Understanding Compound Eyes and Vision

The video explores how different animals sense the world using various body parts. It highlights the unique visual abilities of eagles, spiders, and insects like dragonflies and bees. Eagles have strong eyesight, while spiders have multiple eyes for detecting movement. Insects possess compound eyes, which consist of thousands of smaller eyes, allowing them to see a wide field of view. Despite the blurry image, compound eyes help insects like dragonflies avoid predators and hunt effectively. The video concludes with an invitation to learn more about animal senses.

What are the three main senses mentioned that humans use to perceive the world?

• Touching, seeing, and hearing

• Smelling, tasting, and seeing

• Hearing, smelling, and seeing

• Hearing, tasting, and touching

How do eagles' eyes differ from human eyes?

• They are weaker than human eyes

• They can see fewer colors

• They have more than two eyes

• They can spot prey from high in the sky

What is unique about a spider's vision compared to humans?

• Spiders have compound eyes

• Spiders can see in the dark

• Spiders have eight eyes

• Spiders have only one eye

What is a compound eye?

• An eye with a single lens

• An eye made of thousands of smaller eyes

• An eye that changes color

• An eye that can see in the dark

How do dragonflies' compound eyes help them?

• They allow them to see underwater

• They make their vision sharper than humans

• They help them see behind and in front at the same time

• They allow them to see in the dark

What is the top part of each smaller eye in a compound eye called?

• Cornea

• Lens

• Facet

• Retina

Why might the image from a compound eye appear blurry?

• Because it zooms in too much

• Because it has only one lens

• Because it is too small

• Because it has no lenses

What advantage do compound eyes give dragonflies as hunters?

• They can see underwater

• They can change color

• They can see in the dark

• They can detect movement easily

What makes it difficult to sneak up on a dragonfly?

• Its strong sense of smell

• Its sharp hearing

• Its compound eyes that see all around

• Its ability to fly fast

What is the main reason some animals have compound eyes?

• To detect movement and size

• To see in the dark

• To see underwater

• To change their eye color