U4, Module 2 Test

By using __________ waves in cell phones, radio towers, and satellites, we have increased the distance we can communicate to nearly all of Earth.

• sound
• radio
• micro
• tidal

Abigail is conducting research on the nervous system. She has found that an animal's response is coordinated by the central nervous system. Which statement helps Abigail explain how the body reacts to a stimulus?

• Sensory organs help carry information to and from the brain.
• Different sensory receptors can detect different types of stimulus from the environment.
• Different sensory receptors are controlled by the spinal cord.
• A reflex is an action controlled by the brain.

Cats have a strong sense of smell and rely on it for important activities. Which information could the cat receive through smell, causing it to change its behavior?

• The scent of a mouse causing it to hunt.
• The shape of a mouse causing it to hunt.
• The shape of a dog causing it to hunt.
• The scent of a dog causing it to hunt.

Animals use sensory organs to gather _____________ from outside the body.

• food
• water
• information

Which is the correct path of sensory information from the environment to the brain in the nervous system?

• brain, sense organ, spinal cord, peripheral nerve
• spinal cord, peripheral nerve, brain, sense organ
• sense organ, peripheral nerve, spinal cord, brain
• peripheral nerve, sense organ, spinal cord, brain

Which of the following statements is true about how animals see objects? Select all 3 that apply.

• Some animals eyes allow more light in so that an animal can see better in low light.
• Some animals have different structural adaptations that allow them to see differently.
• Visible light reflects off of an object and passes through the cornea and pupil on the way to the back of the eye.
• Some animals have eyes that allow them to see when no visible light is present without the help of other detection systems.

What statement helps explain that light energy can be transferred from place to place?

• Light energy can travel through all types of materials.
• A beam of light bounces off a mirrored surface.
• Light energy always requires a medium to travel a distance.
• A piece of paper sitting under a lamp absorbs the electric energy from the lightbulb.

How would having larger eyes benefit a nocturnal animal?

• The animal's eyes would be able to scare off predators.
• The animal's eyes would be able to gather more light to see better.
• The animal's eyes would help allow it to sleep better during the daytime.
• The animal's eyes would be able to focus easier on shadows in the night.

A person stands on the rim of a canyon and yells "hello" and a second or so later hears the word bounce back is an example of ___________.

• echolocation
• coding
• binary code
• echo
• mimicry

A person uses 0's and 1's to store data is an example of ___________.

• echolocation
• coding
• binary code
• echo
• mimicry