Deck 14: Agricultural Methods

Question 1

Increased crop yields in the U.S.are the result of

A)improved agricultural methods.
B)more efficient machinery.
C)the application of fertilizers.
D)All of these are correct.

Answer 1

All of these are correct.

Question 2

Pesticides that break down quickly in the environment are called

A)nontarget pesticides.
B)nonpersistent pesticides.
C)insecticides.
D)persistent pesticides.

Answer 2

nonpersistent pesticides.

Question 3

Sustainable agriculture utilizes methods that

A)do not deplete soil and water resources.
B)sustain constant yields of crops.
C)cause wind and soil erosion.
D)None of these statements are correct.

Answer 3

do not deplete soil and water resources.

Question 4

All of the following are macronutrients found in soil EXCEPT

A)Nitrogen
B)Phosphorus
C)Carbon dioxide
D)Potassium

Question 5

Beneficial insects are used in agriculture to do all of the following EXCEPT

A)prey on pest insects.
B)eat pest weeds.
C)produce beneficial bacteria.
D)pollinate flowers.

Question 6

Organophosphates and carbamates work by

A)interfering with an insect's nervous system.
B)interrupting photosynthesis in weeds.
C)only killing pest insects.
D)causing internal bleeding in mammals.

Question 7

Which of the following is a characteristic of a perfect pesticide?

A)a short life
B)affects only target organisms
C)is inexpensive
D)All of these are correct.

Question 8

Fertile soils have a balanced mixture of

A)minerals.
B)organic matter.
C)soil organisms.
D)All of these statements are correct.

Question 9

Which of the following is a method of controlling pests that does NOT use pesticides?

A)the use of genetically modified organisms
B)the use of nonpersistent pesticides
C)the use of photosynthesis inhibiting chemicals
D)the use of pheromones to alter the behavior of insects

Question 10

A genetically modified organism

A)typically has new genes added.
B)can be designed to resist herbicides.
C)cannot be sold as organic.
D)All of these statements are correct.

Question 11

Which is a typical method used by organic farmers to control pests?

A)herbicides such as Roundup
B)cow manure to replace commercial fertilizer
C)antibiotics in feedstock
D)modifying farming practices to disrupt pest life cycles

Question 12

DDT

A)was a persistent pesticide.
B)affected insects but had little effect on humans.
C)became highly concentrated in carnivorous fish and birds.
D)All of the statements are correct.
E)None of the statements are correct.

Question 13

Shifting agriculture (slash-and-burn agriculture)

A)is commonly practiced in grasslands.
B)involves temporarily removing a small portion of a forest.
C)increases the fertility of the soil for several years.
D)relies on one or two primary crops.

Question 14

In order to use the label "organic"

A)organic farms must be certified.
B)must not use genetically modified seeds.
C)prohibits the use of synthetic pesticides and fertilizers.
D)All of these statements are correct.

Question 15

Integrated pest management requires

A)understanding the complete genetic make-up of pests.
B)knowledge of the pest's life history.
C)extensive application of pesticides.
D)All of these statements are correct.

Question 16

Biomagnification occurs most commonly in which organisms?

A)predator fish
B)birds of prey
C)carnivores
D)All of these statements are correct
E)None of these statements are correct

Question 17

If fertilizers are applied just before a heavy rain,

A)soils become saturated and there is over-growth in the plants.
B)macronutrients leach out and only micronutrients remain in the soil.
C)nutrients are carried into streams and lakes and encourage the growth of algae and aquatic plants.
D)All of these are correct.

Question 18

The price and availability of chemical fertilizers is strongly influenced by

A)the price of oil on the world market.
B)the amount of rain received in any given growing season.
C)the price a farmer receives for his crop.
D)None of these are correct.

Question 19

The use of the same insecticide or herbicide over several years

A)causes the soil to accumulate the pesticides.
B)causes the price to rise because the demand is high.
C)selects for pests that can resist the pesticides.
D)None of the statements is correct.

