5 NEMA 4

What is the first stage of a nematode's life cycle called?

• L1

• L2

• L3

• Adult

What happens to juvenile nematodes after hatching?

• They feed on plants

• They eat their parent

• They become adults

• They molt

What is the process of shedding the old cuticle called?

• Ex-sheathment

• Hatching

• Molt

• Growth

Which stage follows the L1 stage in the nematode growth curve?

• L2

• Adult

• L3

• M1

What is the final larval stage before reaching adulthood?

• L5

• L4

• L3

• M4

What percentage of agricultural crops can nematodes ruin in the United States?

• 20%

• 5%

• 15%

• 10%

Which of the following is a common symptom of nematode attacks?

• Yellowing of leaves

• Increased fruit size

• Enhanced vigor

• Healthy root growth

What type of nematode is known as the potato root eelworm?

• L5

• L3

• Globodera

• Meloidogyne

What is the second step in the molting process?

• Hatching

• Growth spurt

• Ex-sheathment

• Synthesis of new cuticle

What is the infective stage of nematodes referred to as?

• Adult

• L3

• L2

• L1