(a) State four ways in which livestock 1s important
(b)i. Mention sIx organs associated with the digestive system in rabbits.
(ii) State two functions of the alimentary canal in livestock
(c)i. State lour functions of the liver in farm animals
(ii) Mention two parasites that could be found in the liver of cattle
(d) State two differences between the digestive s systems of a goat and a rabbit
Explanation
(a) Importance of Livestock:
- Used in compounding feed for animals.
- Provision of food for humans.
- Source of income.
- Source of power/draught/traction.
- Means of transportation.
- Provision of raw materials/organic manure/bio-fuel.
- Used as bride price/dowry/gift.
- Game and sports.
- For educational research.
- As pets.
- Source of employment.
- Source of foreign exchange.
- Sign of wealth.
(b)(i) Organs associated with the digestive system in rabbits:
- Gall bladder/bile duct.
- Liver.Mouth/teeth/tongue/salivary gland.
- Oesophagus/gullet throat/gut.
- Stomach
- Small intestine/duodenum/jejunum/ileum.
- Caecum
- Anus/rectum
- Large intestine/colon.
(ii) Function of the alimentary canal in livestock:
- Ingestion.
- Absorption.
- Excretion egestion
- Digestion.
- Assimilation.
(c)(i) Functions of the liver:
- Secretion of bile.
- Storage of glucose as glycogen.
- Regulation of body temperature.
- Detoxification of materials.
- Fat metabolism
- Regulation of blood sugar.
- Storage of minerals and vitamins.
- Deamination
(ii) Parasites in the liver:
- Liver fluke.
- Roundworm.
(d) Differences between the digestive systems of a goat and rabbit Goat
| Goat | Rabbit |
|
- Has four-chambered stomach |
- Possesses one stomach |