Question

Gibberellins cause ______.

Options

• Shortening of genetically tall plants

• Elongation of dwarf plants

• Promotion of rooting

• Yellowing of young leaves

Answer 1

Gibberellins cause elongation of dwarf plants.

Explanation:

Gibberellins are plant hormones that stimulate stem elongation by promoting cell division and elongation, especially in genetically dwarf plants. This helps dwarf plants grow taller, overcoming their genetic shortness.