Ecology
This biome contains oak trees, flowering shrubs, deer, raccoons, and many songbirds. You also live here. Which biome is this?
deciduous forest
Climate determines biome type. What determines climate of an area?
What type of birth/death rates are pre-industrial societies characterized by?
High birth/high death
What type of farming method involves plowing and planting crops in rows across the slope of the land (rather than up and down)?
The greatest use of water globally is for ________.
agriculture
The job of algae is to convert solar energy into chemical energy through photosynthesis. This description shows the _____ of algae.
niche
This air mass is found in the middle of the US and has dry, warm air.
continental tropical
The population pyramid is much wider at the base than at the top for a country experiencing ....?
Rapid growth
Leachate contamination of groundwater
Removing dissolved salts from ocean water or from brackish water in aquifers and lakes is know as _________.
desalination
Which member of the following food chain is MOST likely to be affected by mercury, a fresh water pollutant?
algae --> zooplankton --> salmon --> bear
Bear
What type of front is formed when a warm air mass stretches over a cold air mass, stratus clouds form, and steady rain/snow falls.
Warm front
What is the formula for calculating population change?Use births, death, immigration, emigration).
(births + immigration) - (deaths + emigration)
What term describes the process of genetically improving crops through the altering of the organism's DNA?
Genetic engineering
All of the following are examples of non-point sources of pollution EXCEPT ... a. treated wastewater discharges b. runoff from forests c. runoff from city streets
a. treated wastewater discharges
All the different species of an area are referred to as the ______________.
community
A large portion of grassland in Africa received very little precipitation over many years. Infer what happened to this biome.
The biome changed from a grassland to a desert.
Which factor does NOT contribute to the emergence of new infectious diseases in an area? a. increasing mobility of the world's population b. overcrowding in cities c. vaccinations
c. vaccinations
Soil erosion has increased due to all of the following except ..... a. contour plowing b. logging c. development d. construction e. farming
a. contour plowing
What does primary sewage treatment remove from water?
Biodegradable and non-biodegradable solids
Which type of organism uses the last of the energy from decaying tissue & returns nutrients to an ecosystem?
Decomposer
The aerosols released during a volcanic eruption contribute to global climate change by (select all that apply)
I. Depleting the Ozone layer II. Producing acid rain
III. Reflecting sunlight back into space
Depleting the ozone layer and reflecting sunlight back into space
Population growth is most stable in which types of countries? a. transitional and pre-industrial b.pre-industrial and post - industrial c.transitional and industrial d. pre-industrial and industrial
d. pre-industrial and industrial
Which of the following in NOT an example of municipal solid waste? a. e-waste b. cans c. industrial solvents d. furniture
c. industrial solvents
Major sources of this pollutant are human and animal wastes. a. heavy metals. b. organic and inorganic chemicals c. pathogenic microbes
c. pathogenic microbes