iCEV Modules 12-14

Whch type of disease can be waterborne?

• Fungal

• Bacterial

• Viral

• Non-living

Environmental stress on a plant is what type of pest?

• Non-living

• Viral

• Fungal

• Bacterial

Which type of disease is commonly found in damp, moist and shaded areas?

• Bacterial

• Blackleg

• Viruses

• Mildews

Which symptom is NOT caused by bacterial diseases?

• Blights

• Leaf spots

• Mildews

• Wilting

Under which environmental condition does angular leaf spot occur?

• Dry climates

• Strong wind

• Cold weather

• Standing water

Which tree is NOT commonly affected by bacterial leaf scorch?

• Elm

• Pecan

• Maple

• Walnut

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

• Foul odor

• Tissues become saturated

• Leaf tips dry out

• Bacteria clogs vascular system

How can bacterial wilt be treated?

• Fungicides

• Proper Irrigation

• Crop rotation

• No treatment available

On which part of the plant does fireblight cause orange-red streaks?

• Leaves

• Fruit

• Bark

• Roots

How can galls be treated?

• Remove by hand

• Herbicides

• Fungicides

• No treatment available