Prevention and control of livestock parasites II - SS3 Agriculture Past Questions and Answers - page 1
What is the primary purpose of using chemicals in parasite control?
To improve pasture quality
To reduce animal stress
To promote animal reproduction
To kill or inhibit the growth of parasites
Which of the following is NOT a common type of dewormer used in parasite control?
Benzimidazoles
Macrocyclic lactones
Antibiotics
Imidazothiazoles
What can be a consequence of overusing deworming chemicals in livestock?
Improved parasite resistance
Decreased drug efficacy
Better animal growth rates
Reduced pasture productivity
Rotational grazing involves:
Keeping animals in the same pasture year-round
Moving animals between pastures strategically
Feeding animals a special diet to control parasites
Treating animals with topical pesticides
What is the primary advantage of rotational grazing for parasite control?
Immediate parasite removal
Reduced reliance on chemicals
Increased parasite resistance
Which parasite control method disrupts the lifecycle of parasites by moving animals away from contaminated areas?
Chemical control
Vaccination
Rotational grazing
Quarantine
What factor affects the frequency of deworming in chemical parasite control?
The animal's age
The color of the animal's fur
The animal's weight
The animal's breed
Which type of dewormer is commonly administered as an injection?
Benzimidazoles
Macrocyclic lactones
Imidazothiazoles
None of the above
What is the main objective of breaking the parasite lifecycle in rotational grazing?
Reducing pasture growth
Minimizing animal movement
Reducing the concentration of parasite larvae
Increasing the parasite population
What challenge is associated with rotational grazing?
High cost of chemicals
Limited land availability
Rapid parasite resistance
Short grazing periods