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Questions and Answers
What is the main hormone responsible for plant growth?
What is the main hormone responsible for plant growth?
- Auxins (correct)
- Gibberellins
- Cytokinins
- Abscisic acid
How does the presence of auxins affect the growth of stems?
How does the presence of auxins affect the growth of stems?
- Auxins cause the stem to bend away from the light
- Auxins cause the stem to grow faster on the side facing the sunlight
- Auxins cause the stem to grow faster on the side in the shade
- Auxins cause the stem to bend towards the light (correct)
How does the presence of auxins affect the growth of roots?
How does the presence of auxins affect the growth of roots?
- Auxins cause the root to bend downwards (correct)
- Auxins cause the root to grow faster on the lower side
- Auxins cause the root to grow faster on the upper side
- Auxins cause the root to bend upwards
