|
 Plant Hormones 20 Flashcards |
Start
|
|
Auxins are primarily synthesized in the ___ and ___ of plants. |
Card: 1 / 20 |
|
|
Apices of roots and stems |
Card: 2 / 20 |
|
|
What is the primary role of gibberellins in plant growth? |
Card: 3 / 20 |
|
|
Gibberellins promote stem elongation, bolting, and break seed dormancy. |
Card: 4 / 20 |
|
|
True or False: Abscisic acid promotes seed germination. |
Card: 5 / 20 |
|
|
False; abscisic acid inhibits seed germination. |
Card: 6 / 20 |
|
|
Fill in the blank: Ethylene is known to accelerate ___ in fruits. |
Card: 7 / 20 |
|
|
Fruit ripening |
Card: 8 / 20 |
|
|
Describe how cytokinins affect apical dominance in plants. |
Card: 9 / 20 |
|
|
Cytokinins counteract apical dominance induced by auxins, promoting lateral and adventitious shoot growth. |
Card: 10 / 20 |
|
|
 Unlock all Flashcards with EduRev Infinity Plan Starting from @ ₹99 only
|
|
|
|
What effect does auxin have on parthenocarpy? |
Card: 11 / 20 |
|
|
Auxin triggers parthenocarpy, enabling fruit development without fertilization. |
Card: 12 / 20 |
|
|
Fill in the blank: Gibberellins are involved in promoting ___ characteristics in certain plants. |
Card: 13 / 20 |
|
|
Male |
Card: 14 / 20 |
|
|
True or False: Ethylene is only a growth inhibitor in plants. |
Card: 15 / 20 |
|
|
False; ethylene can act as both a growth promoter and inhibitor. |
Card: 16 / 20 |
|
|
How does abscisic acid contribute to plant stress tolerance? |
Card: 17 / 20 |
|
|
Abscisic acid enhances tolerance to stress by inducing stomatal closure and promoting leaf senescence. |
Card: 18 / 20 |
|
|
Fill in the blank: Cytokinins are naturally synthesized in rapidly dividing plant parts such as ___ and ___ . |
Card: 19 / 20 |
|
|
Root apices and shoot buds |
Card: 20 / 20 |
|
|
Completed! Keep practicing to master all of them. |
Restart
|
