Sense Organs - Orchids
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Sense Organs for Class 1 Science

Some specialised organs in our body that help us in control and coordination are called sense organs. The learning concept will introduce the learners to various sense organs and their uses.

After reading the concept, students will be able to:

  • Identify the five sense organs.
  • List the sense organs and their functions.
  • State the measures to be taken to keep the sense organs healthy.

The concept explaination will explain the function of the following organs:

  • Eyes
  • Nose
  • Ear
  • Skin
  • Tongue

Each concept is explained to class 1 students using descriptions, illustrations, and concept maps. After you go through a concept, assess your learning by solving the two printable worksheets given at the end of the page.
Download the worksheets and check your answers with the worksheet solutions for the concept Sense Organs and their Functions provided in PDF format.

  • Have you ever wondered how you would have listened to sounds without ears?
  • How would you smell without a nose?
  • We cannot think of our body working properly without a nose or ears.
  • These organs are as important as the other organs. Any other organs of the body cannot replace their functions.
Ear_hearing

What Are Sense Organs?

The organs that help us to see, smell, hear, taste, touch, and feel are called sense organs.

The five sense organs of our body are -

  • Eyes
  • Ears
  • Nose
  • Tongue
  • Skin

All these sense organs are briefly described below.

Five Sense Organs
  1. Eyes:
    • We have two eyes on our faces.
    • The main function of the eye is to respond to sight.
    • What can we see with our eyes?
      • Shape and size of an object
      • Distance of an object
      • Color of an object
    • Eyes help us recognise the features of different people around us.Eyes help us recognise the features of different people around us.
    • We can see the beautiful world through our eyes
    Eyes_Functions of eye
  2. Ears:
    • We have two ears located on both sides of our heads.
    • The main function of the ear is to gather sounds from the surroundings.
    • What can we hear with our ears?
      • A song that is sung or played.
      • An instruction that someone gives.
      • A bird chirping.
      • Loud Music.
    • We can recognise the different sounds and languages spoken around us with the help of our ears.
    • Some sounds are pleasant to our ears, whereas some are not.
    • The sounds which are too loud and unpleasant to hear are called noise.
    Ear_the human ear
  3. Nose:
    • We have one nose located between our eyes.
    • The main function of the nose is to identify different smells.
    • What can we smell through the nose?
      • The fragrance of a flower.
      • The aroma of spices and cooked food.
      • The smell of raw fish.
      • The smell of garbage.
    • Different objects have different smells.
    • We should not smell unknown things as some unwanted substance may enter our body through the nose.
    • With the help of our noses, we can distinguish between good and bad smells.
    Nose_Nose function

    Sense of smell examples
  4. Tongue:
    • We have one tongue in our mouth.
    • The function of the tongue is to help us get a variety of tastes.
    • What can we taste through the tongue?
      • Our tongue is specialised in identifying sweet, sour, salty, and bitter tastes.
      • We can identify sweet ice cream or sour lemon with the help of our tongue.
    Tongue_Tongue function
  5. Skin - Largest Sense Organ:
    • Skin covers our whole body.
    • It is the largest organ of our body.
    • Skin is specialised in the sense of touch.
    • What can we feel through the skin?
      • Any hot or cold object.
      • Any rough or smooth surface.
      • Any hard or soft thing.
    Skin_Largest Sense organ

Taking Care of Our Sense Organs:

Sense organs are sensitive and delicate parts of our body. Hence, one should take care of them properly.

  1. Eyes:
    • We should not rub our eyes very often and keep sharp objects away from them.
    • Eyes must be washed with water from time to time.
    • Watching TV too much or from a close distance may affect our eyesight.
    • One should eat a lot of yellow fruits like papaya, mango, etc., and iron-rich vegetables like spinach to keep our eyes healthy.
    Functions of eyes for class 1
    Papaya
  2. Ears:
    • We should not put unwanted or pointy objects in our ears.
    • They should be cleaned by an adult using a cotton plug.
    Human ear_Uses of Ears
  3. Skin:
    • Our skin acts as a guard of our body.
    • One should take regular baths to keep the skin healthy and clean.
    • In case of injury, one should get it treated quickly to prevent infection and damage to the skin.
    • One should not scratch the skin with nails or sharp objects.
    Why should you take care of your skin

New Words:

Infection:The entry of a disease-causing organism into the body.

Organ:It is a structure made of a group of a different tissues that perform a specific function in our body.


Did you know?

  • The nose of dogs works far better than us. They can identify a person from a long distance.
  • Elephants' ears are very sensitive, and they can hear the faintest sounds in the jungle.
how do dogs use their sense of smell
Elephant sense of hearing
Sense-organs_mimd_map
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