Exam Questions with 100%
Correct Answers | Latest Update
How to minimize agricultural water use - 🧠 ANSWER ✔✔drip irrigation,
irrigation scheduling, and dry farming
how to reduce the negative impacts of conventional ag - 🧠 ANSWER
✔✔organic farming (use insects as natural pesticides, hand weed fields,
cover beds to prevent weed growth)
,how to improve soil fertility - 🧠 ANSWER ✔✔cover crops, compost and
mulch
How to achieve sustainable farm labor - 🧠 ANSWER ✔✔mechanization and
proper provisions for farm laborers (water/rest breaks, shade, covid
protection)
Why is BPSC 21 called California's cornucopia? - 🧠 ANSWER ✔✔It is
called California's cornucopia because California is regarded as a
cornucopia, a symbol of abundant food source since it produces so much.
How does CA's agricultural production rank in the world? - 🧠 ANSWER
✔✔CA has the 5th largest economy in the world, mostly due to its
agriculture. It provides 2/3 of fruits and nuts, 1/3 of vegetables, and 81% of
wine in the US.
How is food security defined? - 🧠 ANSWER ✔✔"Food security exists when
all people, at all times, have physical and economic access to sufficient
safe and nutritious food that meet their dietary needs and food preferences
for an active and healthy life" 1996 World Food Summit
What are the four dimensions of food security? - 🧠 ANSWER ✔✔1.
Physical availability of food, 2. Economic and physical access to food, 3.
,Food utilization (food, safety, preparation, diversity), 4. The stability of the
dimension 1, 2, and 3 over time (be stable tmrw, the next, etc.)
What is hunger? Is it wide spread? - 🧠 ANSWER ✔✔1. Hunger is the
uncomfortable to painful sensation caused by insufficient food energy
consumption. It is wide spread, worldwide 821 million people were hungry
in 2018
What is malnutrition? - 🧠 ANSWER ✔✔Deficiencies, excesses or
imbalances in consumption of macronutrients (protein, fats, carbs) and
micronutrients (vitamins, minerals)
How are food insecurity, malnutrition and poverty linked?: - 🧠 ANSWER
✔✔Food insecurity (due to low crop yields, bad quality [climate change,
pests, pathogens, soils], diversity) is hunger and malnutrition --> Leads to
poor physical and cognitive development --> Leads to low productivity -->
Leads to poverty
How do plant biologists try to break the food insecurity cycle? - 🧠 ANSWER
✔✔Plant biologists can break the cycle by growing crops with high yields,
better quality (resistant to climate change, pests, pathogens, soils), and
grow with diversity (better for nutritional balance)
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, What two non-food issues contribute to food insecurity? - 🧠 ANSWER
✔✔Conflict and Climate Shocks are major drivers of food insecurity. With
conflict (war, civil unrest) there are high rates of food insecurity, and climate
change leads to unpredictable and more frequent droughts, floods, etc. and
this has led to spikes in food insecurity
What are the effects of the current COVID-19 pandemic on food
insecurity?: - 🧠 ANSWER ✔✔Covid has led to unemployment rates going
up and this can increase poverty rates and overall increase the number of
food insecure Americans
What resource on UCR's campus will help UCR students with food
insecurity? - 🧠 ANSWER ✔✔R'Pantry
What are the constraints to Ag production? (use info from lecture and
readings): - 🧠 ANSWER ✔✔Rising population, soil erosion, depletion of
aquifers, rising temp, grain consumers going up
What are the goals of sustainable agriculture? - 🧠 ANSWER ✔✔Must:
Produce abundant and safe food, reduce of harmful enjoinments inputs,
minimize the use of land and water, safe working conditions, protect
genetic makeup of native species, enhance crop diversity, fosters soil