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NRH621S - NON RUMINANAT HUSBANDRY - 2ND OPP - JAN 2020 |
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NAMIBIA UNIVERSITY
OF SCIENCE AND TECHNOLOGY
FACULTY OF NATURAL RESOURCES AND SPATIAL SCIENCES
DEPARTMENT OF AGRICULTURE AND NATURAL RESOURCES SCIENCES
QUALIFICATION: BACHELOR OF AGRICULTURE
QUALIFICATION CODE: 07BAGR
LEVEL: 7
COURSE CODE: NRH621s
COURSE NAME: NON RUMINANT HUSBANDRY
SESSION: JANUARY 2020
DURATION: 3 HOURS
PAPER: THEORY
MARKS: 105
SUPPLEMENTARY / SECOND OPPORTUNITY EXAMINATION QUESTION PAPER
EXAMINER(S) DR H. R. AMWELE
MODERATOR: MR. FRANK KANGUATIIVI
INSTRUCTIONS
1. Answer ALL the questions.
2. Write clearly and neatly.
3. Number the answers clearly.
PERMISSIBLE MATERIALS
1. All written work MUST be done in blue or black ink
2. No books, notes and other additional aids are allowed
THIS QUESTION PAPER CONSISTS OF 3 PAGES (Including this front page)
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Question 1
Answer the following questions on fish diseases.
1.1 What are the 3 common body symptoms of fish diseases?
(3)
1.2 What are the 3 common gills symptoms of infected fish?
(3)
1.3 What are the fish behaviour that are indication of disease infection
(6)
[12]
Question 2
What are the rules of using the following fish drugs?
(6)
Drugs
Rule
Hydrogen peroxide
Formaldehyde
Potassium permanganate
Question 3
Explain how the following stimulants how they positively affect the spawning cues in fish.
e Diet
(2)
e Salinity change
(2)
e Opposite sex
(2)
[6]
Question 4
Name and explain the 3 types of fish spawning.
(9)
Question 5
What are the functions of the chicken earlobe?
(3)
Question 6
Explain the hen reproductive system?
(10)
Question 7
Use a table form to give an example of chicken vaccination program from day 1 to 15/18
weeks by indicating the chicken age, type of disease and rote or mode of vaccination? (16)
Question 8
Define the following terms
* Protein Efficiency Ratio (PER)
(2)
* Condition Factor (CF)
(2)
° Survival rate
(2)
[6]
Question 9
Give two examples of water-soluble vitamins and give 2 examples of their deficiency in pig?
(6)
Question 10
What are the deficiency of the following minerals in pig?
Iron
(2)
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Zinc
(2)
Manganese
(2)
[6]
Question 11
Fill in the examples of growth and reproductive data for pigs.
(10)
Growth and reproductive data
Suckling period
Growing - finishing
st
Age at1 mating
Estrus period duration
Maximum productivity
Question 12
What are the causes of Hog cholera and Trypanosomiasis in pigs, and give two (2) examples on
how the diseases are transmitted?
(6)
Question 13
Answer the following questions on rabbit.
13.1 What 6 faults that you need to look at before you disqualify a rabbit.
(6)
13.2 Name 3 types of rabbit intestinal diseases.
(3)
[9]
TO tal! ccsessreceerevevesersoosseverseosersencrcscevscsescoeienSstseatsiscusonsiessauenseenieasnn ssuns esesnsudedsiavsepTrUoetnseeireserieirevsene [105]