Online Shiksha

By Savita S. More

Class 5 Science Bones and Muscles

A: The human skeleton is divided into the axial skeleton and the appendicular skeleton.

 

Q: How many pairs of ribs are there in the human rib cage?

A: The human rib cage is made up of 12 paired rib bones.

 

Q: What is the largest bone in the human body?

A: The largest bone in the human body is the femur (thigh bone).

 

Q: How many bones are in the human hand and wrist combined?

A: There are 27 bones in the human hand and wrist combined.

 

Q: What is a joint?

A: A joint is a junction where two or more bones meet.

 

Q: What are the three types of muscles in the human body?

A: The three types of muscles are voluntary (skeletal) muscles, smooth muscles, and cardiac muscles.

 

Q: Where are cardiac muscles found?

A: Cardiac muscles are found only in the heart.

 

Q: What is the function of ligaments?

A: Ligaments are stretchy straps that help hold joints together and prevent dislocation.

 

Q: What type of joint allows movement in all directions?

A: A ball and socket joint allows movement in all directions.

 

Q: What is the function of the rib cage?

A: The rib cage protects organs such as the heart and lungs, and helps in the expansion of the chest cavity for breathing.

Class 5 Science Textbook QA

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