ES Ch 9

Why is eating chicken better for the environment than eating beef?

• Per pound of meat, chicken provides many more calories

• Per pound of meat, chicken provides many more nutrients

• Chickens don't produce as much waste as cows

• Per pound of meat, chickens require much less grain & water input

• Chickens require fewer workers to process

A farmer notices some mushrooms growing on their crops. Which of the following should they apply to get rid of the mushrooms?

(mushrooms are funky)

• Insecticide

• Fungicide

• Herbicide

• Rodenticide

Which fields are most likely to benefit from natural Pest control by Predators, Parasites, and disease organisms?

• polyculture crops

• monoculture crops

• lawns

• golf courses

• tree plantations

Which statement best describes the concept of food insecurity?

• poor health that results from nutritional deficiencies

• condition in which energy intake exceeds energy use

• form of government support intended to help farms survive

• a lack of access to nutritious food

• a lack of control over weather, pests, and diseases

Although many synthetic pesticides have been banned in the United States, the outlawed poisons can still be found in our environment because of

• international treaties

• chemical synthesis of pesticides

• black market trade in pesticides by governments

• international trade of food crops treated with banned pesticides

Which of the following is would likely still be using traditional agriculture (def: relies on local knowledge passed down over generations often with little technology) ?

• A highly-developed nation

• A rapidly industrializing nation

• An increasingly war-torn but wealthy society

• A country that is low income and not industrialized

Which of the following is an essential macronutrient (def: nutrient needed in large amounts)?

• iron

• protein

• iodine

• vitamin A

• vitamin C

Raising more sustainable (def: maintain without killing off other species) fish would require choosing fish species such as -

• tilapia that eat algae and plants

• tuna that eat other fish

• catfish that eat fishmeal

• trout that can be easily caught

Which of the following would increase soil fertility?

• Increasing synthetic pesticide use

• Adding compost, green manure, or mulch

• Removing trees that border the property's crops

• Creating steps (terraces) into the side of steep terrain

Farming practices that expose topsoil to water and wind often result in _____, which degrades the soil and can ultimately threaten food production.

• soil erosion

• air pollution

• soil enrichment

• desertification

• soil salinization