WorksheetsHorticulture- Powdery Mildew Disease
Total questions: 11
Worksheet time: 33mins
What is the primary symptom of powdery mildew?
Yellowing of leaves
Powdery white patches on leaves
Wilting of stems
Black spots on fruits
Which of the following environmental conditions favors the development of powdery mildew?
High humidity and warm temperatures
Low humidity and cool temperatures
Excessive rainfall and flooding
Drought conditions and extreme heat
Powdery mildew is caused by:
Bacteria
Fungi
Viruses
Nematodes
Which of the following plants is commonly affected by powdery mildew?
Tomatoes
Roses
Carrots
Potatoes
How does powdery mildew spread from plant to plant?
Through contaminated soil
Through infected seeds
Through airborne spores
Through insect vectors
What is the most effective method for controlling powdery mildew?
Pruning affected plant parts
Applying chemical pesticides
Increasing air circulation around plants
Watering plants overhead
Which of the following cultural practices can help prevent powdery mildew?
Overcrowding plants
Watering plants in the evening
Planting resistant varieties
Fertilizing plants excessively
What is the best time to apply fungicides for controlling powdery mildew?
During rainy weather
Early in the morning
In the heat of the day
In the evening
Which of the following is NOT a method for managing powdery mildew organically?
Neem oil application
Milk Spray
Copper fungicide application
Baking soda solution
What is the long-term impact of severe powdery mildew infestations on plant health?
Increased yield and vigor
Stunted growth and reduced yield
Enhanced disease resistance
Improved fruit quality
Explain how gardeners and farmers can prevent and control powdery mildew. What steps can they take to minimize its impact on crops and ornamental plants?
