Lesson 10-15

What is the annual value of agricultural exports within the western region?

$15 billion

What is the total annual value of Washington's food crop exports?

$2.2 billion

What is the total economic value of crops within the western region?

$41 billion

Assessment II What is the total value of the food crops exported annually from Colorado?

$457.5 million

Aeroponic systems must provide which of the following percentages of humidity to plants?

100 percent

What percent of the total United States' economic value of crops is made up by the West?

22 percent

Hydroponics Assessment I Which of the following figures represents the value of the hydroponics industry?

6 billion

What is the proper humidity level to store onions to prevent onion neck rot?

75 percent

What is the first step in Integrated Pest Management?

Action Thresholds

Which of the following is the process of circulating air throughout a substance?

Aeration

Assessment III Rescue and Summerred are two popular varieties of apples grown in which state?

Alaska

Which of the following risks require aggregate systems to remain dry when not flooded?

Algae

Which of the following is a fruit food crop in Utah?

Apricots

Which of the following is the simplest form of hydroponic systems?

Aquaculture system

Insects are part of which phylum?

Arthropoda

Which pesticide is NOT used against early blight?

Azadiractin

Plant Pests: Fungal Diseases Which is NOT considered a non-living agent?

Bacteria

Plant Pests: Chewing Insects Pathogenic pests can be classified as which of the following?

Bacterial

Which of the following is NOT a fruit crop in Oregon?

Bananas

Which of the following is an insect?

Bee

Where is the sub-irrigation system reservoir most often located?

Below the aggregate bed

Which pest control technique uses beneficial insects to control pests?

Biological

What is another term used when referring to a living agent?

Biotic agent

How does gall harm the plant?

Causes no harm

Which is NOT a step in the life cycle of a bacteria?

Cell replication

What disease needs a pH below 7.2 in order to grow?

Clubroot

Which of the following systems aerates nutrient solutions as it flows?

Continuous flow systems

Which of the following conditions is needed for apple scab to occur?

Cool spring weather

Which environmental conditions are best for blackleg to occur?

Cool, moist conditions

Downy mildew thrives in which of the following environmental conditions?

Cool, wet weather

Corn smut can be controlled using which element?

Copper

Which of the following can be used to treat bacterial spot?

Copper

In which plant is gray leaf spot most common?

Corn

On which plant does angular leaf spot NOT occur?

Corn

Which of the following crops does verticillium wilt NOT affect?

Corn

Which of the following is NOT affected by mosaic virus?

Cotton

Which plant can be affected by boll rot?

Cotton

Which plant is affected by the leaf curl virus?

Cotton

Which pest species has a male which chirps loudly to attract females?

Crickets

Which prevention method will NOT protect against powdery mildew?

Crop rotation

Which disease effects seeds before, during and after germination?

Damping off

Which is NOT an environmental condition needed for ergots to form?

Dry soil

When are potatoes harvested in Idaho?

Early to mid-fall

Which of the following is NOT a characteristic of cedar-apple rust?

Enters through root system

Which of the following is NOT an environmental condition of wirestem?

Extreme wind

When are pecans harvested in the state of New Mexico?

Fall to early winter

Gray mold (botrytis) is also referred to as which of the following?

Fruit rot

Assessment IV Which of the following may overwhelm hydroponic systems if not closely monitored?

Fruits and vines

Plant Pests: Bacterial Diseases What type of disease is the easiest to treat?

Fungal

Which type of disease can be waterborne?

Fungal

Which of the following is an appropriate treatment method for corn leaf blight?

Fungicide which contains mancozeb

Which of the following is a primary crop of Nevada?

Garlic

Assessment II Which of the following is NOT a continuous flow system?

Gravity flow system

Which condition is NOT needed for late blight to grow?

High winds

Which is NOT a characteristic of pest prevention?

Highly selective chemicals

Which landscape plant is affected by phomopsis blight?

Juniper

Assessment III How can anthracnose be prevented?

Keep foliage dry

Which of the following predators do NOT help control fall webworms?

Lacewings

When is wheat harvested in the state of Colorado?

Late summer to mid-fall

Which of the following is NOT a characteristic of bacterial soft rot?

Leaf tips dry out

Which of the following was listed as a plant able to do well in aquaculture systems?

Lettuce

What characteristic is the long-horned beetle known for?

Long Antennae

Which is NOT a use of a forage crop?

Make paper and cloth

Which region of the country is bacterial spot most prevalent in Northwest?

Midwest

How can bacterial wilt be treated?

No treatment available

Environmental stress on a plant is what type of pest?

Non-living

Assessment III When flowering and foliage plants are produced hydroponically, how many species should grow within each system?

One

Which disease is usually accompanied by a foul odor?

Onion neck rot

Which of the following is NOT affected by leaf curl virus?

Peaches

Which of the following is used by pipe dream systems to hold plants in place?

Peat moss

Which tree is NOT commonly affected by bacterial leaf scorch?

Pecan

Which of the following is NOT an aggregate system?

Pipe dream system

Which prevention method is used for crown rot?

Providing adequate soil drainage

Which of the following is NOT a stage of incomplete metamorphosis?

Pupa

Which of the following pesticides is least toxic to the environment?

Pyrethroid

Vertebrate pests can be which of the following?

Raccoons

Nematodes may cause all of the following symptoms EXCEPT?

Reduced sunlight to plants

How can galls be treated?

Remove by hand

How does farsarium wilt enter the plant?

Roots

Which part of the plant is affected by crown gall?

Roots

Which plant is crown gall commonly seen in?

Roses

Plant Pests: Viruses Which condition does not cause the mosaic virus to occur?

Runoff Water

Which grain is NOT a cool season crop?

Sorghum

The mosaic virus affects which plant?

Soybeans

Which fungicide can be used to treat black rot?

Spectracide Immunox®

Which plant can alternaria leaf spot be found on?

Squash

Charcoal rot has similar symptoms to which other disease?

Stalk rot

Which is a characteristic of an insect?

Two pairs of wings

Where do the symptoms of soybean rust first appear?

Underside of bottom leaves

The alfalfa weevil primarily feeds on alfalfa, but can also be found on which of the following?

Vetch

Which environmental conditions can cause fursarium stalk rot?

Warm weather, insects, drought

What weather conditions are ideal for corn leaf blight?

Wet, humid conditions

What color are the lesions caused by onion leaf blight?

White

How is rust spread?

Wind

The thorax includes which of the following parts?

Wings

Which of the following is true about organophosphate pesticides?

They attack the nervous systems

How many different life cycles can weeds have?

Three

Which of the following is NOT considered a row crop?

Tobacco

Which of the following was listed as another plant able to be produced hydroponically?

Tobacco

Crop Production in the U.S: Western Region Assessment I Which of the following is the species name for wheat?

Triticum aestivum