हिंदी
सी.आई.एस.सी.ई.आईसीएसई ICSE Class 6

Define the Term ‘Digestion’.

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प्रश्न

Define the term ‘digestion’.

परिभाषा
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उत्तर

The process of converting complex food substances into simpler and smaller units so that they can be easily utilised by the body is defined as digestion.
E.g. proteins are converted to amino acids.

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अध्याय 4: Digestive System - Long Answer Questions

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सेलिना Concise Biology [English] Class 6 ICSE
अध्याय 4 Digestive System
Long Answer Questions | Q 8

वीडियो ट्यूटोरियलVIEW ALL [1]

संबंधित प्रश्न

Name any four life processes in living things.


Name the main organs of the human digestive system.


When a person eats sugary food, then organisms A present in his mouth act on sugar to produce a substance B. The substance B first dissolves the calcium salts from the top part C of the tooth and then from its middle part D forming holes E. These holes ultimately reach the part F in the lower part of tooth which contains nerves and blood vessels. The substance B irritates the nerve endings inside the tooth causing toothache.
  1. What are (i) organisms A, and (ii) substance B?
  2. What are (i) part C, and (ii) part D, of tooth known as?
  3. By what name are the holes E in the tooth known?
  4. Name the part F of the tooth.
  5. What will happen if organisms A reach part F of the tooth known?

Pylorus is an opening from


The water from the digested food is mainly absorbed by


What is the dental formula of a normal human adult?


Correct the spellings: Pespin


The contraction and expansion movement of the walls of the food pipe is called ____________.


Fill in the blanks using the words listed below.

water, front, intestinal, salts, pseudopodia, back, vacuole
  1. The digestion of all food components is completed by the ______ juice.
  2. Large intestine absorbs ______ and some ______ from the undigested food.
  3. Tongue is attached at the ______ to the floor of the mouth cavity and is free at the ______.
  4. Amoeba pushes out ______ around the food and traps it in a food ______.

What is a vermiform appendix?


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