Bird Anatomy

Q2. What is the difference between homologous, vestigial, and analogous structures?

• A) Homologous

• B) Vesitigial

• C) Analogous

Tags

NGSS.MS-LS4-2

What type of comparative structure is this an example of?

• Analogous Structures

• Homologous Structures

• Vestigial Structures

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-3

Evolution occurs when unrelated organisms evolve traits, structures, or morphologies that carry out the same function. An example is insect flight and bird flight.

• Convergent

• Parallel

• Divergent

Tags

NGSS.MS-LS4-2

What is the primary function of a bird's hollow bones?

• To make the bird lighter for flight

• To store extra calcium

• To protect internal organs

• To regulate body temperature

Which part of a bird's anatomy is primarily responsible for its ability to produce sound?

• Beak

• Syrinx

• Larynx

• Trachea

What is the main purpose of a bird's keel?

• To aid in digestion

• To support flight muscles

• To store fat

• To protect the heart

Which of the following is a unique feature of bird respiratory systems?

• Lungs with alveoli

• Air sacs

• Diaphragm

• Gills

What type of vision do most birds have that allows them to see ultraviolet light?

• Monochromatic vision

• Dichromatic vision

• Trichromatic vision

• Tetrachromatic vision

How do birds primarily maintain their body temperature?

• Through sweating

• By panting

• By fluffing their feathers

• By basking in the sun

Which part of a bird's anatomy is adapted for grinding food?

• Crop

• Gizzard

• Intestine

• Beak