NSC Agricultural Sciences Animal Nutrition: Various options are provided as

Question

Various options are provided as possible answers to the following questions. Write down the question number (1.1–1.1.10), choose one of the answers and make a cross (X) over the letter (A–D) of your choice in the ANSWER BOOK.

1.1.1 The breaking down of food into smaller pieces through chewing:
A. Chemical digestion.
B. Biological digestion.
C. Physical digestion.
D. Metabolic digestion.

1.1.2 Soluble carbohydrates, such as starch and sugar, is an indication of …
A. nitrogen-free extract.
B. crude protein.
C. ether extract.
D. crude fibre.

1.1.3 The diagram below represents the process that assists with the digestion of food. During this process the following occurs:
(i) The muscle above the bolus contracts to push the food downwards.
(ii) The muscle below the bolus relaxes to allow the food to move upward.
(iii) If the rate of the process is reduced, the food will move slowly, leading to constipation.
(iv) The muscle below the bolus relaxes to move the food downward.

Choose the CORRECT combination:
A. (i), (iii), and (iv).
B. (ii), (iii) and (iv).
C. (i), (ii) and (iv).
D. (i), (ii) and (iii).

1.1.4 The amount of feed (kg) needed by ONE animal per day is regarded as the …
A. fodder flow unit.
B. feed conversion ratio.
C. feed formulation rate.
D. fodder unit.

1.1.5 Which ONE of the following statements is CORRECT with regard to handling large animals, such as cattle?
A. Shouting at the animals so that they move forward.
B. Using flapping objects to move farm animals.
C. Directing animals towards a standing handler at the end of the crush.
D. Do not approach animals from behind.

1.1.6 An … injection is administered into the canal of the udder to treat mastitis.
A. intrauterine.
B. intramammary.
C. subcutaneous.
D. intravenous.

1.1.7 The following should be considered when designing a house for pigs:
(i) Easy access to water sprinklers for cooling
(ii) House to be of an appropriate size to avoid overcrowding
(iii) Building should be on a slight slope to allow drainage and disposal of manure
(iv) Building should be erected on a flat surface

Choose the CORRECT combination:
A. (i), (ii) and (iv).
B. (i), (iii) and (iv).
C. (i), (ii), and (iii).
D. (ii), (i) and (iv).

1.1.8 Vaccination of animals helps to … diseases.
A. eradicate
B. prevent
C. prolong
D. control

1.1.9 ONE of the following statements is NOT a disadvantage of artificial insemination:
A. Semen of superior bulls is used.
B. Undesirable traits are transferred to the offspring.
C. Time, storage of semen and insemination are expensive.
D. Heat detection is difficult under extensive farming conditions.

1.1.10 A visible sign that a cow is about to give birth:
A. Mounting other cows.
B. Feeding on concentrates.
C. Urinates and defecates frequently.
D. Stays with the other cows.

Various options are provided as possible answers to the following questions - NSC Agricultural Sciences - Question 1 - 2017 - Paper 1

Worked Solution & Example Answer:Various options are provided as possible answers to the following questions - NSC Agricultural Sciences - Question 1 - 2017 - Paper 1

1.1.1 The breaking down of food into smaller pieces through chewing:

1.1.2 Soluble carbohydrates, such as starch and sugar, is an indication of …

1.1.3 The diagram below represents the process that assists with the digestion of food. During this process the following occurs:

1.1.4 The amount of feed (kg) needed by ONE animal per day is regarded as the …

1.1.5 Which ONE of the following statements is CORRECT with regard to handling large animals, such as cattle?

1.1.6 An … injection is administered into the canal of the udder to treat mastitis.

1.1.7 The following should be considered when designing a house for pigs:

1.1.8 Vaccination of animals helps to … diseases.

1.1.9 ONE of the following statements is NOT a disadvantage of artificial insemination:

1.1.10 A visible sign that a cow is about to give birth:

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