Morphological characteristic of mono gastric and poly gastric digestive system

Multiple Choice Questions (MCQs)

1. Which of the following animals has a monogastric digestive system?
   • A) Cattle
   • B) Sheep
   • C) Horse
   • D) Goat
     Answer: C) Horse
2. How many chambers are present in a polygastric stomach?
   • A) One
   • B) Two
   • C) Three
   • D) Four
     Answer: D) Four
3. What is the primary function of the rumen in polygastric animals?
   • A) Digestion of proteins
   • B) Fermentation of fibrous materials
   • C) Absorption of nutrients
   • D) Storage of food
     Answer: B) Fermentation of fibrous materials
4. Which enzyme is present in the saliva of monogastric animals?
   • A) Pepsin
   • B) Amylase
   • C) Cellulase
   • D) Lipase
     Answer: B) Amylase
5. In which part of the digestive system does the majority of nutrient absorption occur in monogastric animals?
   • A) Stomach
   • B) Rumen
   • C) Small intestine
   • D) Large intestine
     Answer: C) Small intestine
6. Which of the following is NOT a component of the polygastric digestive system?
   • A) Rumen
   • B) Omasum
   • C) Duodenum
   • D) Abomasum
     Answer: C) Duodenum
7. Monogastric animals are generally less efficient at digesting which type of feed?
   • A) Grains
   • B) Fibrous plant material
   • C) Proteins
   • D) Fats
     Answer: B) Fibrous plant material
8. What process allows ruminants to break down cellulose in their diet?
   • A) Fermentation
   • B) Absorption
   • C) Hydrolysis
   • D) Excretion
     Answer: A) Fermentation
9. Which of the following animals is classified as a ruminant?
   • A) Dog
   • B) Cat
   • C) Goat
   • D) Rabbit
     Answer: C) Goat
10. The abomasum in polygastric animals is analogous to which part of the monogastric digestive system?
    • A) Rumen
    • B) Stomach
    • C) Small intestine
    • D) Large intestine
      Answer: B) Stomach

True/False Questions

1. Monogastric animals have a single-chambered stomach.
   Answer: True
2. Polygastric animals have a more complex digestive system than monogastric animals.
   Answer: True
3. The rumen is responsible for protein digestion in ruminants.
   Answer: False
4. Horses are classified as ruminants.
   Answer: False
5. Monogastric animals are more efficient at digesting fibrous materials compared to ruminants.
   Answer: False
6. Amylase is present in the saliva of monogastric animals.
   Answer: True
7. The majority of nutrient absorption in monogastric animals occurs in the large intestine.
   Answer: False
8. Ruminants regurgitate and re-chew their food during rumination.
   Answer: True
9. Cellulase is an enzyme found in the saliva of monogastric herbivores.
   Answer: False
10. The rumen serves as a fermentation chamber in polygastric animals.
    Answer: True

Fill in the Blanks

1. Horses have a __________ digestive system.
   Answer: monogastric
2. Ruminants have a stomach with __________ compartments.
   Answer: four
3. The __________ is responsible for the fermentation of fibrous materials in ruminants.
   Answer: rumen
4. Amylase is an enzyme found in the saliva of __________ animals.
   Answer: monogastric
5. The majority of nutrient absorption in monogastric animals occurs in the __________.
   Answer: small intestine
6. Polygastric animals are more efficient at digesting __________ materials compared to monogastrics.
   Answer: fibrous
7. Ruminants regurgitate their food and re-chew it in a process called __________.
   Answer: rumination
8. Cellulase is an enzyme produced by symbiotic __________ in the gut of monogastric herbivores.
   Answer: bacteria
9. The __________ is analogous to the stomach in monogastric animals.
   Answer: abomasum
10. Monogastric animals have a __________ digestive system compared to ruminants.
    Answer: simpler