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Question
The tracheal network opens into lateral small holes called
The tracheal network opens into lateral small holes called
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Solution
The correct option is A spiracles
The respiratory system of the cockroach is made up of a network of tubes called trachea. These trachea open to the outside through small holes called spiracles present on the lateral sides of the body. There are 10 pairs of spiracles.
Ostia are minute apertures associated with the heart of cockroach and help in the flow of blood.
Dorsal pores are found in the earthworm through which coelomic fluid oozes out and keeps the skin moist and aids in respiration.
The respiratory system of the cockroach is made up of a network of tubes called trachea. These trachea open to the outside through small holes called spiracles present on the lateral sides of the body. There are 10 pairs of spiracles.
Ostia are minute apertures associated with the heart of cockroach and help in the flow of blood.
Dorsal pores are found in the earthworm through which coelomic fluid oozes out and keeps the skin moist and aids in respiration.
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