Question 20

Modern monoculture agriculture

A)reduces genetic diversity in crops.
B)prohibits the use of pesticides.
C)improves the nutritional quality of foods.
D)All of these statements are correct.

Question 21

Which of the following best matches the description?
An unwanted plant.

A)weed
B)biocide
C)pheromone
D)macronutrient
E)organophosphate
F)rodenticide
G)auxin
H)chlorinated hydrocarbon
I)weed.
J)hard pesticide
K)soft pesticide
L)persistent pesticide
M)micronutrient
N)biomagnification
O)fungicide
P)herbicide
Q)macronutrients
R)micronutrients

Question 22

Genetically modified organisms are created by

A)inserting chemical pesticides into embryos to improve pest or disease resistance.
B)inserting pieces of DNA,which will result in pest or disease resistance in a crop.
C)injecting growth hormones into seeds or pregnant animals.
D)cloning of good producers to make millions of offspring.

Question 23

Which of the following best matches the description?
Nitrogen,phosphorus,and potassium.

A)weed
B)biocide
C)pheromone
D)macronutrient
E)organophosphate
F)rodenticide
G)auxin
H)chlorinated hydrocarbon
I)weed.
J)hard pesticide
K)soft pesticide
L)persistent pesticide
M)micronutrient
N)biomagnification
O)fungicide
P)herbicide
Q)macronutrients
R)micronutrients

Question 24

All of the following are issues that hamper our ability to feed feeding the world's hungry EXCEPT

A)food subsidies and trade barriers.
B)insufficient worldwide agricultural production capacity.
C)higher fuel costs.
D)rising demand.

Question 25

Which of the following best matches the description?
Class of pesticides that kills fungi.

A)weed
B)biocide
C)pheromone
D)macronutrient
E)organophosphate
F)rodenticide
G)auxin
H)chlorinated hydrocarbon
I)weed.
J)hard pesticide
K)soft pesticide
L)persistent pesticide
M)micronutrient
N)biomagnification
O)fungicide
P)herbicide
Q)macronutrients
R)micronutrients

Question 26

Which of the following best matches the description?
Boron,zinc,and manganese.

A)weed
B)biocide
C)pheromone
D)macronutrient
E)organophosphate
F)rodenticide
G)auxin
H)chlorinated hydrocarbon
I)weed.
J)hard pesticide
K)soft pesticide
L)persistent pesticide
M)micronutrient
N)biomagnification
O)fungicide
P)herbicide
Q)macronutrients
R)micronutrients

Question 27

Which of the following is NOT a problem associated with pesticides?

A)resistance to the pesticide
B)bioaccumulation
C)They primarily affect target organisms.
D)persistence in the environment

Question 28

People who oppose the use of GMOs argue that

A)it is too expensive a method and will cause a drastic increase in food prices.
B)farmers would be at risk for pesticide poisoning.
C)no long-term studies have been done to ensure safety.
D)it will raise the fat content of many everyday foods creating more obesity.

Question 29

Which of the following best matches the description?
Nutrient needed in extremely small amounts for plant growth.

A)weed
B)biocide
C)pheromone
D)macronutrient
E)organophosphate
F)rodenticide
G)auxin
H)chlorinated hydrocarbon
I)weed.
J)hard pesticide
K)soft pesticide
L)persistent pesticide
M)micronutrient
N)biomagnification
O)fungicide
P)herbicide
Q)macronutrients
R)micronutrients

Question 30

Pesticide resistance is

A)accumulation of pesticides in fatty tissues.
B)the death of individuals of a nontarget species.
C)pesticide tolerant individuals who survive and reproduce,which makes the pesticide less effective for future pest generations.
D)only effective to control rodents.

Question 31

Which of the following best matches the description?
Nutrient that is required by plants in relatively large amounts.

