Watersheds
Water traveling downhill is known as ...
runoff
Invasive Species are not _______ to an area.
native
Groundwater is water that is found or stored _________.
underground
The main sources of freshwater on Earth are __________.
rivers, lakes, or streams
Why does putting limits on the size and number of red snapper (fish) help the population?
it allows the juveniles to get big enough to reproduce
The San Jacinto ________ is a watershed because many smaller creeks and rivers empty into it.
river
Zebra mussels, fire ants, and kudzu are all invasive species because they cause ___________ to the ecosystem.
damage
An ______________ is an underground rock that has holes in it and stores water.
aquifer
Some of Earth's freshwater is not drinkable because it is frozen as ___________ and __________.
glaciers and icebergs
If you go to the beach, why is the water at Galveston Beach brown and cloudy but the water at Playa del Carmen is clear and blue?
river sediments, pollution, minerals in the water, sewage
Watersheds are often located between _____________ ranges.
mountain
An invasive species can flourish in an area if it can...
adapt quickly or reproduce quickly
How do concrete sidewalks and paved parking lots affect groundwater?
water can't sleep back underground
This cycle helps replenish some of the freshwater on Earth.
water cycle
How does creating an artificial reef help the ocean ecosystem?
provides a home for marine creatures, establishes a new food web, provides a nursery area for young marine life
Many watersheds eventually empty into the _______.
ocean
How does an invasive species affect the food web?
it steals nutrients that native species need
What happens to water as it travels through rock and sand to an aquifer?
it becomes cleaner/ is purified
Name 1 way humans pollute freshwater sources.
* dump chemicals
* litter
* eutrophication (algae bloom)
* erosion due to construction
* plastic pollution
Name 2 ways humans depend on the ocean.
* food * transportation
* recreation (fishing, swimming, boating, diving)
* oxygen (from ocean algae)
* climate control (from currents)
The ____________ River watershed is the largest in the U.S.
Mississippi
How are Florida fishermen combatting the lionfish explosion along coral reefs?
catching them for food
Why are some aquifers running dry?
we use water faster than they can fill up (recharge)
Name 2 of the 3 categories of freshwater pollution.
* residential (homes)
* industrial (factories)
* agricultural (farming)
How can plastic pollution that enters the ocean in Florida end up on Texas beaches?
ocean currents move the plastics from one place to another