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Y12 Respiration

Test Description: A quiz to test your knowldge of respiration at A level

Instructions: Answer all questions to get your test result.

1) What is the name given to the conversion of glucose to pyruvate?

Aglucosasis Bpyruvatase Cglycolysis Dglycogen

2) How many ATP molecules are required to start respiration?

A4 B6 C1 D2

3) which of the following is true?

AAnaerobic respiration is used by most organisms as a basic mode of respiration BThe krebs cycle can occur when oxygen is in short supply CAnaerobic respiration needs to have citrate avalable to get started DGlycolysis is basically anaerobic resipration

4) What is the name of the four carbon molecule important in the krebs cycle?

AOxaloacetate BCitrate CBeta Keratin DAlpha ketoglutarate

5) What is the name of the unstable 6 carbon compound in the krebs cycle?

ACitrate BAlpha Ketoglutarate CBeta Keratin DOxaloacetate

6) During which stage of respiration is oxygen used?

AGlycolysis BElectron transport chain CLink reaction DKrebs cycle

7) What is oxygen used for in respiration?

AHydrolysis BHydrogen acceptor CSplitting of water DCondensation reactions

8) Where in the cell does aerobic respiration occur?

AMitochondria BThe cytoplasm CChloroplasts DThe nucleus

9) In total how many ATP molecules are estimated to be made during respiration?

A38 B24 C16 D32

10) In a test for RQ a result of 1.2 was achieved what is the most explaination?

ARespiration is anaerobic BRespiration using protein CRespiration using carbohydrates DRespiritory substrate of fats

*select an answer for all questions

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