Describe the digestive and respiratory systems of mammals, including feed types, nutrients, and gas exchange.

Another one Blinky — let's solve it. a) (i) Mention one type of feed given to each of the animals labelled A, B and C. A (Cow): Grass* B (Rabbit): Hay* C (Chicken): Grains* (ii) Name one nutrient each from the types of feed mentioned in (i). From grass (for cow): Carbohydrates* From hay (for rabbit): Fibre* From grains (for chicken): Protein* (iii) Give one function each of the nutrient named in (ii). Carbohydrates: Provide energy for metabolic activities.* Fibre: Aids digestion and maintains gut health.* Protein: Essential for growth and repair of body tissues.* (iv) Which of the animals in Fig. 1(a) can be classified as a ruminant? Animal A (Cow)* b) (i) Name the parts labelled I, II, III, IV and V. I: Larynx* II: Trachea* III: Bronchus* IV: Bronchioles* V: Alveoli* (ii) Give one function each of the parts labelled II, III and V. II (Trachea): Provides a clear airway for air to pass to and from the lungs.* III (Bronchus): Carries air from the trachea into the lungs.* V (Alveoli): Site of gas exchange between the lungs and the bloodstream.* (iii) Name the most important gas during the process of respiration that is: () used by the body: Oxygen* () brought out from the body: Carbon dioxide* Drop the next question.