The document contains 5 questions about sensory organs and how we perceive the world through our senses. It asks which organ is not sensory, identifies the toughest layer of skin, where smell receptors are located in the nose, why a straw looks bent in water, and what medium sound can travel through. The questions assess understanding of the eye, skin, nose and sound perception through different sensory organs.

1. EXERCISE : CHAPTER 1
The World Through
Our Senses

2. QUESTION 1
Which of the following is not a sensory
organ ?
A. Lung B. Nose
C. Eye D. Skin

3. QUESTION 2
The part of the skin that is tough and
waterproof is
A. Adipose layer B. Epidermis
C. Dermis D. Capillaries

4. QUESTION 3
The smell receptors in the nose are situated at
the
A. Nose B. Nostrils
C. Mucous D. Root of the
layer nasal cavity

5. QUESTION 4
A straw dipped into a glass of water looks
bent inside the water. This is because of
B. Refraction of
A. Reflection of light
light
D. Propagation of
C. Scattering of light
light

6. QUESTION 5
Sound can travel in
A. Gases only B. Vacuum only
C. Gases and D. Gases, liquids and
liquids only solids but not vacuum

7. THANK YOU FOR TRYING