Cambridge IGCSE · Agriculture (0600)

Digestion in ruminants and non-ruminants: Practice Questions

5 multiple-choice questions marked as you go, and 5 written questions with worked solutions. All on Digestion in ruminants and non-ruminants.

10 questions19 marksFree, no account

Question 1

1 mark

Which of the following parts of the ruminant stomach is known as the true stomach because it secretes gastric juices and enzymes?

Question 2

1 mark

Which of the following best describes the primary function of the rumen in the ruminant digestive process?

Question 3

1 mark

In the digestive system of a ruminant, where is the primary site for the microbial fermentation of cellulose?

Question 4

1 mark

Which of the following farm animals is a non-ruminant that possesses a single-chambered stomach?

Question 5

1 mark

What is a major structural difference between the digestive tract of a ruminant and a non-ruminant like a pig?

Question 6

2 marks

State the primary function of the rumen in the digestive system of a ruminant animal such as a cow.

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Question 7

3 marks

Describe the specific role of microorganisms in the rumen of a cow and explain how this allows ruminants to utilize food sources that non-ruminants cannot digest.

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Question 8

3 marks

Contrast the function of the proventriculus in a non-ruminant bird with the abomasum of a ruminant animal.

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Question 9

2 marks

Water absorption is a critical part of the digestive process in livestock.
(a) In the ruminant stomach, which specific compartment is primarily responsible for squeezing out water from the food pulp?
(b) In non-ruminants, name the part of the large intestine where the majority of water absorption occurs.

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Question 10

4 marks

Ruminants and non-ruminants have different methods for digesting tough plant materials like cellulose.
(a) Describe the role of microorganisms (bacteria and protozoa) in the rumen of a cow.
(b) Contrast this with where microbial fermentation occurs in a non-ruminant like a horse or rabbit.

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