Question

Given below are four matchings of an animal and its kind, of respiratory organ.
I. Silver fish - Trachea
II. Scorpion - Book lung
III. Sea squirt - Pharyngeal slits
IV. Dolphin - Skin

Which of them is true?

• A. II and IV
• B. Ill and IV
• C. I and IV
• D. I, ll and Ill

Answer 1

Answer: (D)

I, ll and Ill

The respiratory organ of silverfish is trachea.

Book lung is the respiratory organ of scorpions.

Pharyngeal slits are the respiratory organs of sea squirt.

Like other mammals, the respiratory organ of dolphin is lungs.

So, the correct answer is option D.