Environmental Science Final Review for 1st, 3rd & 4th periods

Strip cropping involves planting crops in alternating rows of close growing plants

A species in danger of extinction is known as

The separating of metal from other elements in the ore mineral is

Most common problem encountered by seabirds coated w/oil is

Industrialized agriculture is more common in developed countries?

Major goal of range management is

Chemical That adversely affects health of humans/animals causing injury, illness or death

Why aren't animals or plant sanctuaries a better solution to environmental degradation?

Concentrated animal feeding operations (CAFO's) is best describes as 

2nd biggest killer that's transmitted by body fluids or airborne emissions

Terracing of vegetation helps prevent erosion on steep slopes

What president est. the US National Wildlife Refugee System?

Water that sinks in to the soil & is stored in slowly flowing & slowly renewed reservoirs.

#1 killer out of 3 most widespread & dangerous viruses

precipitation that does not return into the atmosphere by evaporation/infiltration into ground

Can cause temporary/permanent harm or death to humans or animals

To suffer from poor food quality is called

pathogens, pollen, other allergens, poisonous snakes & bees are examples of

when plates collide & continental plate rides up over oceanic crust pushing it down into mantle

Frost wedging is an example of 

An ideal pesticide would...

This occurs when so few members of a species are left & can no longer play its ecological role

Corn is commonly grown in plantation agriculture

What do invasive species do when in a new area

Distillation is a way that desalination can be done

This is used mainly in tropical developing countries & involves growing cash crops

Chemicals that cause harm to humans or other animals b/c it's flammable/explosive.

Layers deep down that have porous water, saturated layers of sand that groundwater flows are

Which accurately describes an invasive species

Overgrazed land is a product of livestock eating all of the grass on the land

To ensure quality of stream water that's near farm land it would be more effective to...

Chemicals that cause harm or birth defects to a fetus or embryo

Rock that's susceptible to chemical & mechanical weathering

Deforestation may result in?

Damages the liver & is transmitted by use of needles or exposure to infected blood

Mathematical statement about how likely it is that something will happen

Replacing green lawns with new vegetation adapted to dry climates is called

Extinction of passenger pigeon was due to

growing several different crops on one plot of land is?

Type of agriculture that uses mostly human labor & draft animals to grow enough for family

Soil conservation that uses a lot of machinery, herbicides, pesticides & little tilling

The majority of oil pollution comes from 

Area where all available pores in soil & rock in the Earth's crust are filled by water

A disease that isn't caused by living organisms & doesn't spread from one person to another

Which is not a cause of desertification

Gathering data & making assumptions to estimating short/long term info is?

How do minerals become economically depleted?

An example of a metallic mineral is 

Planting 1 crop using a lot of fertilizer/pesticides & fossil fuels to grow & harvest 

Using risk assessment & other info to find options & make decisions reducing/eliminating risks

Extremely hot forest fire that burns ground vegetation & treetops

Irrigation that flows by gravity through ditches in crop fields so crops can absorb it

Clearing forests & replacing w/another type of land use such as housing or agriculture is

Which is the greatest threat to the loss of biodiversity

Located at top of zone of saturation. Changes w/weather & climate

A measure of how harmful a substance is in causing injury, illness or death to living organism

Region where surface water drains into a river, wetland, lake or other body of water

Tropical forest destruction & degradation result from

chemicals or ionizing radiation that causes/increase random mutations of DNA are?

Three major layers zones of the Earth include

GMO's CANNOT grow in salty soil, at higher yields & are resistant to insects & diseases