A)weed
B)biocide
C)pheromone
D)macronutrient
E)organophosphate
F)rodenticide
G)auxin
H)chlorinated hydrocarbon
I)weed.
J)hard pesticide
K)soft pesticide
L)persistent pesticide
M)micronutrient
N)biomagnification
O)fungicide
P)herbicide
Q)macronutrients
R)micronutrients

Question 32

All of the following are benefits of organic farming and crop rotation as a sustainable agriculture method EXCEPT

A)it requires the use of few or no pesticides.
B)it typically requires less water.
C)it can spread out the risk of crop failure.
D)it can best help large-scale farmers.

Question 33

Which of the following best matches the description?
Pesticide designed to kill mice,rats,and related organisms.

A)weed
B)biocide
C)pheromone
D)macronutrient
E)organophosphate
F)rodenticide
G)auxin
H)chlorinated hydrocarbon
I)weed.
J)hard pesticide
K)soft pesticide
L)persistent pesticide
M)micronutrient
N)biomagnification
O)fungicide
P)herbicide
Q)macronutrients
R)micronutrients

Question 34

Which of the following best matches the description?
Pesticide consisting of carbon,hydrogen,and chlorine.

A)weed
B)biocide
C)pheromone
D)macronutrient
E)organophosphate
F)rodenticide
G)auxin
H)chlorinated hydrocarbon
I)weed.
J)hard pesticide
K)soft pesticide
L)persistent pesticide
M)micronutrient
N)biomagnification
O)fungicide
P)herbicide
Q)macronutrients
R)micronutrients

Question 35

Which of the following best matches the description?
Kind of chemical that kills many different types of living things.

A)weed
B)biocide
C)pheromone
D)macronutrient
E)organophosphate
F)rodenticide
G)auxin
H)chlorinated hydrocarbon
I)weed.
J)hard pesticide
K)soft pesticide
L)persistent pesticide
M)micronutrient
N)biomagnification
O)fungicide
P)herbicide
Q)macronutrients
R)micronutrients

Question 36

Which of the following best matches the description?
Pesticide that remains active for a long period of time.

A)weed
B)biocide
C)pheromone
D)macronutrient
E)organophosphate
F)rodenticide
G)auxin
H)chlorinated hydrocarbon
I)weed.
J)hard pesticide
K)soft pesticide
L)persistent pesticide
M)micronutrient
N)biomagnification
O)fungicide
P)herbicide
Q)macronutrients
R)micronutrients

Question 37

Which of the following is a macronutrient?

A)nitrogen
B)manganese
C)zinc
D)boron

Question 38

Pesticides,primarily herbicides and insecticides,are widely used in agriculture because

A)they allow farmers to spend less on less time and money to till the soil.
B)they reduce crop loss to weeds and insects.
C)they increase the amount of food produced.
D)All of the statements are correct.
E)None of the statements is correct.

Question 39

Which of the following best matches the description?
Class of pesticides that interferes with normal nerve impulses.

A)weed
B)biocide
C)pheromone
D)macronutrient
E)organophosphate
F)rodenticide
G)auxin
H)chlorinated hydrocarbon
I)weed.
J)hard pesticide
K)soft pesticide
L)persistent pesticide
M)micronutrient
N)biomagnification
O)fungicide
P)herbicide
Q)macronutrients
R)micronutrients

Question 40

Advocates for the development and use of genetically modified organisms (GMOs)argue that

A)super weeds could develop from introducing herbicide resistance genes.
B)this method offers promise for solving world hunger problems by increasing crop production.
C)honeybee survival could be negatively impacted.
D)this method offers promise for solving the world's erosion problems.

Question 41

Which of the following best matches the description?
Plant hormone that stimulates growth.

A)weed
B)biocide
C)pheromone
D)macronutrient
E)organophosphate
F)rodenticide
G)auxin
H)chlorinated hydrocarbon
I)weed.
J)hard pesticide
K)soft pesticide
L)persistent pesticide
M)micronutrient
N)biomagnification
O)fungicide
P)herbicide
Q)macronutrients
R)micronutrients

Question 42

Mechanized agriculture has substituted the labor of humans with energy stored in petroleum products.

Question 43

Mechanized agriculture is typical of undeveloped tropical regions.

