2. If a gardener wanted to propagate a useful variety of apple tree in a way which maintained all its desirable qualities, underline which of the following techniques
would be used
(3 marks)
(a) Planting stem cuttings in potting compost
(b) Grofting stem cuttings onto a rootstock
(c) Grafting buds on to a root stock
(d) Growing the seeds produced from the useful variety
(e) Cross-pollinating the variety with another good variety and growing the seeds
resulting from the cross?
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