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Environmental Science Land Test

Total questions: 21

Worksheet time: 29mins

Name
Class
Date
1.

environmental advantage of no-till agriculture

a)

less erosion

b)

decrease in labor costs

c)

increased use of herbicides and pesticides

d)

increased need for irrigation

2.

Which of the following would be best addressed with contour plowing?

a)

eutrophication

b)

soil erosion

c)

soil salinization

d)

pesticide treadmill

3.
Which of the following type of tree harvesting is the most detrimental to the environment?
a)
Strip Cutting
b)
Selective Cutting
c)
Clear Cutting 
d)
Partial Harvest
4.

The build up of salt in soil leading to a loss in crop productivity is called

a)

irrigation

b)

desertification

c)

salinization

d)

denitrification

5.
Which of the following would PREVENT soil erosion on a farm? 
a)
over-grazing
b)
deforestation
c)
plowing
d)
crop rotations
6.

Cattle release what type of greenhouse gas as a result of fermentation in their digestive tract?

a)

Oxygen

b)

Carbon Dioxide

c)

Phosphorus

d)

Methane

7.
Reclamation is.....
a)
not required in the US.
b)
a process that causes significant environmental damage.
c)
returning the land back to its original condition after mining
d)
required for every country and every type of mine in the world.
8.
All of the following are benefits of pesticide use EXCEPT
a)
disease control
b)
crop protection
c)
genetic resistance
d)
lower food costs for consumers
9.
A farmer discovers pests have become resistant the the atrazine she's been using so she must use larger, more frequent doses.  This is known as 
a)
the pesticide treadmill
b)
both an acute and a chronic effect
c)
a synergistic effect
d)
an antagonistic effect
10.
IPM is likely to use all of the following techniques EXCEPT
a)
intercropping.
b)
planting herbicide-resistant crops.
c)
habitat creation for pest predators.
d)
increased use of traditional pesticides.
11.
CAFOs make meat more economical, but may have some negative environmental impacts.  These include all of the following EXCEPT
a)
high concentrations of animal waste.
b)
increase in nutrients in stormwater runoff.
c)
increase in sediments in stormwater runoff.
d)
increased use of land area over other types of animal farming.
12.
Under the integrated pest management system, the first line of defense during an infestation is to use
a)
biologic methods
b)
DDT
c)
genetic engineering
d)
broad range pesticides
13.
Genetically modified crops offer all of the following advantages except:
a)
We no longer need to use herbicides.
b)
Reduce water usage
c)
Shorten growing seasons.
d)
Increased yields  
14.

People in developed countries tend to eat more

a)

corn

b)

potatoes

c)

meat

d)

rice

15.

Which of the following is an unintended environmental consequence of aquaculture?

a)

Meeting an increasing demand for seafood

b)

Decreasing the prevalence of disease in nearby wild fish

c)

Contamination of surrounding water by organic waste

d)

High initial cost of facility

16.

Which methods of irrigation is the most efficient in preventing salinization of the land ?

a)

furrow irrigation

b)

spray irrigation

c)

drip irrigation

d)

flood irrigation

17.

Overgrazing of grasslands can lead to reduced range quality. Two of the major effects of overgrazing are

a)

erosion and desertification

b)

eutrophication and increased methane production

c)

higher primary productivity and ammonification

d)

higher fire potential and increased productivity

18.

Which of the following reduces the use exposures to toxic chemicals?

a)

Crop dusting

b)

No-till agriculture

c)

Intercropping

d)

IPM

19.

The major cause for the decline in the worldwide catch of fish since 1990 is

a)

escalating price of fuel

b)

competition from aquaculture

c)

overfishing

d)

decline in market price

20.

Which of the best defines reserves in mining and mineral extraction?

a)

The determined quantity of a mineral which can be economically recovered.

b)

The processed weight of the mineral resource recovered over the lifespan of the mine

\

c)

c) An unreliable figure, often inflated by governments of countries with resource-based economies to inflate prices and attract investors

d)

d) The predicted total quantity of a mineral resource that exists in a mine or excavation site

21.

Type of surface mining that uses explosives, massive shovels, and even larger machinery called drag lines to expose seams of coal underneath

a)

Mountain top removal

b)

Placer mining

c)

Open pit mining

d)

surface mining

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