First Term Animal Husbandry Examination for SS 3

Class: SS 3

Subject: Animal Husbandry

Trimester: First Term

Time: 1 hour
Total Marks: 70

SECTION A: OBJECTIVES (50 Marks)
Instruction: Answer all questions. Each question carries 1 mark.

1. ________ is the deliberate process of improving desirable inherited characteristics in farm animals. (a) Livestock management (b) Animal husbandry (c) Livestock production (d) Animal improvement
2. When healthy farm animals become infected after consuming feed contaminated with disease-causing organisms, the mode of transmission is ________. (a) Indirect transmission through feed (b) Direct transmission through physical contact (c) Transmission through mating (d) Transmission through skin wounds
3. An artificial vagina is designed to collect semen by ________. (a) Recovering semen from the female after mating (b) Applying electrical stimulation to the male (c) Manually stimulating the reproductive organs (d) Simulating conditions associated with natural mating
4. A parasite removed from the external surface of a farm animal is classified as ________. (a) An intestinal parasite (b) An ectoparasite (c) An internal parasite (d) An endoparasite
5. Which of the following distinguishes selection from other methods of animal improvement? (a) Collection of semen from superior males (b) Mating animals belonging to different breeds (c) Introducing semen without natural mating (d) Retaining animals with desirable qualities for breeding
6. Which group of disease-causing organisms depends on living host cells for reproduction? (a) Fungi (b) Bacteria (c) Protozoa (d) Viruses
7. Which of the following can directly reduce the success of artificial insemination even when good-quality semen is available? (a) Incorrect timing of insemination (b) Proper identification of the semen donor (c) Selection of a healthy breeding female (d) Maintenance of accurate breeding records
8. During a poultry disease observation practical, the most relevant information to record is the ________. (a) Total quantity of feed purchased (b) Current market value of the birds (c) Number of affected birds and symptoms observed (d) Average selling weight of healthy birds
9. Hybridization as a method of farm animal improvement involves ________. (a) Mating animals from genetically different breeds (b) Selecting superior animals within an existing breed (c) Using collected semen to inseminate females (d) Choosing breeding animals according to performance records
10. A farm animal suffering from heavy infestation by blood-sucking ectoparasites is likely to develop ________. (a) Persistent coughing and nasal discharge (b) Abnormal movement and lameness (c) Excessive salivation and difficulty swallowing (d) Anaemia and loss of body condition
11. Which of the following indicates improvement in the reproductive performance of farm animals? (a) Reduction in mortality following vaccination (b) Increased number of healthy offspring per breeding female (c) Reduction in skin irritation following parasite treatment (d) Increased body weight following improved feeding
12. Unlike electro-ejaculation, the massage method of semen collection involves ________. (a) Recovery of semen from the female after natural service (b) Simulation of natural mating using an artificial vagina (c) Manual stimulation of the male reproductive organs (d) Electrical stimulation of the male reproductive system
13. Which of the following conditions is most likely to predispose poultry birds to disease? (a) Housing birds in properly ventilated pens (b) Providing adequate space for the birds (c) Cleaning feeding equipment between uses (d) Overcrowding birds in poorly ventilated housing
14. An intestinal worm found inside a farm animal during a veterinary examination is classified as ________. (a) An external pest (b) An ectoparasite (c) An endoparasite (d) A surface parasite
15. One limitation of selecting breeding animals on the basis of only one productive characteristic is that ________. (a) Other important inherited characteristics may be neglected (b) The animals may differ in their recorded performance (c) Superior parents may transmit desirable characteristics (d) Performance records may influence breeding decisions
16. Which of the following groups of disease-causing organisms consists of microscopic, single-celled, animal-like organisms? (a) Bacteria (b) Protozoa (c) Viruses (d) Fungi
17. Recovery of semen from the vagina after service differs from other semen-collection methods because the semen is ________. (a) Obtained through electrical stimulation of the male (b) Collected through an artificial vagina during mounting (c) Retrieved from the female after natural mating (d) Obtained by manually stimulating the male
