Auxin in plants is not responsible for:

Which plant hormone prevents pre-mature fruit drop in apple,pear and orange?

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

Leaf fall occurs when the abscission layer is formed due to a change in the content of:

Give scientific reasons: Plants bend toward the source of light.

Levitt performed experiments. He observed that auxin-treated cells were able to absorb water even when kept in a hypertonic solution. Which explains this observation best?