Biogeochemical Cycles Quiz Review (AP)

Question 1

Having both a positive and negative charge on the same molecule.

Accepted Answer

polarity

Question 2

Something that dissolves something else. Water is the universal _______.

Accepted Answer

solvent

Question 3

Dimethyl Sulfide (DMS) is produced by:

Accepted Answer

marine algae

Question 4

Site where Rhizobium bacteria fix nitrogen gas.

Accepted Answer

root nodules

Question 5

H2CO3 (it's in your soda)

Accepted Answer

carbonic acid

Question 6

Something that is dissolved. Examples: sugar and salt.

Accepted Answer

solute

Question 7

Fertilizer is composed of __________ and phosphorus.

Accepted Answer

Nitrogen

Question 8

A secondary pollutant formed by nitrogen gas and precipitation.

Accepted Answer

nitric acid rain

Question 9

A form of energy produced in Cellular Respiration.

Accepted Answer

ATP

Question 10

The largest reserves for nitrogen are found in the ______.

Accepted Answer

atmosphere

Question 11

The most notorious of the GHGs. Produced by cows during anaerobic decomposition.

Accepted Answer

methane (CH4)

Question 12

The one cycle that does NOT have an atmospheric form.

Accepted Answer

phosphorus

Question 13

The cutting down of trees to make way for farmlands and developments. Impacts the carbon cycle

Accepted Answer

deforestation

Question 14

The process that uses fixed carbon (glucose) and returns it back to the atmosphere (CO2).

Accepted Answer

cellular respiration

Question 15

The process that takes atmospheric carbon and turns it back into the fixed form (glucose).

Accepted Answer

photosynthesis

Question 16

The type of bond that occurs between two water molecules.

Accepted Answer

hydrogen

Question 17

The amount of Earth covered by water.

Accepted Answer

71%

Question 18

The conversion of detritus and waste into ammonia by bacteria.

Accepted Answer

ammonification

Question 19

Occurs when water goes from liquid to vapor form as a result of heating.

Accepted Answer

evaporation

Question 20

A toxic form of nitrogen (to most plants). NH4

Accepted Answer

ammonia

Question 21

The name given to underground water sources.

Accepted Answer

aquifers

Question 22

The largest source of freshwater on Earth.

Accepted Answer

glaciers & ice Caps

Question 23

A form of phosphorus that makes up cellular membranes.

Accepted Answer

phospholipid bilayer

Question 24

According to the video, George Washington Carver replenished nitrogen to farm fields by ______.

Accepted Answer

rotating leguminous crops that can fix nitrogen from the air

Question 25

Occurs during the summer months as a result of thermal stratification and results in fish kills

Accepted Answer

dead zones

Question 26

Which of the following cycles contributes to global cooling?

Accepted Answer

sulfur

Question 27

The downward movement of water through soil.

Accepted Answer

infiltration

Question 28

Responsible for a small percentage of nitrogen fixation.

Accepted Answer

atmospheric fixation

Question 29

The amount of saltwater on Earth.

Accepted Answer

97%

Question 30

Which of the following does NOT involve phosphorus?

Accepted Answer

glucose

Question 31

The conversion of fixed nitrogen back into atmospheric nitrogen gas via decomposition.

Accepted Answer

denitrification

Question 32

The type of bonding that occurs between oxygen & hydrogen atoms when making the water molecule.

Accepted Answer

covalent

Question 33

One of the main pathways involved in the phosphorus cycle.

Accepted Answer

erosion

Question 34

The dissolving of calcium carbonate shells due to increased carbon dioxide in the atmosphere.

Accepted Answer

ocean acidification

Question 35

In ocean acidification, shell-building organisms lack _____ which is needed to construct shells

Accepted Answer

carbonate (CO3)

Question 36

Occurs when limestone rock is eroded by water and causes the ground to collapse.

Accepted Answer

sink holes

Question 37

One of the five GHGs that contains the carbon molecule.

Accepted Answer

Methane

Question 38

Occurs when water evaporates from plant leaves.

Accepted Answer

transpiration

Question 39

The amount of freshwater on Earth.

Accepted Answer

3%

Question 40

Nitrification takes place on the roots of legumes.

Accepted Answer

False

Question 41

The conversion of nitrogen gas into ammonia and eventually nitrate. Takes place on plant roots.

Accepted Answer

nitrogen fixation

Question 42

Occurs when water vapor cools and returns back to Earth in liquid form.

Accepted Answer

condensation

Question 43

Rain, snow, hail, sleet

Accepted Answer

precipitation

Question 44

Which of the following cycles is NOT associated with acid rain?

Accepted Answer

phosphorus

Question 45

A toxic form of carbon that's formed during incomplete combustion.

Accepted Answer

CO

Question 46

Was once a component of detergents but has since been banned.

Accepted Answer

phosphates

Question 47

The conversion of ammonia to nitrite and then nitrate by bacteria. Involves TWO steps.

Accepted Answer

nitrification

Question 48

Converts ammonia to nitrite

Accepted Answer

Nitrosomonas

Question 49

Another name for the "hydrologic cycle" is the ______ cycle.

Accepted Answer

water

Question 50

The movement of molecules based on density.

Accepted Answer

convection

Question 51

A form of phosphorus that makes up bone.

Accepted Answer

calcium phosphate

Question 52

Converts nitrite to nitrate.

Accepted Answer

Nitrobacter

Question 53

A type of legume that fixes nitrogen.

Accepted Answer

soybean, alphalpha

Question 54

Which cycle(s) directly contribute to the formation of DNA and RNA?

Accepted Answer

phosphorus, nitrogen

Question 55

The cycle we didn't review.

Accepted Answer

sulfur

Question 56

The largest reserves for carbon are found in the _________.

Accepted Answer

ocean

Question 57

Water is constantly decreasing in availability.

Accepted Answer

False

Question 58

These occur in the troposphere and prevent radiation from leaving Earth. They warm the planet.

Accepted Answer

greenhouse gases

Question 59

An equally distributed solute and solvent.

Accepted Answer

solution

Question 60

Nitrosomonas converts ammonia to nitrite.

Accepted Answer

True

Biogeochemical Cycles Quiz Review (AP)

Questions 60

Biogeochemical Cycles Quiz Review (AP)

Questions 60