NEET BIOLOGY

HUMAN PHYSIOLOGY

DIGESTION AND ABSORPTION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Mark ‘True’ if the statement is true and ‘False’ if it is falseThe ruminants bring back swallowed grass into their mouth and chew it for some time.
A
True
B
False
C
Either A or B
D
None of the above
Explanation: 

Detailed explanation-1: -The ruminants bring back swallowed grass into their mouth and chew it for some time. The grass eating animals such as cows, buffaloes swallow the grass and stores it in a separate part of the stomach called rumen. The grass is rich in cellulose, it gets partially digested here and is called cud.

Detailed explanation-2: -This process of swallowing, “un-swallowing”, re-chewing, and re-swallowing is called “rumination, ” or more commonly, “chewing the cud.” Rumination enables cows to chew grass more completely, which improves digestion.

Detailed explanation-3: -A ruminant is any herbivorous animal that has a stomach with four compartments, which are tasked with acquiring nutrients from plant-based food by fermenting it prior to digestion. The four stomach compartments of ruminants are as follows: Rumen, reticulum, omasum and abomasum.

Detailed explanation-4: -Animals like cows and goats bring back food into their mouth to chew it for some time. Such animals are known as ruminants.

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