Biology Quiz on Human Anatomy

Which part of the ear is responsible for maintaining balance?

• Cochlea

• Eardrum

• Semi-circular canals

• Auditory canal

What is the main function of the rods in the retina?

• Detecting color

• Focusing light

• Sensing temperature

• Enabling vision in low light

Where are taste buds primarily found?

• Nose

• Tongue

• Inner ear

• Retina

Which structure adjusts the size of the pupil to control light entry into the eye?

• Cornea

• Lens

• Iris

• Retina

What causes the sensation of 'hot' when eating spicy food like jalapeños?

• Photoreceptors

• Thermoreceptors in the brain

• Chemical binding to thermoreceptors

• Pressure on mechanoreceptors

Which part of the ear transmits vibrations to the cochlea?

• Eardrum

• Auditory canal

• Ossicles (hammer, anvil, stirrup)

• Semicircular canals

What type of receptor is responsible for detecting chemicals in the senses of smell and taste?

• Mechanoreceptors

• Photoreceptors

• Chemoreceptors

• Thermoreceptors

What is stored in yellow bone marrow?

• Proteins

• Calcium

• Fats

• Carbohydrates

What is the function of bursae in the skeletal system?

• To store minerals like calcium

• To produce red and white blood cells

• To cushion joints and reduce friction

• To maintain bone strength

What is the role of osteoblasts in the skeletal system?

• To store fat in yellow bone marrow

• To form new bone tissue by secreting minerals

• To reduce friction in joints

• To produce blood cells in red bone marrow