EASY
7th CBSE
IMPORTANT
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The trachea branches into two thinner tubes called (bronchi/larynx).

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Important Questions on Respiration in Organisms

EASY
7th CBSE
IMPORTANT
 The living organisms carrying out aerobic respiration are called _____ (aerobes/anaerobes).
MEDIUM
7th CBSE
IMPORTANT
During inhalation, the diaphragm contracts and moves _____ (upwards/downwards).
MEDIUM
7th CBSE
IMPORTANT
After heavy exercise, we sometimes get muscle _____ .
MEDIUM
7th CBSE
IMPORTANT
Oxygen combines with the haemoglobin in the blood to form _____ .
MEDIUM
7th CBSE
IMPORTANT
Name an animal which breathes through tracheae
EASY
7th CBSE
IMPORTANT
Name an animal which breathes through gill.
EASY
7th CBSE
IMPORTANT
Name an animal which breathes through skin.
EASY
7th CBSE
IMPORTANT
Name an animal which breathes through lungs.