plant hormones untitled

What can auxin be used for in industry?

• Increase fruit yeild

• Rooting powder

• Pest resistant

• Selective weedkiller

Why is auxin used as a rooting powder?

• Increase fruit development

• Provide greater intake of mineral ions

• Stimulate root growth from stem cuttings

Which plant would be targeted by auxin?

• 
• 

Adding gibberellins can cause seeds to germinate in winter.

• True

• False

Adding gibberellins will allow flowers to be produced out of season.

• True

• False

Name the hormone responsible for producing seedless fruit.

How does gibberellin increase the size of fruit?

• Allows them to take in more water

• The plant synthesises sucrose more

• The distance between each fruit is increases

• Increases phloem concentration to transport more sugars to fruit.

Supermarkets sell 'just ripened' apples all year round, although apples are traditionally harvested in autumn.

Explain how this is possible.

Auxins are responsible for _____________ of a plant

• Colour change

• Watering

• Phototropism

• Growth

What happens when you place an over ripe banana in a fruit bowl with other fruit?

• Nothing will happen

• The other fruit will grow in size

• Ethene gas will cause the fruit to grow mold

• Ethene gas will cause the other fruit to ripen