PDF chapter test TRY NOW
Given below is a square of letters in which are hidden different words related to respiration in organisms. These words may be present in any direction – upwards, downwards, or along the diagonals. Find the words for your respiratory system. Clues about those words are given below the square.
1. Small openings on the sides of the body of an insect -
2. The respiratory organs of human beings -
Answer variants:
Ant
Lungs
Diaphragm
Nostrils
Ribs
Trachea
Yeast
Spiracles
Stomata
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