State the three common features of all respiratory organs such as skin, gills, and lungs.

  • A
    Large surface area, thick walls, and rich blood supply.
  • B
    Small surface area, thin walls, and poor blood supply.
  • C
    Large surface area, thin walls, and rich blood supply.
  • D
    Large surface area, thin walls, and no blood supply.

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Similar Questions

Which process occurring in the human body does not involve energy derived directly from respiration?

An experiment is set up as shown. Flasks $1$ and $2$ contain lime water. Air is pumped through the flasks. What is the appearance of lime water in flasks $1$ and $2$ after a period of ten minutes?
Option Flask $1$ Flask $2$
$(a)$ Clear Clear
$(b)$ Clear White/ Cloudy
$(c)$ White/ Cloudy Clear
$(d)$ White/ Cloudy White/ Cloudy

What is the name of the extensions of the epidermal cells of a root which help in respiration?

Name the substance which is oxidised in the body during respiration.

Which is the correct sequence of air passage during inhalation?

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