Class 7 Respiration in Organisms Extra Questions Respiration in Organisms Fill in the blanks:- Each organism is made up of small units called ………….[cells ] In an organism, a ……….. is the smallest structural and functional unit. [cell] We breathe out air which is rich in ……………[carbon dioxide] Insects exchange gas through a network of […]
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Class 7 Respiration in Organisms
Class 7 Science Chapter 10 Respiration in Organisms Class 7 Science Chapter 10 Respiration in Organisms for CBSE/ICSEÂ Students. Â QUE.1 : Why does an athlete breathe faster and deeper than usual after finishing the race? Ans:-When an athlete runs hard, his muscles require extra energy. For this reason, he breathes faster and deeper, which […]
