Multiple choice

If soaked pea seeds are kept in four separate flasks, they would germinate best in the flask containing:

  1. oxygen

  2. carbon-dioxide

  3. nitrogen

  4. hydrogen
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Seeds require oxygen for aerobic respiration during germination to produce the energy needed for growth. Carbon dioxide, nitrogen, and hydrogen cannot support the metabolic processes required for seed development and will actually inhibit or prevent germination.

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