Question

answer this question than I marked it as brainlist ​

Answer 1

Answer:

It's function is to feeding and respiration.

(b) answer

I know only this

Answer 2

Answer:

Hello mate

HERE IS YOUR ANSWER

• Melanin

Melanin is produced as a response to UV radiation in order to prevent damage to DNA.

• Tube feet

Tube feet function in locomotion , feeding and respiration.

• Trachea

It has a vital function of providing air flow to and from lungs for respiration.

• Alveoli

Their function is to exchange oxygen and carbon dioxide molecules to and from the bloodstream.

• Scrubbers

They are a diverse group of air pollution control devices.

Thank you !

Hope it will be helpful