18. During a veterinary clinic practical, which information should be recorded when observing sick farm animals? (a) Only the name of the medication available at the clinic (b) The estimated market value of the affected animals (c) The species, number of affected animals and visible symptoms (d) Only the previous body weights of the affected animals
19. The main advantage of using semen from one superior male to inseminate several females is ________. (a) Elimination of the need to assess female fertility (b) Wider use of desirable characteristics from the selected male (c) Prevention of all inherited reproductive problems (d) Production of offspring with identical inherited characteristics
20. Which practical finding provides direct evidence of endoparasite infestation rather than ectoparasite infestation? (a) Lice observed among the feathers (b) Ticks attached to the skin (c) Worms detected in a faecal sample (d) Mites observed on the body surface
21. ________ involves the controlled mating of selected farm animals to produce offspring with desirable characteristics. (a) Artificial insemination (b) Breeding (c) Performance selection (d) Hybridization
22. Which of the following practices most directly reduces the risk of semen contamination during collection? (a) Recording the identity of the semen donor (b) Selecting a healthy and mature breeding male (c) Recording the date and time of collection (d) Using properly cleaned semen-collection equipment
23. Which pair consists entirely of groups of disease-causing organisms commonly classified as pathogens? (a) Bacteria and ticks (b) Protozoa and lice (c) Fungi and mites (d) Bacteria and fungi
24. Examination of the feathers and external body surfaces of poultry birds is most suitable for detecting ________. (a) Intestinal worms (b) Lice and mites (c) Internal protozoa (d) Parasites within the digestive tract
25. A livestock breeder mates animals from two different breeds to combine desirable characteristics in their offspring. This practice is known as ________. (a) Hybridization (b) Selection (c) Natural service (d) Artificial insemination
26. Which challenge is more specifically associated with artificial insemination than with ordinary natural mating? (a) Identification of healthy breeding females (b) Assessment of the reproductive maturity of animals (c) Selection of suitable breeding males (d) Proper handling and introduction of collected semen
27. When a disease spreads through direct physical contact between infected and healthy farm animals, the mode of transmission is ________. (a) Water-borne transmission (b) Feed-borne transmission (c) Direct contact transmission (d) Indirect transmission through contaminated equipment
28. Which combination of observations is most suggestive of disease in poultry birds? (a) Loss of appetite, drooping posture and abnormal droppings (b) Differences in body size among birds of the same age (c) Temporary resting following feeding (d) Normal movement with variations in feather colour
29. Increasing the number of viable offspring produced by a breeding female is primarily an improvement in ________. (a) Growth performance (b) Reproductive performance (c) Body conformation (d) Feed conversion efficiency
30. Which of the following pieces of equipment is primarily used to introduce semen into the female reproductive tract? (a) Insemination catheter (b) Artificial vagina (c) Semen collection container (d) Electro-ejaculator
31. For practical identification of ectoparasites, the most appropriate specimen to collect is ________. (a) A tick removed from the skin of a farm animal (b) A faecal sample containing intestinal worm eggs (c) An intestinal worm recovered during examination (d) A protozoan found within the digestive tract
32. Which of the following is a possible disadvantage of hybridization in farm animal improvement? (a) It allows desirable characteristics of different breeds to be combined (b) Desirable characteristics may not be consistently inherited in subsequent generations (c) It may produce offspring with improved productive performance (d) It may result in hybrid vigour when suitable parents are used
33. The spread of livestock disease through a drinking trough contaminated by infected animals is an example of ________. (a) Direct transmission during mating (b) Transmission through immediate physical contact (c) Transmission through inherited characteristics (d) Indirect transmission through contaminated water
34. Which of the following sequences is most appropriate during a practical demonstration of artificial insemination? (a) Insemination, semen collection, equipment preparation (b) Semen collection, insemination, equipment preparation (c) Equipment preparation, semen collection, semen handling, insemination (d) Insemination, identification of donor, semen collection
