Responding to the Environment

Which system includes hair and nails?

• Nervous system

• Integumentary system

• Digestive system

• Circulatory system

Thermoreceptors respond mainly to ______.

• Light

• Pressure

• Temperature changes

• Sound

Tags

NGSS.MS-LS1-8

On a hot day, heat receptors in your skin detect a change in ____.

• Pressure

• Temperature

• Light

• Sound

Tags

NGSS.MS-LS1-8

Light bounces off an object and enters your ____.

• Ears

• Nose

• Eyes

• Mouth

Tags

NGSS.MS-PS4-2

The retina contains neurons called ________ that sense light.

• Axons

• Photoreceptors

• Cones

• Rods

What is the opening in the center of the eye that lets light enter?

• Iris

• Pupil

• Retina

• Lens

What happens to the pupil in dim light?

• It contracts

• It dilates

• It closes

• It disappears

Tags

NGSS.MS-LS1-8

The lens is an oval-shaped piece of ______ material behind the iris.

• opaque

• clear

• colored

• metallic

What is the function of the cochlea and auditory nerve?

• To funnel sound waves

• To send impulses to the brain

• To produce sound vibrations

• To focus light onto the retina.

Tags

NGSS.MS-LS1-8

Taste buds can detect which of the following basic tastes?

• Sweet, sour, salty, bitter

• Sweet, spicy, salty, umami

• Sour, spicy, bitter, umami

• Sweet, sour, spicy, salty