Adaptation in Respiratory System

Report 1 / 5

Which of the following feature is not important to ensure an efficient gaseous exchange with the surroundings?

Difficulty Level: Easy

Report 2 / 5

Which of the following animal respiratory structure is gills?

Difficulty Level: Easy

Report 3 / 5

Diagram shows an animal.

What is the respiratory system of this animal?

Difficulty Level: Easy

Report 4 / 5

Frog's moist skin is always covered with mucus which causes respiratory gases to dissolve and diffuse easily.

True or false?

Difficulty Level: Easy

Report 5 / 5

Which of the following feature is important to ensure an efficient gaseous exchange with the surroundings?


I.		Moist surface of respiratory structures

II.		Dry surface of respiratory structures

III.		Thick respiratory structures

IV.		Thin respiratory structures

Difficulty Level: Easy