Exponential growth when plotted on a graph is shaped like a(n)
What is a J curve
100
Which of the following biomes has been most disturbed by human activities?
a. tundra
b. tropical rain forest
c. coniferous forest
d. temperate deciduous forest
e. taiga
What is B. Tropical Rain Forest
100
The mechanical process of sewer treatment
What is primary treatment
100
Any significant amount of water gathered in the ground.
What is an aquifer
100
The "dirtiest" fuel to burn
What is coal
200
The age structure of a population is the number or percentage of
A. Females age 14 years or under.
B. Females age 15 to 44.
C. Males age 15 to 44
D. Persons of each sex at each age level.
What is D.
200
An inherited characteristic that helps an organism survive in its environment
What is an adaptation
200
The enrichment of bodies of fresh water by inorganic plant nutrients (e.g. nitrate, phosphate). It may occur naturally but can also be the result of human activity and is particularly evident in slow-moving rivers and shallow lakes. May cause large amounts of algal growth.
What is eutrophication
200
The largest of four, this ocean contains more than one-half the earth's water and covers one-third of the earth's surface.
What is Pacific
200
The world's most abundant fossil fuel
What is coal
300
If a city of population 10,000 experiences 100 births, 30 deaths, 10 immigrants, and 20 emigrants in the course of a year, what is its net annual percentage growth rate?
What is 0.6%.
300
Classification of organisms that eats both plants and animals
What is omnivore
300
The acceptable level of coliform bacteria for drinking water
What is zero
300
What happens when you steal my candy(or the stage in the water cycle when it rains)
What is precipitation
300
The percentage of energy which does not move on to the next trophic level
What is 90%
400
If the population of a country grows at a rate of approximately 5 percent per year, the number of years required for the population to double is closest to
What is 14 years.
400
Example of an ecosystem with the highest net primary productivity
What is the rainforest
400
Law that regulates air pollution
What is The Clean Air Act
400
Three of the four categories of water treatment in a water treatment facility
What is primary treatment, secondary treatment, advanced treatment, and chlorine
400
The primary source of energy
What is the sun
500
The equation for % growth rate is...
What is {(b-d)+(i-e)}/population size x 100
500
the way two organisms of different species biologically interact in a relationship in which each individual derives a fitness benefit, example is a remora and a shark
What is mutualism
500
Of the following it does not increase carbon dioxide: respiration, photosynthesis, combustion, decomposition
What is photosynthesis
500
Overpumping of groundwater near the ocean causes salt water to 'intrude' upon an aquifer.
What is saltwater intrusion
500
The primary producers responsible for up to 70% of primary productivity near the ocean surface are