Aquatic Enviroments

Question 1

ALL water covers what percent of Earth’s surface?

Answer 1

75%

Question 2

Is aquatic or terrestrial ecosystems more prevalent on the earth’s ecosystems?

Answer 2

Aquatic

Question 3

This is the process by which water travels from the air to the earth and back to the atmosphere

Answer 3

hydrologic cycle

Question 4

Oceans cover what percentage of the Earth’s surface?

Answer 4

71%

Question 5

What determines the distribution of marine organisms?

Answer 5

a. differences in temperatures
b. characteristics of the seafloor
c. light availability
d. interactions with other organisms
e. water column pressure

Question 6

An area where the river meets the ocean is called….

Answer 6

estuary

Question 7

What marine life is found in an estuary?

Answer 7

juvenile fish, shellfish, crabs and seagrass

Question 8

This is where sediment accumulates near ocean shorelines

Answer 8

marshes

Question 9

What are marsh rushes?

Answer 9

a plant resembling grass

Question 10

What are marsh forbs?

Answer 10

a type of flowering plant

Question 11

What type of animal life live in marshes?

Answer 11

fish, crabs, birds, and mammals

Question 12

These are coastal ecosystems inhabited by salt-tolerant trees and shrubs

Answer 12

mangroves

Question 13

What type of unique animals live in mangroves?

Answer 13

monitor lizards, monkeys, and manatees

Question 14

This zone is the boundary of the ocean and the beach

Answer 14

intertidal zone

Question 15

What type of marine life is found in a rocky intertidal zone?

Answer 15

mussels

Question 16

A mussel is what type of organism in the intertidal zone

Answer 16

sessile or fixed

Question 17

What does desiccation mean?

Answer 17

drying out

Question 18

What type of marine life are found in tide pools?

Answer 18

crabs and sea stars

Question 19

What determines high and low tides?

Answer 19

the gravitational pull of the moon

Question 20

What life live beneath the sandy beaches?

Answer 20

clams, crustaceans, and polychaete worms

Question 21

What do clams and crustaceans feed on?

Answer 21

plankton and detritus during high tide

Question 22

The ecosystem is found in warm, shallow coastal regions

Answer 22

coral reefs

Question 23

How deep are coral reefs

Answer 23

less than 50 meters

Question 24

This is an aggregation of live organisms

Answer 24

coral

Question 25

Corals are made up of what type of structure?

Answer 25

hard skeletons of dead polyps

Question 26

What provides energy for polyps through photosynthesis?

Answer 26

algae

Question 27

The coral reefs provide protection for what?

Answer 27

fish and other organisms

Question 28

This is the part of the ocean that is offshore away from land

Answer 28

open ocean

Question 29

These are microscopic plants in the open ocean

Answer 29

phytoplankton

Question 30

These are microscopic animals and juvenile stages of larger animals

Answer 30

zooplankton

Question 31

Phytoplankton and Zooplankton are found where?

Answer 31

near the waters surface

Question 32

Name some common deep sea predators

Answer 32

large crustaceans, octopuses, and squid

Question 33

What does the benthic zone mean

Answer 33

the ecological region at the lowest level of a body of water

Question 34

What is the base of the benthic food chain?

Answer 34

detritus from dead phytoplankton, mammals, birds, fish that fall to the sea floor

Question 35

What sea life graze on the organic matter on the sea floor?

Answer 35

worms, crustaceans, sea cucumbers, sea stars

Question 36

This is the biochemical emission of visible light by living organisms to attract prey in the deep ocean

Answer 36

bioluminescence

Question 37

Streams that originate at high elevations are called...

Answer 37

first order streams

Question 38

Any stream over a sixth-order is called a ....

Answer 38

river

Question 39

The largest river in the world by discharge is....

Answer 39

the Amazon River

Question 40

Which order stream is the Amazon?

Answer 40

12th order

Question 41

This is a fast moving portion of a river

Answer 41

riffles

Question 42

Where can invertebrates be found?

Answer 42

pools

Question 43

Where can fish be found in a river?

Answer 43

riffles

Question 44

This is a deep, slow moving stretches of a river

Answer 44

pools

Question 45

Headwater stream orders 1-3

Answer 45

a. steep rapids and waterfalls b. cold and well shaded c. aquatic insects that shred leaves and organic matter d. organic matter on stream bottom

Question 46

Medium streams orders 4-6

Answer 46

a. exposed to sun b. water temp. high c. elevation decreases d. slowing water flow e. vegetation and algae grow

Question 47

Low level streams orders 6+

Answer 47

a. Stream channel becomes wide and slow moving | b. increased sediment

Question 48

This is an Ecosystem that is on the boundary of land and water along rivers

Answer 48

riparian ecosystem

Question 49

Floodplains, swamps, ponds and the edges of rivers and lakes are known as what?

Answer 49

freshwater wetlands

Question 50

What type of plant can be found in wetlands?

Answer 50

cattails

Question 51

Which animals are dependent of freshwater wetlands?

Answer 51

fish, amphibians, reptiles, and mammals