Where is food stored in potatoes?
Stem
Root
Stem tuber
Bulb
How are carnations, geraniums and chrysanthemums commonly propagated?
By tissue culture
By cutting
By stem tuber
By bulbs
If a gardener wanted to propagate a useful variety of apple tree in a way which maintained all its desirable qualities, which of the following techniques would be used?
Planting stem cuttings in potting compost
Grafting stem cuttings onto a rootstock
Cross pollinating
Growing the seeds produced from the useful variety
