A farmland intended for organic farming has an abundance of living organisms in the soil. Enumerate three organisms that could be found in the soil of the farmland.

Here are the answers to your questions:

c) A farmland intended for organic farming has an abundance of living organisms in the soil. Enumerate three organisms that could be found in the soil of the farmland.

1. Earthworms
2. Bacteria
3. Fungi

a) Mention two functions each of the following parts of the digestive system of poultry:

i) crop;

• Stores ingested food temporarily.
• Softens food with moisture and saliva before it moves to the proventriculus.

ii) gizzard;

• Grinds food particles with the help of grit and strong muscular contractions.
• Mixes food with digestive enzymes from the proventriculus.

iii) small intestine;

• Primary site for enzymatic digestion of carbohydrates, proteins, and fats.
• Absorbs digested nutrients into the bloodstream.

iv) large intestine.

• Absorbs water from undigested food material.
• Forms and stores feces before elimination.

i) Define the term ration as used in animal nutrition.
A ration is the total amount of feed an animal receives in a 24-hour period, formulated to meet its specific nutritional requirements for maintenance, growth, production, and reproduction.

ii) Give four characteristics of roughages consumed by animals.

1. High in fiber content (e.g., cellulose, hemicellulose).
2. Low in digestible energy and protein compared to concentrates.
3. Bulky and have a high volume-to-weight ratio.
4. Promote gut motility and maintain a healthy digestive system.