Question

12. Given below is a diagram of digestive system of cow. These animals have some additional organs for digestion which are not present in human digestive system.
a) Why human digestive system does not have these organs for digestion? b) Define rumination.

Answer 1

Answer:

Explanation:

a) Every organism has its own way of digesting the food that is being consumed. Every organism is unique and has different organs for digestion food. For example- cow has four chambers to digest food. But humans have 5 processes that are : Ingestion, Digestion, Absorption, Egestion, Assimilation

b) Cattle and other ruminant animals have a four-chambered stomach for the rumination of food and so can chew their cud.The action of chewing the cud is called rumination.

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Answer 2

Answer:

Explanation:

a) because they are animals and they eat grass. we are humans we eat rice.

b) rumination -the action of chewing the cud.