मराठी

Give Any Four Reasons Why Water is Necessary in Our Body.

Advertisements
Advertisements

प्रश्न

Give any four reasons why water is necessary in our body.

टीपा लिहा
Advertisements

उत्तर

Importance of water in our body:

  1. Water is the major component of blood, which carries nutrients and oxygen, to and from all the cells.
  2. It is the major component of saliva and mucous, which lubricate the membranes that line our digestive system beginning with the mouth.
  3. It helps in regulating the temperature of the body.
  4. Water is very essential for digestion as well as absorption of food.
shaalaa.com
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 12: Digestive System - Long answer type [पृष्ठ ११५]

APPEARS IN

सेलिना Concise Biology [English] Class 9 ICSE
पाठ 12 Digestive System
Long answer type | Q 7 | पृष्ठ ११५

व्हिडिओ ट्यूटोरियलVIEW ALL [2]

संबंधित प्रश्‍न

Why do we get instant energy from glucose?


What substance is mixed with food in the mouth during chewing by the teeth?


Which of the following is the correct sequence of parts as they occur in the human alimentary canal?


If the teeth are not cleaned regularly, they become covered with a sticky yellowish layer W of food particles and bacteria. Since layer W covers the teeth, the alkaline liquid X secreted by glands Y inside the mouth cannot reach the teeth surface to neutralise the acid formed by the action of organisms Z on sugary food, and hence tooth decay sets in.
  1. What is W known as?
  2. What are (i) X and (ii) Y?
  3. What are organisms Z?
  4. State one way of removing layer W from the teeth.

Write the function of the following in the human alimentary canal:

HCl in stomach


Name the types of teeth seen in humans.


Write true or false for the below statement. Rewrite the false statements correctly.

The process of taking in food is called assimilation


Define homodont dentition.


Write short answers

What is peristalsis?


Complete the following enzymatic reaction.

Maltose \[\ce{->[maltase]}\] ___________


Name different steps involved in animal nutrition. Explain.


Who is telling a lie?

Lung: I play an important role in excretion.


What’s the solution?

A person has fainted, and a crowd of people has surrounded him.


Circle the odd one.


Which option represents the CORRECT sequence of digestive organs between the mouth and the anus?


Identify which three of the following terminologies is true for human dentition.


All are functions of the liver, EXCEPT


A few drops of iodine solution were added to rice water. The solution turned blue-black in colour. This indicates that rice water contains:


What happens when we swallow our food?


Cud is the name given to the food of ruminants which is ______.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×