CAPE Agricultural Science Unit 1 · 2015 · Paper 2 · Question 1(a)
Define the term 'hormone'.
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- 1(b)(i)Name the naturally produced hormone in cows that regulates milk production.[1 mark]
- 1(b)(ii)Identify the endocrine gland in cows responsible for producing this hormone.[1 mark]
- 1(b)(iii)State the name of the synthetic or artificial hormone used to boost milk yield.[1 mark]
- 1(b)(iv)Explain how this artificial hormone functions to stimulate increased milk production.[2 marks]
- 1(c)(i)State two major dietary differences between ruminants and non-ruminants.[2 marks]
- 1(c)(ii)Explain the digestive process of consumed food in ruminant animals.[3 marks]
- 1(c)(iii)Identify the major source of dietary energy for ruminant livestock.[1 mark]
- 1(d)Name an example of a non-ruminant animal that consumes a diet similar to ruminants, and explain how it is physiologically capable of digesting this food.[2 marks]
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