SPM Biology 2012

Question

7 . (a) Sugar is oxidised during respiration. Explain the process.

Gula dioksidakan semasa respirasi. Terangkan proses itu.

 

(b) After an athlete finished running a race, his breathing is till fast and deep for several minutes. Explain why.

Selepas menamatkan lumba lari, seorang atlet masih terus bernafas dengan cepat dan dalam untuk beberapa minit. Teranngkan mengapa.

 

(c) State the similarities and differences between the human and the grasshopper’s respiratory system based on the structural adaptation to maximise the rate of gaseous exchange.

Nyatakan persamaan dan perbezaan antara system respirasi manusia dengan system respirasi belalang berdasarkan struktur adaptasi untuk memaksimakan kadar pertukaran gas.

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