Question 44

Monoculture utilizes several crops grown over a large area for efficient planting,cultivating,and harvesting.

Question 45

Fertilizers do not alter soil characteristics.

Question 46

Tilling the soil can reduce weeds.

Question 47

Which of the following best matches the description?
Chemical produced by one animal that changes the behavior of another.

A)weed
B)biocide
C)pheromone
D)macronutrient
E)organophosphate
F)rodenticide
G)auxin
H)chlorinated hydrocarbon
I)weed.
J)hard pesticide
K)soft pesticide
L)persistent pesticide
M)micronutrient
N)biomagnification
O)fungicide
P)herbicide
Q)macronutrients
R)micronutrients

Question 48

Which of the following best matches the description?
Pesticide designed to kill plants.

A)weed
B)biocide
C)pheromone
D)macronutrient
E)organophosphate
F)rodenticide
G)auxin
H)chlorinated hydrocarbon
I)weed.
J)hard pesticide
K)soft pesticide
L)persistent pesticide
M)micronutrient
N)biomagnification
O)fungicide
P)herbicide
Q)macronutrients
R)micronutrients

Question 49

Chemical fertilizers are used in agriculture because they provide greater amounts of nutrients and organic matter than are found in the natural soil.

Question 50

Monoculture farming is the best method to use to prevent soil erosion.

Question 51

Major issues related to monoculture agriculture include loss of genetic diversity,high use of pesticides,dependence on fertilizer.

Question 52

All products that are sold as organic must be certified.

Question 53

A perfect pesticide kills or inhibits the growth of nontarget organisms as well as target organisms.

Question 54

Organic farming uses legumes to add nitrogen to the soil.

Question 55

Most of the world's food supply is grown on small slash-and-burn garden plots.

Question 56

A primary function of fertilizer is to replace human labor.

Question 57

Currently the cost of pesticides far exceeds the profit from crops produced.

Question 58

The perfect pesticide should have a short half-life.

Question 59

Which of the following best matches the description?
Increases in the amount of material at successively higher trophic levels.

A)weed
B)biocide
C)pheromone
D)macronutrient
E)organophosphate
F)rodenticide
G)auxin
H)chlorinated hydrocarbon
I)weed.
J)hard pesticide
K)soft pesticide
L)persistent pesticide
M)micronutrient
N)biomagnification
O)fungicide
P)herbicide
Q)macronutrients
R)micronutrients

Question 60

When vegetation is burned on a site,it releases the nutrients that were tied up in the biomass.

Question 61

"Biotech" crops include soybeans,canola,corn,and cotton.

Question 62

One of the major concerns about genetically modified organisms (GMOs)is the transfer of foreign genes to the wild relative of the crop plant.

Question 63

Persistent pesticides are more toxic than nonpersistent pesticides and must be handled with greater care.

Question 64

The problem of food waste is of greater concern in:

A)The less developed world
B)Africa
C)The industrial world
D)India

Question 65

Countries in the developed world:

A)Have not developed regulations for pesticides
B)Have established careful regulations for the sale and use of pesticides
C)Have only regulated the pesticide DDT
D)Are only now beginning to regulate pesticides

Question 66

Persistent pesticides decompose quickly and present less of an environmental hazard.

Question 67

In the United States,and estimated 60% of processed foods contain GM ingredients.

Question 68

Polyculture is a process where different species of plants are grown together in the same place at the same time.

Question 69

The largest nonpoint source of water pollution is:

A)Transportation
B)Urban development
C)Industrial development
D)Agriculture

Question 70

Biotechnology techniques are used to insert genes from species to another.

Question 71

Europe,England,and Canada account for over two-thirds of all biotechnology crops planted globally.

Question 72

Sustainable agriculture and organic agriculture are examples of:

A)Traditional agricultural practices
B)Historic agricultural practices
C)Alternatives to conventional agricultural practices
D)Conventional agricultural practices

Question 73

The United Nations predicts that over the next 40 years global food production will need to increase ________ percent in order to prevent massive famine.

A)10%
B)30%
C)70%
D)90%