Chp.14 Oceans-Life

Question 0

How much percent of the ocean is salinity?

Answer 0

3.5%

Question 1

What is the difference between Plankton and Nekton?

Answer 1

Nekton can move itself, Plankton can’t.

Question 2

What is the biggest influence for ocean temperature?

Answer 2

Latitude

Question 3

What are the main elements in seawater?

Answer 3

Chlorine, Sodium, Sulfate, Magnesium

Question 4

What is used to establish marine life zones?

Answer 4

Ocean Depth, Distance from shore, Ocean Light

Question 5

Dentist of seawater is most effected by??

Answer 5

Water Temp., and Salinity

Question 6

Oceanic Photo Synthetic productivity varies because of?

Answer 6

Seasonal Changes Development of a thermocline

Question 7

What is most of earths biomass??

Answer 7

Plankton.

Question 8

Define Benthos.

Answer 8

Bottom Dwelling sea life

Question 9

Why do high latitude regions lack a thermocline?

Answer 9

The water is isothermal

Question 10

What is the ATOC experiment? What are the negatives?

Answer 10

A thing where they see the time travel of similar sound signals through the sofar channel now and in the future. It hurts whales.

Question 11

Does the oceans temperature change rapidly?

Answer 11

No. It has unique Properties.

Question 12

What is zooplankton?

Answer 12

Zoo=animal plankton=wandering

Question 13

What is the eupotic zone?

Answer 13

A part of the photic zone where light is strong

Question 14

What is a Phynocline?

Answer 14

A rapid change in density

Question 15

Why are there more creatures in the netric zone then the oceanic zone?

Answer 15

There is more light.

Question 16

Why does a top carnivore benefit more from a food web not a food chain

Answer 16

There are more sustainable food options.

Question 17

How much of energy is transferred through tropic levels??

Answer 17

About 10%

Question 18

What are two ways in which primary productivity is accomplished?

Answer 18

Two factors influence a region’s photosynthetic produc- tivity: availability of nutrients (such as nitrates, phosphorus, iron, and silica) and the amount of solar radiation (sunlight).

Question 19

Why do high latitude waters lack a pyhnocline

Answer 19

Temperature effects density

Question 20

What 2 areas have HIGH salinity on the earth.

Answer 20

Great Salt Lakes, Dead Sea

Question 21

How is the ocean layered? What occurs at each of those layers?

Answer 21

Shallow/Surface Mixed Zone, transition mixed zone, deep zone.
SM-uniform temp, vary due to seasons and lat., 2%
T-clines,18%
D-No light, high density, very cold.,

Question 22

What are the two processes desalination plants use to make drinkable water?

Answer 22

Reverse osmosis, desolation.

Question 23

What is the relation between density and depth?

Answer 23

The deeper the denser

Question 24

What are the processes that can affect the salinity of the water?

Answer 24

Evaporation, sea ice, glaciers, run off, precipitation.

Question 25

What 2 areas have HIGH salinity on the earth.

Answer 25

Great Salt Lakes, Dead Sea

Question 26

How is the ocean layered? What occurs at each of those layers?

Answer 26

Shallow/Surface Mixed Zone, transition mixed zone, deep zone. SM-uniform temp, vary due to seasons and lat., 2% T-clines,18% D-No light, high density, very cold.,

Question 27

What are the two processes desalination plants use to make drinkable water?

Answer 27

Reverse osmosis, desolation.

Question 28

What is the relation between density and depth?

Answer 28

The deeper the denser

Question 29

What are the processes that can affect the salinity of the water?

Answer 29

Evaporation, sea ice, glaciers, run off, precipitation.

Question 30

What are the different marine life zones in order?

Answer 30

``` Uphotic Aphotic ----------- Intertidal Neretic Oceanic ------------- Pelagic Benthic Abyssal ```

Question 31

What is primary productivity?

Answer 31

The amount of carbon used by organisms in synthesis.

Question 32

What climate has the most primary productivity?

Answer 32

Temperate

Question 33

What is the pelagic zone?

Answer 33

open ocean of any depth.

Question 34

Name three organisms that are classified as nekton.

Answer 34

Fish, whales, dolphins.

Question 35

Is a what zone would a whale live in?

Answer 35

Oceanic

Question 36

What are infauna epifauna

Answer 36

Epi- and animal that lives on the bottom starfish some crabs | In- they dig some crabs moi moi etc

Question 37

Where is light strongest

Answer 37

Uphotic

Question 38

What is another name for algae?

Answer 38

Phytoplankton