Quis DDPT Part 2

Which ones are symptoms of pest attack?

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What are the mouth types and symptoms of these insects?

• Piercing sucking type-Discoloration

• Chewing type-Discoloration

• Chewing type-Torn/cut

• Sponging type-torn/cut

What do these pests attack using?

• Ovipositor

• Legs

• Mouth

• Stilet

Fruit fly (Bactrocera spp.) attacks on fruit cause...

• Damage spots on leaves

• Curling and yellowing of leaves

• Fruit rot with larvae inside

• Leaf holes due to larval feeding

Insect pests that act as vectors of plant viruses usually have which type of mouthparts?

• Chewing

• Piercing sucking type

• Sponging-sucking

• Boring

Which mammals are not agricultural pests?

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Which of the following insects has sponging mouthparts?

• Honeybee

• Mosquitos

• Housfly

• Grasshopper

Which symptom is NOT caused by insects with chewing mouthparts?

• Leaf holes

• Defoliation

• Leaf curling

• Irregular notches on leaves

changes in plants caused by pest activity are called?

The cause of these symptoms is?

• Grasshopper

• Beetle

• Fly

• Pathogen