0

Vegetable Pests and Diseases

Description: This quiz covers various pests and diseases that affect vegetable crops. Test your knowledge about their identification, symptoms, and management strategies.
Number of Questions: 15
Created by:
Tags: vegetable pests vegetable diseases crop protection
Attempted 0/15 Correct 0 Score 0

Which pest is known for causing extensive damage to tomato plants, resulting in irregular holes in leaves and fruits?

  1. Aphids

  2. Whiteflies

  3. Tomato hornworm

  4. Spider mites


Correct Option: C
Explanation:

The tomato hornworm is a large, green caterpillar that feeds on tomato plants, causing significant damage to leaves and fruits.

What is the common name for the fungal disease that causes powdery mildew on cucurbit crops, such as cucumbers and melons?

  1. Downy mildew

  2. Fusarium wilt

  3. Powdery mildew

  4. Botrytis blight


Correct Option: C
Explanation:

Powdery mildew is a fungal disease that forms a white, powdery growth on the leaves of cucurbit plants, affecting their photosynthesis and overall health.

Which bacterial disease is responsible for causing soft rot in vegetables, leading to a slimy, foul-smelling decay?

  1. Bacterial spot

  2. Erwinia carotovora

  3. Fire blight

  4. Black rot


Correct Option: B
Explanation:

Erwinia carotovora is a bacterium that causes soft rot in vegetables, resulting in a rapid decay characterized by a slimy, foul-smelling rot.

What is the name of the virus that causes mosaic symptoms on pepper plants, resulting in distorted leaves and reduced fruit quality?

  1. Tobacco mosaic virus

  2. Cucumber mosaic virus

  3. Pepper mild mottle virus

  4. Potato virus Y


Correct Option: C
Explanation:

Pepper mild mottle virus is a virus that causes mosaic symptoms on pepper plants, leading to distorted leaves, reduced fruit quality, and stunted growth.

Which fungal disease is known for causing damping-off in vegetable seedlings, resulting in the collapse and death of young plants?

  1. Pythium damping-off

  2. Rhizoctonia damping-off

  3. Fusarium wilt

  4. Botrytis blight


Correct Option: A
Explanation:

Pythium damping-off is a fungal disease that affects vegetable seedlings, causing them to collapse and die due to root and stem rot.

What is the common name for the insect pest that feeds on the roots of vegetable plants, causing stunted growth and wilting?

  1. Aphids

  2. Whiteflies

  3. Root-knot nematodes

  4. Spider mites


Correct Option: C
Explanation:

Root-knot nematodes are microscopic worms that feed on the roots of vegetable plants, causing stunted growth, wilting, and reduced yields.

Which fungal disease causes late blight in potatoes and tomatoes, leading to rapid defoliation and fruit rot?

  1. Downy mildew

  2. Fusarium wilt

  3. Powdery mildew

  4. Late blight


Correct Option: D
Explanation:

Late blight is a fungal disease that affects potatoes and tomatoes, causing rapid defoliation and fruit rot, leading to significant crop losses.

What is the name of the bacterial disease that causes angular leaf spot on cucurbit crops, resulting in angular lesions on leaves and fruits?

  1. Bacterial spot

  2. Erwinia carotovora

  3. Fire blight

  4. Angular leaf spot


Correct Option: D
Explanation:

Angular leaf spot is a bacterial disease that affects cucurbit crops, causing angular lesions on leaves and fruits, leading to reduced plant vigor and yield.

Which insect pest is known for piercing and sucking the sap from vegetable plants, causing stunted growth and yellowing of leaves?

  1. Aphids

  2. Whiteflies

  3. Thrips

  4. Spider mites


Correct Option: A
Explanation:

Aphids are small, soft-bodied insects that pierce and suck the sap from vegetable plants, causing stunted growth, yellowing of leaves, and reduced yields.

What is the common name for the fungal disease that causes Fusarium wilt in tomatoes, resulting in yellowing and wilting of leaves?

  1. Downy mildew

  2. Fusarium wilt

  3. Powdery mildew

  4. Botrytis blight


Correct Option: B
Explanation:

Fusarium wilt is a fungal disease that affects tomatoes, causing yellowing and wilting of leaves, leading to reduced fruit production and plant death.

Which insect pest is known for feeding on the leaves of vegetable plants, causing irregular holes and reduced photosynthetic capacity?

  1. Aphids

  2. Whiteflies

  3. Leafminers

  4. Spider mites


Correct Option: C
Explanation:

Leafminers are small, fly-like insects whose larvae feed on the leaves of vegetable plants, creating irregular holes and reducing the plant's photosynthetic capacity.

What is the name of the fungal disease that causes Botrytis blight in vegetables, resulting in soft rot and gray mold on affected plant tissues?

  1. Downy mildew

  2. Fusarium wilt

  3. Powdery mildew

  4. Botrytis blight


Correct Option: D
Explanation:

Botrytis blight is a fungal disease that affects various vegetables, causing soft rot and gray mold on affected plant tissues, leading to reduced yields and quality.

Which bacterial disease is responsible for causing fire blight in apple and pear trees, resulting in blackened leaves, blossoms, and fruit?

  1. Bacterial spot

  2. Erwinia carotovora

  3. Fire blight

  4. Black rot


Correct Option: C
Explanation:

Fire blight is a bacterial disease that affects apple and pear trees, causing blackened leaves, blossoms, and fruit, leading to reduced yields and tree death.

What is the common name for the insect pest that feeds on the fruits of vegetable plants, causing scarring and reduced marketability?

  1. Aphids

  2. Whiteflies

  3. Fruit flies

  4. Spider mites


Correct Option: C
Explanation:

Fruit flies are small, fly-like insects that feed on the fruits of vegetable plants, causing scarring and reduced marketability, leading to economic losses.

Which fungal disease causes black rot in crucifers, resulting in dark, sunken lesions on leaves, stems, and pods?

  1. Downy mildew

  2. Fusarium wilt

  3. Powdery mildew

  4. Black rot


Correct Option: D
Explanation:

Black rot is a fungal disease that affects crucifers, causing dark, sunken lesions on leaves, stems, and pods, leading to reduced plant vigor and yield.

- Hide questions