Which of the following is not a sense organ?
a. Eyes
b. Skin
c. Lungs
d. Ears
Answer: c
What is the function of the small intestine in the digestive system?
a. Absorb nutrients
b. Produce digestive enzymes
c. Store bile
d. Filter waste
Answer: a
The muscle that pumps blood throughout the body is called the:
a. Biceps
b. Triceps
c. Heart
d. Quadriceps
Answer: c
Which part of the eye is responsible for controlling the amount of light entering?
a. Cornea
b. Pupil
c. Lens
d. Retina
Answer: b
The process of removing waste products from the body is known as:
a. Digestion
b. Excretion
c. Circulation
d. Respiration
Answer: b
Which vitamin is essential for the formation of bones and teeth?
a. Vitamin A
b. Vitamin C
c. Vitamin D
d. Vitamin K
Answer: c
The outer layer of the skin is called the:
a. Dermis
b. Epidermis
c. Hypodermis
d. Mesodermis
Answer: b
What is the function of the nervous system in the human body?
a. Control body movements
b. Pump blood
c. Digest food
d. Produce hormones
Answer: a
The organ responsible for filtering blood and removing waste in the form of urine is the:
a. Liver
b. Kidney
c. Stomach
d. Lungs
Answer: b
The process of converting food into simpler substances that can be absorbed by the body is known as:
a. Digestion
b. Respiration
c. Circulation
d. Assimilation
Answer: a
Which gas is essential for respiration and is inhaled during the breathing process?
a. Oxygen
b. Carbon dioxide
c. Nitrogen
d. Hydrogen
Answer: a
What is the purpose of the ribcage in the human body?
a. Protect the heart
b. Facilitate digestion
c. Support the spine
d. Protect the lungs
Answer: d
The process of the breakdown of glucose to release energy in cells is called:
a. Photosynthesis
b. Fermentation
c. Respiration
d. Transpiration
Answer: c
Which of the following is a voluntary muscle in the human body?
a. Heart
b. Stomach
c. Biceps
d. Intestine
Answer: c
