Water Quality
What word means how cloudy water is because of dirt or particles?
turbidity
What cycle moves H20 through evaporation, condensation, and precipitation?
water cycle
What do we call an organism that makes its own food using sunlight?
producer
What do we call the number of people or animals living in one place?
population
When too many nutrients get into the water and plants (like algae) grow too much, what is this called?
eutrophication
In the water cycle, what do we call it when water changes from liquid to gas?
evaporation
What do we call an animal that hunts other animals?
predator
What do we call something that slows down how big a population can grow, like food or space?
Limiting factor
What happens when algae grow very fast on top of the water, blocking sunlight?
algal bloom
In the nitrogen cycle, what living things in the soil help change nitrogen into forms plants can use?
bacteria
What do we call the arrows in a food chain?
flow of energy
What do we call the largest number of animals an environment can support?
carrying capacity
What is the name of an area in the water where animals cannot live because there is not enough oxygen?
dead zone
In the water cycle, what is it called when water falls from the sky as rain or snow?
precipitation
What is complex and has more biodiversity than a food chain?
food web
What do we call the number of babies born in a population?
birth rate
Too much algae in the water can use up oxygen. What happens to the fish?
They die because there is not enough oxygen.
Burning fossil fuels releases extra carbon into the air. What gas is released?
carbon dioxide
In a food web, if one animal disappears, what can happen?
it can affect the whole web
What would likely cause an exponential growth of a population?
unlimited resources