Latest Version | 2025/2026 | Correct &
Verified
What muscle type is involuntary and found in the walls of internal organs?
A) Skeletal muscle
✔✔B) Smooth muscle
C) Cardiac muscle
D) Voluntary muscle
Which system controls body functions through hormones?
A) Nervous system
✔✔B) Endocrine system
C) Muscular system
D) Respiratory system
The brain, spinal cord, and nerves are parts of which system?
✔✔A) Nervous system
B) Circulatory system
1
,C) Digestive system
D) Skeletal system
Which organ produces insulin to regulate blood sugar?
A) Liver
B) Kidney
✔✔C) Pancreas
D) Stomach
What part of the respiratory system is responsible for gas exchange?
A) Trachea
B) Bronchi
✔✔C) Alveoli
D) Larynx
Which blood vessels carry blood away from the heart?
A) Veins
✔✔B) Arteries
2
,C) Capillaries
D) Lymph vessels
What is the main role of white blood cells?
A) Carry oxygen
✔✔B) Fight infection
C) Transport nutrients
D) Help with clotting
Which organ is part of both the digestive and endocrine systems?
A) Stomach
✔✔B) Pancreas
C) Small intestine
D) Liver
The skeletal system primarily provides:
A) Hormone production
B) Nutrient absorption
3
, ✔✔C) Support and protection
D) Muscle contraction
Which structure controls voluntary movements?
A) Cerebellum
✔✔B) Cerebrum
C) Brainstem
D) Spinal cord
What is the basic unit of life in all living organisms?
✔✔A) Cell
B) Tissue
C) Organ
D) System
Which system is responsible for transporting oxygen and nutrients to the body's cells?
A) Digestive system
✔✔B) Circulatory system
4