Sustainable Farming Lecture & Qsts

Multiple Choice

Which of the following is a disadvantage of traditional agriculture practices?

• Higher crop yield per acre

• Use of machines increases efficiency

• Typically utilizes only one crop and one species (monoculture)

• More efficient

Multiple Choice

Which of the following is NOT a goal of sustainable agricultural practices?

• Reducing soil erosion

• Protecting freshwater resources

• Increasing chemical applications

• Limiting the use of fossil fuels

Multiple Select

Which of the following actions are part of environmental stewardship in agriculture?

• Reducing environmental footprint through sustainable practices

• Ignoring resource management

• Responsible planning of resources

• Increasing pollution

Fill in the Blank

One way to improve water conservation in agriculture is by designing efficient ___ systems.

Multiple Choice

Which soil conservation method involves planting a crop specifically to protect the soil from erosion?

• Conservation tillage
• No-till farming
• Cover crops

Multiple Choice

Which of the following is NOT a benefit of conservation tillage?

• Reduces soil erosion

• Improves soil and water quality

• Conserves water

• Increases chemical application

Multiple Select

Which practices help protect and enhance topsoil? Select all that apply.

• Cover crops between growing seasons

• Addition of mulch or compost/manure and organic matter

• Maintaining a healthy population of soil organisms

• Increasing chemical applications

Multiple Choice

As a farmer, you would be most concerned with the quality of the soil in the

• O horizon

• A horizon

• E horizon

• R horizon

Multiple Choice

Which of the following is a common practice in sustainable agriculture?

• Monoculture

• Crop rotation

• Heavy pesticide use

• Deforestation

Multiple Choice

meeting the economic, social, and environmental needs of the present without compromising the needs of the future

• market

• sustainable

• ripple effect

• riparian area

Multiple Choice

What effect did over plowing and cutting down trees in the Great Plains during the 1930’s?

• It had little effect
• It increased soil fertility
• It was a primary cause of the Dust Bowl
• Farmers had a great harvest

Multiple Choice

Which of the following is a benefit of crop rotation?

• It reduces the need to replant and change layout

• It helps replenish soil nutrients through nitrogen fixation

• It increases the risk of soil exhaustion

• It only applies to animals

Multiple Choice

What most likely happens to soil when crops are not rotated from year to year?

• The soil nutrients are depleted
• The soil fertility increases
• The soil becomes more porous
• The soil erodes less rapidly

Multiple Choice

Which crops are typically used in the 'Legume' section of basic crop rotation?

• Carrots, onions, beets

• Green beans, cowpeas, lentils

• Tomatoes, cucumbers, peppers

• Lettuce, spinach, cabbage

Open Ended

Describe how conservation tillage helps reduce soil erosion and runoff.

Multiple Choice

Companion planting helps deter insects by planting specific plants together. What is one challenge associated with companion planting?

• Plants do not fertilize each other

• It is easy to know which crops grow well together

• You need to know which crops to avoid planting together

• It reduces crop variety

Open Ended

Explain how conservation tillage practices can help reduce air pollution in agricultural fields.

Multiple Choice

What happens with their is not enough rain to keep the top soil moist?

• it stays put

• nothing special happens

• wind erodes it and blows it away

• there is no such thing as top soil

Multiple Choice

Has the wind ever significantly eroded the top soil in the United States?

• Yes in 1930

• yes in 2003

• No it has never happened in the US

• No, but has happened in other parts of the world.

Multiple Choice

What is soil conservation?

• the management of land to prevent the loss of resources

• the management of soil to help with the destruction

• the management of soil to prevent destruction

• the management of land to help the farmers make more money

Multiple Choice

What is contouring plowing?

• when farmers tour the lands and check on the crops

• when farmers use things found in contouring makeup kits to help crops grow

• when farmers plow their fields along curves of a slope

• when farmers use straight lines through hills.

Multiple Select

Which of the following sustainable farming practices help reduce soil erosion?

• Contour Cropping

• No Till Planting

• Cover Crops

• Monoculture

Multiple Choice

Several factors can lead to land degradation. Which of these activities is least likely to contribute to land degradation?

• Urbanization

• Deforestation

• Poor farming methods

• Using an irrigation system on crops

Multiple Choice

What is the main reason for rotating the herd and leaving portions of grazing land unused?

• To increase livestock production

• To allow grasses to regrow

• To reduce water usage

• To prevent crop diseases

Multiple Choice

When an area can become desert like due to plants being unable to grow in infertile soil.

• Soil Conservation

• Desertification

• Erosion

• Salinization

Multiple Choice

How does overgrazing affect the environment?

• A. Overgrazing causes succession.

• B. Overgrazing leads to desertification.

• B. Overgrazing leads to salinization

• D. Overgrazing leads to nutrient depletion

Open Ended

Discuss the benefits of aquaculture compared to commercial fisheries in terms of sustainability and meeting seafood demand.

Fill in the Blank

Overgrazing can lead to ___, a process where fertile land becomes desert.

Open Ended

What strategies will be required to feed 12 billion people?

Multiple Select

Which of the following aquatic organisms are commonly farmed in aquaculture?

• Salmon

• Catfish

• Shrimp

• Tuna

Multiple Choice

Which of the following is NOT a drawback to traditional agriculture practices?

• Depletes soil nutrients

• Higher crop yield/acre and greater profits

• Pollution from chemical pesticides

• Typically utilizes monoculture

Multiple Choice

the farming of aquatic organisms such as fish, crustaceans, mollusks, and plants

• Aquaculture

• Crustaceans

• Mollusks

• Eutrophication

Multiple Choice

Which of the following is a risk associated with aquaculture?

• Waste from fish and crustaceans can overwhelm coastal areas and negatively impact the ecosystem

• Aquaculture always improves water quality

• Aquaculture eliminates the risk of disease in wild fish

• Aquaculture does not affect the ecosystem