Plant adaptations and plant hormones

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Question 9
Easy

A student investigated how different light conditions affect the growth of mustard seedlings. Three pots of seedlings (X, Y, and Z) were grown under three different conditions:

  • Condition 1: Uniform light from directly above
  • Condition 2: Unilateral light coming only from the right side
  • Condition 3: Continuous, complete darkness

Three pots of mustard seedlings. Pot X contains very tall, pale, spindly seedlings growing straight upwards. Pot Y contains healthy, green seedlings growing straight upwards. Pot Z contains healthy, green seedlings bending significantly to the right.

Identify which pot (X, Y, or Z) corresponds to the following conditions.

  • Unilateral light from the right side: ______
  • Continuous, complete darkness: ______
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Plant adaptations and plant hormones Questions

  1. GCSE
  2. /Biology
  3. /Plant adaptations and plant hormones