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Biomes and Aquatic Ecosystems Flashcards | StudBud
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Biomes and Aquatic Ecosystems
Biomes and Aquatic Ecosystems
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An environmental science test remixed as a game!
Flashcards
25 cards
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Questions
25
Answers
1
Animals avoid hot, dry periods by going into ____________, a sleep like state of inactivity.
migration
precipitation
hibernation
estivation
2
The measure of the amount of salts dissolved in water is called
salinity
estivation
estuary
primary production
3
In tropical rainforests, plants called ________ grow on other plants instead of in soil.
succulents
canopies
deciduous trees
epiphytes
4
Heating /cooling, gravity, wind, and differences in water density are responsible for creating
ocean zones
increased biodiversity
increased productivity
ocean currents
5
What distinguishes the major ocean zones of intertidal, neritic, and open ocean?
level of biodiversity
level of productivity
distance from shore
quantity of waves
6
Which zone of an aquatic ecosystem tends to have the most dissolved oxygen?
none—all have roughly the same amounts of dissolved oxygen
aphotic zone
photic zone
benthic zone
7
What are corals?
large brown algae that grows from continental shelves' floor
animals adapted to live in the dark without food from plants
tiny invertebrates related to sea anemones and jellyfish
specialized trees with roots that curve upward or downward
8
Which biome would have the highest net primary productivity?
tundra
temperate forest
tropical rainforest
desert
9
Kelp forests and coral reefs are found in what ocean zone?
open ocean
aphotic
intertidal
neritic
10
In aquatic ecosystems, light availability is largely a function of water
depth
temperature
salinity
flow rate
11
Most trees in tropical dry forests are __________, (lose their leaves and stop photosynthesis)
deciduous
evergreen
coniferous
succulent
12
Ocean's _______ zone extends out from the low tide mark to the edge of the continental shelf
intertidal
open
benthic
neritic
13
The depth of the photic zone depends on
how far it is from shore
how clear the water is
whether it is sunlit or pitch dark
the uppermost layer
14
Less rain than tropical dry forests, but more rain than deserts, are called __________.
chaparral
savanna
taiga
tundra
15
What adaptation would most benefit plants that lived in an area with these conditions?
conical shape
large size
thick, fire-resistant bark
shallow roots
16
In lakes and ponds, the shallow near-shore portion of the photic zone is named the _______ zone
aphotic
limnetic
benthic
littoral
17
Salt marshes and mangrove forests are the two primary types of
standing freshwater ecosystems
terrestrial biomes
ocean zones
estuaries
18
Describes a shallow-water wetlands typified by tall, grass-like plants, cattails/bulrushes?
swamp
bog
freshwater marsh
estuary
19
Which of the following characteristics are used to classify biomes?
typical plant life
all of the above
climate
typical animal life
20
What data are shown on a standard climatograph?
chance of rain for the next week
relative humidity for each week
forecast of tomorrow's temperature
mean monthly temperature
21
In aquatic ecosystems, photosynthesis cannot occur in the _________ zone.
photic
littoral
benthic
aphotic
22
Which ocean zone has the lowest productivity?
open ocean
intertidal
neritic
coral reef
23
Adaptations that help seals/whales survive in polar regions?
"antifreeze" proteins that prevent their blood from freezing
spend most of their time in the sun
the ability to estivate
thick fur or blubber
24
Lakes, ponds, and wetlands are examples of ____________ ecosystems.
flowing freshwater
standing freshwater
terrestrial
brackish
25
Which of the following describes the benthic zone in an aquatic ecosystem?
It is the uppermost layer of an aquatic ecosystem.
It is the part of the photic zone farther from the shore.
It is the near-shore portion of the photic zone.
It is the very bottom of a body of water.