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Human Body Systems Practice Questions

Class 5 · EVS · 467 free MCQs with instant results and detailed explanations.

467
Total
145
Easy
233
Medium
89
Hard

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Topics in Human Body Systems

Respiratory System 125
Skeletal System 105
Digestive System 121
Circulatory System 116

Sample Questions from Human Body Systems

Here are 10 sample questions. Start a quiz to get randomized questions with scoring.

Q1
Easy
What is the main function of the skeletal system?
A. To protect vital organs
B. To digest food
C. To pump blood
D. To produce energy
Show Answer & Explanation
Correct Answer: A
The skeletal system provides structure and protection for vital organs such as the heart and lungs.
Q2
Easy
How many bones are there in an adult human body?
A. 206
B. 150
C. 300
D. 250
Show Answer & Explanation
Correct Answer: A
An adult human has 206 bones in total, while infants have more that later fuse together.
Q3
Easy
Which part of the skeleton protects the brain?
A. Spine
B. Skull
C. Rib cage
D. Pelvis
Show Answer & Explanation
Correct Answer: B
The skull encases and protects the brain from injuries.
Q4
Medium
What is the main function of the rib cage?
A. Support the arms
B. Protect the heart and lungs
C. Aid in digestion
D. Provide structure to the legs
Show Answer & Explanation
Correct Answer: B
The rib cage protects vital organs like the heart and lungs, providing a shield against external forces.
Q5
Medium
Which type of joint allows for the most movement?
A. Hinge Joint
B. Ball-and-socket Joint
C. Pivot Joint
D. Saddle Joint
Show Answer & Explanation
Correct Answer: B
Ball-and-socket joints, like the hip and shoulder joints, allow rotational movement in multiple directions.
Q6
Medium
What connects bones to muscles?
A. Ligaments
B. Tendons
C. Cartilage
D. Joints
Show Answer & Explanation
Correct Answer: B
Tendons are strong connective tissues that connect muscles to bones, enabling movement.
Q7
Medium
Which of the following is not a function of the skeletal system?
A. Support
B. Protection
C. Respiration
D. Movement
Show Answer & Explanation
Correct Answer: C
While the skeletal system supports, protects, and aids in movement, respiration is primarily managed by the respiratory system.
Q8
Hard
Which part of the skeletal system protects the brain?
A. Skull
B. Ribs
C. Vertebrae
D. Pelvis
Show Answer & Explanation
Correct Answer: A
The skull is the bony structure that encases and protects the brain from injury.
Q9
Hard
How many bones are there in an adult human skeleton?
A. 206
B. 208
C. 210
D. 205
Show Answer & Explanation
Correct Answer: A
An adult human skeleton consists of 206 bones, which includes all types of bones in the body.
Q10
Hard
What is the primary function of the skeletal system?
A. To produce hormones
B. To provide shape and support
C. To digest food
D. To regulate temperature
Show Answer & Explanation
Correct Answer: B
The skeletal system provides shape and support to the body, allowing for movement and protection of internal organs.

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Human Body Systems — Class 5 EVS Practice Questions Online

This page contains 467 practice MCQs for the chapter Human Body Systems in Class 5 EVS. The questions are organized by difficulty — 145 easy, 233 medium, 89 hard — so you can choose the right level for your preparation.

Every question includes a detailed explanation to help you understand the concept, not just memorize answers. Take a timed quiz to simulate exam conditions, or practice at your own pace with no time limit. This chapter covers 4 topics, giving you comprehensive coverage of the entire chapter.