35. Which observation is most consistent with heavy endoparasite infestation in a farm animal? (a) Poor body condition accompanied by persistent diarrhoea (b) Skin irritation with visible lice among body hairs (c) Damaged feathers with mites attached to the skin (d) Ticks clustered around the ears and neck
36. The process of choosing breeding animals according to their desirable qualities and performance records is called ________. (a) Hybridization (b) Artificial insemination (c) Selection (d) Electro-ejaculation
37. During a poultry disease observation exercise, several birds are found with abnormal droppings and reduced activity. The most appropriate conclusion is that ________. (a) The condition must have been caused by bacteria (b) The condition must have been caused by viruses (c) The absence of parasites has been established (d) The birds show signs requiring further veterinary investigation
38. What distinguishes semen recovery after natural service from semen collection using an artificial vagina? (a) The male is stimulated electrically to release semen (b) Semen is collected from the female reproductive tract after mating (c) Semen is obtained through manual stimulation of the male (d) The male ejaculates directly into an artificial collection device
39. Which of the following correctly matches a livestock parasite with its usual location? (a) Tick — external body surface (b) Intestinal worm — coat hair (c) Louse — digestive tract (d) External mite — intestine
40. The best evidence that animal improvement has achieved its purpose is ________. (a) Offspring showing better performance in selected inherited traits under comparable management (b) Animals gaining weight temporarily after receiving additional feed (c) Sick animals recovering following veterinary treatment (d) Animals showing reduced skin irritation after parasite control
41. Which of the following represents a disadvantage rather than an advantage of artificial insemination? (a) Semen from superior males can be used for many females (b) Poor semen handling or incorrect timing may reduce conception rates (c) The movement of breeding males between farms can be reduced (d) Controlled mating can be carried out without natural service
42. Among bacteria, viruses, fungi and protozoa, the group that must reproduce inside living host cells is ________. (a) Bacteria (b) Protozoa (c) Viruses (d) Fungi
43. Which observation confirms that an artificial vagina is being used for its intended purpose? (a) Electrical stimulation is applied to induce ejaculation (b) Semen is recovered from the female after mating (c) The male reproductive organs are stimulated manually (d) Semen is collected using a device that simulates natural mating conditions
44. Which of the following sets contains common symptoms of disease in farm animals? (a) Breed, age and body weight (b) Feed ration, housing type and feeding time (c) Loss of appetite, abnormal discharge and weakness (d) Body conformation, coat colour and breed characteristics
45. Heavy infestation by blood-sucking ectoparasites may cause ________ in farm animals. (a) Anaemia (b) Diarrhoea (c) Respiratory infection (d) Reproductive failure
46. A breeder selects animals solely for rapid growth without considering their other qualities. The major disadvantage of this approach is that ________. (a) Every selected animal becomes resistant to diseases (b) Other important productive or reproductive traits may be overlooked (c) Hybrid vigour must occur in the resulting offspring (d) Selected animals cannot pass undesirable traits to offspring
47. Which of the following describes transmission of disease through a contaminated watering point? (a) Transmission through the mating of infected animals (b) Transmission through contaminated drinking water (c) Transmission through inherited breeding characteristics (d) Transmission through direct skin contact
48. During a practical examination of farm animals, which finding most reliably confirms the presence of an endoparasite? (a) Persistent scratching against a fence (b) Loss of hair around the neck (c) An intestinal worm recovered during examination (d) Lice collected from the animal’s coat
49. A farmer wishes to use semen from a superior male to breed females on several farms without moving the male between farms. The most suitable method is ________. (a) Selection alone (b) Natural service (c) Artificial insemination (d) Hybridization alone
50. Which of the following statements is most appropriate for a poultry disease observation report? (a) Three birds showed weakness, reduced activity and abnormal droppings (b) Three birds were definitely suffering from a viral disease (c) The disease was certainly bacterial without further examination (d) All the healthy birds would eventually develop the same disease

