Multiple Choice Questions

Question 1

Poaceae - grass family

Answer 1

Economically speaking, what’s the most important plant family with about 10,000 species worldwide?

Question 2

Soy

Answer 2

Which crop is NOT one of the three plants accounting for 50% of the world’s calories consumed by humans?

Question 3

Within the Middle East, evidence suggests a core area of plant domestication

Answer 3

Which of these statements is FALSE regarding the advent of agriculture?

Question 4

Improved selective breeding and increased agronomic inputs

Answer 4

Agriculture originated about 10,000 years ago. By 1960, humans were producing 1 billion tons of food grain. In 2000, humans produced 2 billion tons of food grain. Which answer best explains the doubled production over those forty years?

Question 5

Undernourishment is a problem outside of Texas and the US

Answer 5

All of the following are true EXCEPT:

Question 6

Access

Answer 6

The definition of food security involves which one of the five stages of food systems?

Question 7

High yielding
Semi-dwarfism
Shortened maturation time
Wide adaptation
Resistance to biotic stresses
Tolerance to abiotic stresses

Answer 7

Norman Borlaug (and the Green Revolution) selectively bred wheat and later rice for which of the following traits?

Question 8

The increased production came from converting native areas into agricultural areas

Answer 8

All of the following statements regarding the Green Revolution are true EXCEPT

Question 9

Increased human capacity

Answer 9

In 1912, the average US corn yield was 20 bushels/acre. In 2012, it was 123 bushels/acre. What best explains this increase in yield?

Question 10

Potential productivity - realized productivity

Answer 10

The yield gap is best defined as:

Question 11

High rates of land conversion

Answer 11

The intensification of agricultural production contributes to all of the following EXCEPT:

Question 12

Oxygen enrichment

Answer 12

All of the following are consequences of excessive nutrients (e.g. nitrogen) in water EXCEPT:

Question 13

Same goal; different echnique

Answer 13

The general public confuses selective breeding and genetic engineering. Which statement best compares the two practices?

Question 14

Aquifer depletion and shifts from corn crops

Answer 14

According to the World Wildlife Fund, all of the following are consequences of the ‘irresponsible expansion of soy’ in South America EXCEPT

Question 15

Transformation

Answer 15

One method of biotechnology uses an agrobacterium (soil bacterium) containing a Ti (tumor-inducing) plasmid capable of integrating into plant cells thereby utilizing a naturally-occurring ___________ process

Question 16

2,1,4,3,5

Answer 16

Which sequence best describes the basic process of biotechnology in plants using agrobacterium?
1. insert gene into a ti plasmid
2. identify and isolate a gene of interest
3. screen cells, using selectable marker to identify transformed cells
4. mix ti plasmid with plant cells, allowing plasmid to move into plant cells
5. regenerate transgenic plants from transformed cells

Question 17

Herbicide tolerance and insect resistance

Answer 17

Most of the corn grown in the US is ‘stacked’ for the following two traits:

Question 18

Wheat

Answer 18

The most commonly adopted GE crops in the US include all of the following EXCEPT:

Question 19

Increasing herbicide resistance

Answer 19

One of the main problems associated with GE/bioengineered crops is:

Question 20

Tolerance herbicides

Answer 20

Environmental benefits of GE/bioengineered crops include all the following EXCEPT:

Question 21

False

Answer 21

There are more dominant species than rare species in this prairie grassland

Question 22

True

Answer 22

There are more rare species than dominant species in this prairie grassland

Question 23

True

Answer 23

Dominant species are largely unaffected by additional nitrogen

Question 24

True

Answer 24

High levels of nitrogen (95 kg/ha/yr) reduce the number of rare plant species

Question 25

True

Answer 25

Low levels of nitrogen (10 kg/ha/yr) reduce the number of rare plant species

Question 26

The problem of stunting and wasting is resolved.

Answer 26

Which of the following statements is FALSE regarding the state of global nutrition?

Question 27

Access

Answer 27

The definition of food security involves which ONE of the five stages of food systems?

Question 28

Both A and C

Answer 28

What's the evidence that food security is an important issue here in America? A. Most school meals in the US are served free in the US B. More Americans than Asians suffer from food insecurity C. Both urban and rural people in America receive food stamps

Question 29

All the above

Answer 29

Circle ALL answers that apply. The following are goals of US agriculture policy: a. agricultural research b. farm safety nets c. foreign assistance d. nutrition assistance e. rural development f. soil conservation

Question 30

Subsidies are generally palatable when they promote special interests.

Answer 30

Which of the following statements is FALSE regarding subsidies?

Question 31

About 76% of the projected $428 billion dollars is for nutrition assistance

Answer 31

Which ONE of the following statements is TRUE regarding the 2018 Farm Bill?

Question 32

They account for less than half of all the US school meals

Answer 32

Which of the following statements about the school breakfast and lunch programs is FALSE?

Question 33

The average American spent more than 3/4 of their household budget on food in 1900

Answer 33

Which of the following statistics is FALSE?

Question 34

Both A and B only

Answer 34

What can you reasonably conclude from the two statements below? #1: AR, LA, MS, and TX have high rates of SNAP participation #2: AR, LA, MS, and TX have high rates of adults with 30+ BMIs

Question 35

The second ingredient in Prego, after tomatoes, is olive oil

Answer 35

Which of the following is FALSE regarding the optimization of food products?

Question 36

All of the above

Answer 36

Policy approaches to the obesity epidemic should involve which of the following? A. Processes that allow for experimentation, evaluation, and adaptation B. Recognition of the complex social and environmental causes C. Recognition of the co-occurrence of poverty and obesity D. Respect for individual choice as well as social responsibility

Question 37

The decision potentially shifts the burden of responsibility

Answer 37

In the controversy surrounding the American Medical Association's decision to define obesity as a disease, both sides use which of the following in their argument?

Question 38

All of the above

Answer 38

At what stage(s) in the food system do we see concentration and consolidation? Production Processing Access

Question 39

All of the above

Answer 39

Examples of the increasingly concentrated and consolidated food system include the following: IA hogs NY dairy CA fruits and vegetables US poultry

Question 40

True

Answer 40

T/F: In most US sectors, the four largest firms control about 40-45% of the market

Question 41

True

Answer 41

T/F: In the food sector, the four largest firms control a much greater share

Question 42

True

Answer 42

T/F: Meat processing and packing is an especially consolidated industry

Question 43

True

Answer 43

T/F: American grocery stores are an example of the access stage in the food system

Question 44

True

Answer 44

T/F: American grocery stores are an example of consolidation in the food system

Question 45

True

Answer 45

T/F: American grocery stores are an example of offering the illusion of choice

Question 46

It presents a risk of increasing worker wages

Answer 46

The Federal Trade Commission seems to be leaning toward challenging the Kroger/ Albertons merger in court (as of early October 2023) for all of the following reasons EXCEPT:

Question 47

Resourcefulness

Answer 47

USAID is criticized for all of the following reasons except