Plant Growth an...

Which one of the following generally acts as an antagonist to gibberellins?

Dr F. Went noted that if coleoptile tips were removed and placed on agar for one hour, the agar would produce a bending when placed on one side of freshly- cut coleoptile stumps. Which of the following is the significance of this experiment?

What causes a green plant exposed to the light on only one side, to bend toward the source of light as it grows?

During seed germination its stored food is mobilized by 

One of the commonly used plant growth hormone in tea plantations is 

It takes very long time for pineapple plants to produce flowers. Which combination of hormones can be applied to artificially induce flowering in pineapple plants throughout the year to increase yield?

Root development is promoted by ....................

The Avena curvature is used for bioassay of

Name the plant growth regulator which, upon spraying on sugarcane crop, increases the length of the stem, thus increasing the yield of sugarcane crop.

Auxin can be bioassayed by