Chapter -3rd
Competency based question class V By Priya Ma'am
Chapter -3 The skeletal system
Q.1Riya fell while playing in the park and was taken to the doctor. After an X-ray, the doctor said
she had a fracture in her arm.
Question:
What is a fracture, and which part of the skeleton system is affected in Riya’s case?
Answer:
A fracture is a break or crack in a bone. In Riya’s case, a bone in the arm is affected, which is a
part of the skeleton system that gives shape and support to the body.
Q.2: Aman’s grandmother walks with the help of a stick because her knees hurt due to old age.
The doctor said her joints are weak.
Question:
What are joints and why are they important?
Answer:
Joints are places where two bones meet. They help in the movement of body parts. They are
important because they allow us to bend, rotate, and move freely.
Q.3: During a science activity, Meena felt her chest bones move slightly as she breathed in and
out.
Question:
What are these chest bones called, and what is their function?
Answer:
These chest bones are called ribs. They form the ribcage, which protects important organs like
the heart and lungs and helps in breathing.
Q.4 Ravi saw a skeleton model in the science lab and noticed a long, curved set of bones
running down the back.
Question:
What is this part of the skeleton called and what does it do?
Answer:
This is the backbone or spine. It supports the body, allows us to stand upright, and protects the
spinal cord.
Q.5 SKELETAL SYSTEM
|
---------------------------------------------------------
| |. |. |
Skull Ribs Backbone Limbs (Arms & Legs)
| |. | |
Protects Protects Supports Helps in
Brain Heart & Lungs Body Movement
Answer the following questions:
1. Which part of the skeletal system protects your brain?
a) Ribs
b) Skull
c) Limbs
d) Backbone
2. What do ribs protect?
a) Liver and kidneys
b) Heart and lungs
c) Brain
d) Muscles
3. Which part helps in movement the most?
a) Skull
b) Ribs
c) Limbs
d) Backbone
4. What is the main function of the backbone?
a) Protects the brain
b) Supports the body
c) Helps in digestion
d) Pumps blood
Answers:
1. b) Skull
2. b) Heart and lungs
3. c) Limbs
4. b) Supports the body
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