Uses Of Plant Hormones

Question 1

Selective weedkillers

Answer 1

Weed are broad leaves
Selective weedkillers contain hormone with only effect broad leaf plants
They disrupt grown patterns and kills them

Question 2

Growing cuttings with rooting powder

Answer 2

If you add rooting powder to cuttings it’ll grow
Rooting powder contains plant growth hormones
Enables growers to create clones

Question 3

Ripening of fruit

Answer 3

Controlling ripening can be done in shops or during transport
Allows fruit to be pick unripe
Ripening hormone makes them grow to be put in super markets

Question 4

Seedless fruit

Answer 4

Fruit only grows in pollinated plants
Growth hormones make fruit grow on unpollinated plants without seeds
E.g grapes