Prevention and control of livestock parasites II - SS3 Agriculture Past Questions & Answers - page 1

1

What is the primary purpose of using chemicals in parasite control?

A

To improve pasture quality

B

To reduce animal stress

C

To promote animal reproduction

D

To kill or inhibit the growth of parasites

CORRECT OPTION: c
2

Which of the following is NOT a common type of dewormer used in parasite control?

A

Benzimidazoles

B

Macrocyclic lactones

C

Antibiotics

D

Imidazothiazoles

CORRECT OPTION: c
3

What can be a consequence of overusing deworming chemicals in livestock?

A

Improved parasite resistance

B

Decreased drug efficacy

C

Better animal growth rates

D

Reduced pasture productivity

CORRECT OPTION: b
4

Rotational grazing involves:

A

Keeping animals in the same pasture year-round

B

Moving animals between pastures strategically

C

Feeding animals a special diet to control parasites

D

Treating animals with topical pesticides

CORRECT OPTION: b
5

What is the primary advantage of rotational grazing for parasite control?

A

Immediate parasite removal

B

Reduced reliance on chemicals

C

Increased parasite resistance

CORRECT OPTION: b
6

Which parasite control method disrupts the lifecycle of parasites by moving animals away from contaminated areas?

A

Chemical control

B

Vaccination

C

Rotational grazing

D

Quarantine

CORRECT OPTION: c
7

What factor affects the frequency of deworming in chemical parasite control?

A

The animal's age

B

The color of the animal's fur

C

The animal's weight

D

The animal's breed

CORRECT OPTION: a
8

Which type of dewormer is commonly administered as an injection?

A

Benzimidazoles

B

Macrocyclic lactones

C

Imidazothiazoles

D

None of the above

CORRECT OPTION: b
9

What is the main objective of breaking the parasite lifecycle in rotational grazing?

A

Reducing pasture growth

B

Minimizing animal movement

C

Reducing the concentration of parasite larvae

D

Increasing the parasite population

CORRECT OPTION: c
10

What challenge is associated with rotational grazing?

A

High cost of chemicals

B

Limited land availability

C

Rapid parasite resistance

D

Short grazing periods

CORRECT OPTION: b
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