Advertisements
Advertisements
प्रश्न
Match the following:
| Column A | Column B |
| A. IAA | i. Herring sperm DNA |
| B. ABA | ii. Bolting |
| C. Ethylene | iii. Stomatal closure |
| D. GA | iv. Weed-free lawns |
| E. Cytokinins | v. Ripening of fruits |
पर्याय
A – iv, B – iii, C – v, D – ii, E – i
A – v, B – iii, C – iv, D – ii, E – i
A – iv, B – i, C – iv, D – iii, E – ii
A – v, B – iii, C – ii, D – i, E – iv
Advertisements
उत्तर
A – iv, B – iii, C – v, D – ii, E – i
Explanation:
| Column A | Column B |
| A. IAA | iv. Weed-free lawns |
| B. ABA | iii. Stomatal closure |
| C. Ethylene | v. Ripening of fruits |
| D. GA | ii. Bolting |
| E. Cytokinins | i. Herring sperm DNA |
APPEARS IN
संबंधित प्रश्न
Ethylene was discovered by
Coconut water contains ______.
The affect of apical dominance can be overcome by which of the following hormone ______.
To increase sugar production in sugarcanes, they are sprayed with ______.
Plant growth substances (PGS) have innumerable practical applications. Name the PGS you should use to
Inhibit seed germination
Gibberellins promote the formation of ______ flowers on genetically _____ plants in Cannabis whereas ethylene promotes formation of _______ flowers on genetically ______ plants.
Auxins are growth hormones capable of promoting cell elongation. They have been used in horticulture to promote growth, flowering and rooting. Explain the meaning of the following terms related to auxins.
Auxin precursors
Auxins are growth hormones capable of promoting cell elongation. They have been used in horticulture to promote growth, flowering and rooting. Explain the meaning of the following terms related to auxins.
Synthetic auxins
What is the mechanism underlying the phenomenon by which the terminal/apical bud suppresses the growth of lateral buds? Suggest measures to overcome this phenomenon.
To get a carpet like grass lawns are mowed regularly. Is there any scientific explanation for this?
Define parthenocarpy. Name the plant hormone used to induce parthenocarpy.
A gardener finds some broad-leaved dicot weeds growing in his lawns. What can be done to get rid of the weeds efficiently?
On germination a seed first produces shoot with leaves, flowers appear later, Why do you think this happens?
Fill in the blanks:
Apical dominance is due to ______.
Fill in the blanks:
______ hormone initiate rooting.
Name a hormone which is used for killing weeds (dicots)
Name a hormone which induces flowering in long day plants
