INSIGHT UPSC QUIZ

Science & Technology General Science
Q.

Consider the following statements: 

1. Small intestine is the longest part of the human alimentary canal.

2. Carnivores have a longer small intestine than herbivores.

Which of the statements given above is/are correct?

Explanation:

ANSWER: (A) 

  • Small intestine is the longest part of the human alimentary canal which is fitted into a compact space because of extensive coiling. (Thus, Statement 1 is correct)
  • The length of the small intestine differs in various animals depending on the food they eat. 
  • Herbivores eating grass need a longer small intestine to allow the cellulose to be digested. Meat is easier to digest, hence carnivores like tigers have a shorter small intestine. (Thus, Statement 2 is correct)

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