4.3 Methods Of Food Production

9 Questions | By Rlabov | Last updated: Mar 19, 2022 | Total Attempts: 680

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Environmental Science Unit 4: Land Use & Human Impact 4. 3 I can compare the efficiency of different methods of food production.

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1.

A given plot of land can produce more food when used to grow plants than when used to raise animals because
- A.
  
  Animals are farther up the food chain, therefore receive less energy
- B.
  
  Plants provide more nutrients per gram
- C.
  
  Meat is more expensive than vegetables, therefore it has more calories in it
- D.
  
  Animals are always larger than plants, therefore always need more space
2.

A plot of land can produce more food when it is used to grow __________ than when it supports _________.
- A.
  
  Rice, corn
- B.
  
  Plants, animals
- C.
  
  Fish, poultry (e.g. chicken, turkey
- D.
  
  Soybeans, grains
3.

Industrial farming techniques produce ______ food per acre than sustainable farming techniques, but require _____ energy & resources.
- A.
  
  More, more
- B.
  
  More, less
- C.
  
  Less, more
- D.
  
  Less, less
4.

Sustainable farming techniques produce ______ food per acre than industrial farming techniques, but require _____ energy & resources.
- A.
  
  More, more
- B.
  
  More, less
- C.
  
  Less, more
- D.
  
  Less, less
5.

Efficiency of food production is
- A.
  
  The time it takes to produce a food product from planting to harvesting.
- B.
  
  The amount of food produced compared to the energy & resources used to produce it.
- C.
  
  The amount of food produced compared to the money used to grow it.
- D.
  
  The amount of food produced compared to the number of people it can feed.
6.

Negative effects of modern, industrialized agriculture include reduced soil quality as well as the overuse of water, _____, and fertilizers.
- A.
  
  Crop varieties
- B.
  
  Soybeans
- C.
  
  Pesticides
- D.
  
  Sunlight
7.

All of the following are examples of sustainable farming techniques EXCEPT:
- A.
  
  Crop rotation
- B.
  
  Biological pest control
- C.
  
  Composting waste
- D.
  
  Genetically modified crops
8.

All of the following are examples of industrial farming techniques EXCEPT:
- A.
  
  Chemical pesticides
- B.
  
  Fertilizers
- C.
  
  Removing weeds by hand
- D.
  
  Monoculture (planting only one crop variety on a plot of land)
9.

Vegans eat only plants and plant-based foods. Why is a vegan diet better for the environment than a meat-based diet?
- A.
  
  Raising animals requires more nutrients from the soil
- B.
  
  Animals require more energy, space, and resources to raise
- C.
  
  Animal waste pollutes the land
- D.
  
  Plants require more energy, space, and resources to grow