SECTION B: THEORY (20 Marks)
Instruction: Answer Question 1 and any other THREE questions. Each question carries 5 marks.

1. Answer the following questions on farm animal improvement.
(a) Define animal improvement. (2 marks)
(b) State two aims of farm animal improvement. (2 marks)
(c) State one disadvantage of selection as a method of farm animal improvement. (1 mark)

2. Answer the following questions on methods of animal improvement.
(a) Differentiate between selection and hybridization. (2 marks)
(b) State one advantage of selection in farm animal improvement. (1 mark)
(c) State one advantage and one disadvantage of hybridization. (2 marks)

3. Answer the following questions on artificial insemination.
(a) Define artificial insemination. (1 mark)
(b) Describe one method used for collecting semen for artificial insemination. (2 marks)
(c) State one advantage and one disadvantage of artificial insemination. (2 marks)

4. Answer the following questions on farm animal diseases.
(a) List four groups of disease-causing organisms in farm animals. (2 marks)
(b) State one factor that predisposes farm animals to diseases. (1 mark)
(c) Mention two common symptoms of disease in farm animals. (2 marks)

5. Answer the following questions on livestock parasites and practical disease observation.
(a) Differentiate between ectoparasites and endoparasites. (2 marks)
(b) State two harmful effects of parasites on farm animals. (2 marks)
(c) State one important observation that should be recorded when examining poultry birds for symptoms of disease. (1 mark)

Objective Marking Scheme

Question 1 – ✅ (d) Animal improvement
Question 2 – ✅ (a) Indirect transmission through feed
Question 3 – ✅ (d) Simulating conditions associated with natural mating
Question 4 – ✅ (b) An ectoparasite
Question 5 – ✅ (d) Retaining animals with desirable qualities for breeding
Question 6 – ✅ (d) Viruses
Question 7 – ✅ (a) Incorrect timing of insemination
Question 8 – ✅ (c) Number of affected birds and symptoms observed
Question 9 – ✅ (a) Mating animals from genetically different breeds
Question 10 – ✅ (d) Anaemia and loss of body condition
Question 11 – ✅ (b) Increased number of healthy offspring per breeding female
Question 12 – ✅ (c) Manual stimulation of the male reproductive organs
Question 13 – ✅ (d) Overcrowding birds in poorly ventilated housing
Question 14 – ✅ (c) An endoparasite
Question 15 – ✅ (a) Other important inherited characteristics may be neglected
Question 16 – ✅ (b) Protozoa
Question 17 – ✅ (c) Retrieved from the female after natural mating
Question 18 – ✅ (c) The species, number of affected animals and visible symptoms
Question 19 – ✅ (b) Wider use of desirable characteristics from the selected male
Question 20 – ✅ (c) Worms detected in a faecal sample
Question 21 – ✅ (b) Breeding
Question 22 – ✅ (d) Using properly cleaned semen-collection equipment
Question 23 – ✅ (d) Bacteria and fungi
Question 24 – ✅ (b) Lice and mites
Question 25 – ✅ (a) Hybridization
Question 26 – ✅ (d) Proper handling and introduction of collected semen
Question 27 – ✅ (c) Direct contact transmission
Question 28 – ✅ (a) Loss of appetite, drooping posture and abnormal droppings
Question 29 – ✅ (b) Reproductive performance
Question 30 – ✅ (a) Insemination catheter
Question 31 – ✅ (a) A tick removed from the skin of a farm animal
Question 32 – ✅ (b) Desirable characteristics may not be consistently inherited in subsequent generations
Question 33 – ✅ (d) Indirect transmission through contaminated water
Question 34 – ✅ (c) Equipment preparation, semen collection, semen handling, insemination
Question 35 – ✅ (a) Poor body condition accompanied by persistent diarrhoea
Question 36 – ✅ (c) Selection
Question 37 – ✅ (d) The birds show signs requiring further veterinary investigation
Question 38 – ✅ (b) Semen is collected from the female reproductive tract after mating
Question 39 – ✅ (a) Tick — external body surface
Question 40 – ✅ (a) Offspring showing better performance in selected inherited traits under comparable management
Question 41 – ✅ (b) Poor semen handling or incorrect timing may reduce conception rates
Question 42 – ✅ (c) Viruses
Question 43 – ✅ (d) Semen is collected using a device that simulates natural mating conditions
Question 44 – ✅ (c) Loss of appetite, abnormal discharge and weakness
Question 45 – ✅ (a) Anaemia
Question 46 – ✅ (b) Other important productive or reproductive traits may be overlooked
Question 47 – ✅ (b) Transmission through contaminated drinking water
Question 48 – ✅ (c) An intestinal worm recovered during examination
Question 49 – ✅ (c) Artificial insemination
Question 50 – ✅ (a) Three birds showed weakness, reduced activity and abnormal droppings