Uses of Plant Hormones Flashcards

All 6 cards in this deck

Give three commercial uses of auxins.

As weed killers, as rooting powders, and for promoting growth in tissue culture.

Give one disadvantage of using auxin weed killers.

They reduce biodiversity — killing wild broad-leaved plants removes food and habitat for insects and other animals.

Give three uses of gibberellins in horticulture.

To end seed dormancy, to promote flowering, and to increase fruit size.

What is ethene used for in the food industry?

To control the ripening of fruit during storage and transport.

What two processes in plants does ethene control?

Cell division and the ripening of fruits.

True or false? Storing bananas with other fruits makes the other fruits ripen faster.

True. Bananas release ethene, which speeds up the ripening of nearby fruit.