IB Grade 12 Physical and Health Education by Pavan | Practice Test to Test Your Knowledge
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  3. IB Grade 12 Physical and Health Education
IB Grade 12 Physical and Health Education

IB Grade 12 Physical and Health Education

Comprehensive mock test covering physical fitness, health education, and personal development. Includes practical assessments, health promotion strategies, and lifestyle analysis.

2025-07-22
Pavan Pavan
IB Class 12 Physical Health Education Grade 12

Duration

30 min

Questions

30

Marking

Negative

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Questions Preview

What is the primary function of the skeletal system?

A
Producing energy
B
Providing support, protection, and enabling movement
C
Regulating body temperature
D
Digesting food

Which component of bone provides strength and rigidity?

A
Collagen
B
Compact bone
C
Bone marrow
D
Spongy bone

Which type of bone marrow stores fat?

A
Red marrow
B
Yellow marrow
C
Spongy marrow
D
Compact marrow

What is the function of the rib cage in the skeletal system?

A
Provides attachment for muscles
B
Protects the heart and lungs
C
Stores calcium
D
Produces red blood cells

What is the primary role of the axial skeleton?

A
Facilitates movement
B
Protects the brain, heart, and lungs
C
Stores fat reserves
D
Supports limb muscles

What is the primary role of the appendicular skeleton?

A
Protection of vital organs
B
Facilitates movement and interaction with the environment
C
Support of body weight
D
Stores minerals

Which type of muscle tissue is voluntary and attached to bones?

A
Skeletal muscle
B
Cardiac muscle
C
Smooth muscle
D
Lymphatic muscle

Which muscle tissue is responsible for the rhythmic contractions of the heart?

A
Skeletal muscle
B
Cardiac muscle
C
Smooth muscle
D
Adipose tissue

Where is smooth muscle found?

A
In the heart
B
Attached to bones
C
In walls of internal organs
D
In the brain

What triggers muscle contraction in the sliding filament theory?

A
Release of calcium ions
B
Absorption of oxygen
C
Increase in ATP production
D
Decrease in muscle fibers

Which of the following is responsible for producing red blood cells?

A
Bone marrow
B
Liver
C
Lungs
D
Heart

What is the function of the heart's left ventricle?

A
Pumps oxygenated blood to the lungs
B
Pumps deoxygenated blood to the body
C
Pumps oxygenated blood to the body
D
Receives deoxygenated blood from the lungs

Which blood vessel carries oxygenated blood to the body?

A
Pulmonary artery
B
Aorta
C
Vena cava
D
Pulmonary vein

What type of blood vessel carries deoxygenated blood back to the heart?

A
Veins
B
Arteries
C
Capillaries
D
Lymph vessels

What is the role of capillaries in the circulatory system?

A
Carry oxygenated blood away from the heart
B
Facilitate gas and nutrient exchange
C
Transport blood to the lungs
D
Prevent backflow of blood

What is the primary function of the diaphragm in breathing?

A
It contracts and moves downward to increase thoracic cavity volume
B
It relaxes to decrease thoracic cavity volume
C
It moves upward to expel carbon dioxide
D
It remains still during breathing

Which of the following occurs during exhalation?

A
Diaphragm contracts and moves downward
B
Internal intercostal muscles contract, forcing air out
C
Air rushes into the lungs
D
Oxygen enters the bloodstream

What is the primary role of the alveoli in the respiratory system?

A
To filter the air
B
To facilitate gas exchange between the blood and air
C
To store oxygen for later use
D
To produce mucus to trap particles

What causes oxygen to diffuse from the alveoli into the blood?

A
Concentration gradient
B
Active transport
C
Exhalation
D
Cellular respiration

Which of the following gases is exchanged at the alveoli?

A
Nitrogen and oxygen
B
Oxygen and carbon dioxide
C
Carbon dioxide and nitrogen
D
Oxygen and argon

What is the main characteristic of skeletal muscle?

A
Involuntary control
B
Striated appearance and voluntary control
C
Non-striated appearance and voluntary control
D
Found in walls of internal organs

Which type of muscle tissue has branched fibers and is found in the heart?

A
Skeletal muscle
B
Cardiac muscle
C
Smooth muscle
D
Adipose tissue

Which of the following structures is part of the axial skeleton?

A
Vertebral column
B
Femur
C
Scapula
D
Pelvic girdle

What is the function of the tricuspid valve in the heart?

A
Prevent backflow into the left atrium
B
Prevent backflow into the right atrium
C
Allow blood to flow from the left ventricle to the aorta
D
Allow blood to flow from the right atrium to the right ventricle

What is the main component of the respiratory system?

A
Alveoli
B
Trachea
C
Lungs
D
Bronchi

Which of the following structures is not part of the cardiovascular system?

A
Heart
B
Arteries
C
Veins
D
Lungs

Which muscle is responsible for flexing the elbow?

A
Biceps brachii
B
Triceps brachii
C
Quadriceps femoris
D
Hamstrings

Which of the following describes the function of the diaphragm?

A
Pumps blood through the heart
B
Contracts to help with breathing
C
Filters air before it reaches the lungs
D
Protects the spinal cord

Where does gas exchange occur in the respiratory system?

A
Bronchi
B
Alveoli
C
Trachea
D
Larynx

What is the primary function of red blood cells?

A
Transport oxygen
B
Fight infections
C
Clot blood
D
Carry nutrients