Provide the answers to question 1, covering animal diets, nutrient functions, ruminant identification, and the respiratory system.

here are the answers to question 1:

1. (a)

• (i)
  • A (Cow): Grass
  • B (Rabbit): Hay
  • C (Chicken): Grains
• (ii)
  • From grass (for cow): Carbohydrates
  • From hay (for rabbit): Carbohydrates
  • From grains (for chicken): Carbohydrates
• (iii)
  • Carbohydrates: Provide energy for daily activities.
• (iv)
  • The animal classified as a ruminant is A (Cow).

1. (b)

• (i)
  • I: Larynx
  • II: Trachea
  • III: Bronchus
  • IV: Lung
  • V: Bronchioles
• (ii)
  • II (Trachea): Carries air from the larynx to the bronchi.
  • III (Bronchus): Divides into smaller tubes to distribute air into the lungs.
  • V (Bronchioles): Further distribute air to the alveoli within the lungs.
• (iii)
  • (α) Gas used by the body: Oxygen
  • (β) Gas brought out from the body: Carbon dioxide