Parthenocarpic fruit can be produced by the application of which of the following auxin?

Question

Parthenocarpic fruit can be produced by the application of which of the following auxin? (A) IBA (Indole butyric acid) (B) IAA (Indole acetic acid) (C) 2, 4-D (2-4 dichlorophenoxy acetic acid) (D) All of the above.

Tardigrade Admin · Accepted Answer

Parthenocarpy refers the development of fruits without fertilization. Such fruits are seedless but otherwise normal in appearance, e.g. banana, pineapple etc. The auxins (IAA, IBA, 2, 4-D) are applied in low concentration in a lanolin paste to the stigma of flower to induce parthenocarpy.

Q. Parthenocarpic fruit can be produced by the application of which of the following auxin?

IBA (Indole butyric acid)

IAA (Indole acetic acid)

2, 4-D (2-4 dichlorophenoxy acetic acid)

All of the above.

Parthenocarpy refers the development of fruits without fertilization. Such fruits are seedless but otherwise normal in appearance, e.g. banana, pineapple etc. The auxins (IAA, IBA, 2, 4-D) are applied in low concentration in a lanolin paste to the stigma of flower to induce parthenocarpy.