Indicate whether the following are true (T) or false (F) by drawing a circle around T or F - Leaving Cert Biology - Question 3 - 2008
Question 3
Indicate whether the following are true (T) or false (F) by drawing a circle around T or F.
Example: Carbon dioxide is produced during respiration.
(a) Stage 1 of ... show full transcript
Worked Solution & Example Answer:Indicate whether the following are true (T) or false (F) by drawing a circle around T or F - Leaving Cert Biology - Question 3 - 2008
Step 1
Stage 1 of respiration requires oxygen
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Answer
False (F). Stage 1 of respiration, glycolysis, does not require oxygen as it occurs anaerobically.
Step 2
Stage 1 of respiration takes place in the cytoplasm
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Answer
True (T). Glycolysis occurs in the cytoplasm of the cell.
Step 3
Stage 2 of respiration also takes place in the cytoplasm
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Answer
False (F). Stage 2, which includes the Krebs cycle, occurs in the mitochondria.
Step 4
Some of the energy released in respiration is lost as heat
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Answer
True (T). During respiration, not all energy is captured as ATP; some is released as heat.
Step 5
Lactic acid is a product of anaerobic respiration
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Answer
True (T). Lactic acid is generated during anaerobic respiration, particularly in muscle cells under low oxygen conditions.
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