell.
The hypothesis states that the temperature and composition of the Earth's surface are actively controlled by life on the planet.
One of the two periods when the declination of the sun is at the equator.
A fracture in a rock where no movement has taken place or where no movement has taken place perpendicular to the surface of the fracture.

Q6) Available Water?

Portion of the capillary water that is available for plant root uptake.
Clean water is essential to human health and in many parts of the world it is in short abundant.
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An abundant substance on Earth (the UN Environment Program estimates there are 1400 million cubic kilometers.

Q7) Average Global Temperature?

Average annual temperature of the Earth's entire surface atmosphere.
Average annual temperature of the land's entire surface atmosphere.
Average annual temperature of the water's entire surface atmosphere.
Non of the above.

Q8) Aerobic?

Presence of molecular oxygen.
Occurring only in the presence of molecular oxygen.
Growing in the presence of molecular oxygen.
All the above.

Q9) Azimuth?

A long and narrow beach of sand and/or gravel that runs parallel to the coastline and is not submerged by the tide.
A dark colored fine grained igneous rock formed from mafic magma.
A steep conical hill composed of glaciofluvial materials.
A system that measures direction clockwise from North over 360°.

Q10) Azonal soil?

A soil without developed horizons.
Very old granite and metamorphic rocks found in continental crust. These rocks make up the continental shield.
Extensive continental deposits of basaltic volcanic rock.
A large mass of subsurface intrusive igneous rock that has its origins from mantle magma.

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