LS1

Which sense organs allow the white-tailed deer to receive vibrations and detect the sound of hungry predators?

• hearing organs

• smelling organs

• tasting organs

• touching organs

Pupils are the dark part of the eye. They are located in the center of the eye, surrounded by the iris, which is the colored part. When animals use their eyes at night, their pupils get larger. This is like making the pinhole in the shoebox bigger.

How does having larger pupils help an animal see when there is not much light?

• A larger pupil lets more light into the eye.

• A larger pupil makes images in the eye sharper.

• 
  A larger pupil lets the animals' eyes see colors more clearly.

• A larger pupil makes eyes darker, so the animal is harder to see.

The seeds of a flowering plant are contained within a fruit. The picture below shows the fruit of a watermelon plant.

What is the purpose of the fruit?

• digesting the seeds

• fertilizing the seeds

• shading the seeds

• protecting the seeds

When your eye sees a pencil, it sends a signal to your brain. Your brain then signals muscles in your hand and arm, and you can reach and pick up the pencil.

In the process that was described, which was a sensory receptor?

• bone

• brain

• eye

• muscle

Tags

NGSS.MS-LS1-8

Young wolves learn how to hunt with their pack. When a young wolf smells the scent of a rabbit, it sees an older pack member pounce on the rabbit as prey. When this young wolf is mature and hunting and smells the scent of a living rabbit, it prepares itself to pounce on the rabbit. How does the wolf know that the rabbit is good for food?

• The wolf is born with the ability to know what a rabbit smells like.

• The wolf remembers the smell and taste of rabbit from when it was younger.

• The wolf senses the same scent from the rabbit as from other animals.

• The wolf learns about the rabbit scent as it smells it.

Tags

NGSS.MS-LS1-8

Why do animals need their senses?

• Animals need their senses for their brains to function.

• Animals need their senses for their hearts to function.

• Animals must use their senses to breathe.

• Animals must take in and process information in order to make a response.

Tags

NGSS.MS-LS1-8

What part of the animal processes the information from sense receptors?

• brain

• stomach

Tags

NGSS.MS-LS1-8

What is the role of the animal's brain in processing information from sense receptors?

• Storing memories and emotions

• Interpreting and responding to the environment

Tags

NGSS.MS-LS1-8

What are some examples of animals using their perceptions and memories to survive in their habitats?

• Finding food, avoiding predators, and navigating their environment

• Solving math problems

Tags

NGSS.MS-LS1-8

A student makes a model of a maze out of cardboard to study how mice locate their food. The student places a piece of cheese at one end of the maze, puts a mouse at the other end of the maze, and covers the maze with a net. The top view of the maze is shown.

Which senses would best guide the mouse to reach the piece of cheese at the end of the maze?

• smell and taste

• sight and sound

• taste and touch

• sight and smell

Tags

NGSS.MS-LS1-8