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Which plant hormone is primarily involved in the elongation of stems? (2023)

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Question: Which plant hormone is primarily involved in the elongation of stems? (2023)

Options:

  1. Ethylene
  2. Gibberellins
  3. Cytokinins
  4. Abscisic acid

Correct Answer: Gibberellins

Exam Year: 2023

Solution:

Gibberellins are primarily responsible for stem elongation by promoting cell division and elongation.

Which plant hormone is primarily involved in the elongation of stems? (2023)

Practice Questions

Q1
Which plant hormone is primarily involved in the elongation of stems? (2023)
  1. Ethylene
  2. Gibberellins
  3. Cytokinins
  4. Abscisic acid

Questions & Step-by-Step Solutions

Which plant hormone is primarily involved in the elongation of stems? (2023)
  • Step 1: Understand that plants have hormones that help them grow.
  • Step 2: Learn that one of these hormones is called gibberellins.
  • Step 3: Know that gibberellins help the plant's stems grow longer.
  • Step 4: Recognize that gibberellins do this by making the cells in the stem divide and stretch.
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