CLASS 5 EVS CBSE NCERT KVS THE CHAPTER IS ABOUT THE BONES AND ITS IMPORTANCE IN OUR BODY.

1. WHAT ARE
BONES?

2. BONES
OF THE
HUMAN
BODY

3. HOWMANYBONESARETHEREINAHUMAN
BODY?
• A new born baby has 270 bones as the
baby grows up, some bones fuse
together to form a single bone.
• A full grown person has 206 bones.

4. FUNCTIONSOFTHEBONES
• Our body has a framework of bones.
• This framework gives the body a definite
shape and size.
• It supports the body and protects its
delicate parts.

5. 1.PROTECTION
• The skull protects the
brain.
• The bones in the chest
form a cage-like
structure. It protects
the heart and the lungs
which are situated in
the chest.

6. 2.BODYMOVEMENTS
• There are various
kinds of joints in the
human body that
facilitate.
• They are:-
• Hinge joints
• Ball and socket joint
• Sliding joints
• Pivot joint

7. BIBOLOGRAPHY
www.google.com
www.gorbis.com