PUMPA - SMART LEARNING
எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்
Book Free DemoUnderstand the statement and analyse them:
1.
| Statement 1: | Phenyl Acetic Acid (PAA) and Indole acetic 3 Acetonitrile (IAN) are natural auxins. |
| Statement 2: | Indole 3 Butyric Acid (IBA), Indole-3-Propionic Acid, α-Naphthalene Acetic Acid (NAA), 2, 4, 5-T (2,4,5 Trichlorophenoxy Acetic Acid) are some of the synthetic auxins. |
2.
| Statement 1: | Auxins induce the elongation of stems and coleoptiles, thereby stimulating them to grow. |
| Statement 2: | Gibberellins induce the formation roots at lower concentrations and inhibit their formations at higher concentrations. |
3.
| Statement 1: | Application of gibberellins promotes the Richmond Lang effect. |
| Statement 2: | Application of auxins promotes delays ageing in plants. |
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