Question

What occurs when pollen for a plant fertilizes its own ovule on the same plant?A) Out-crossingB) Self fertilizationC) Other fertilizationD) In-crossing

Answer 1

When the pollen of a plant fertilizes an ovule of the same plant it's called self-fertilization.

It can even occur before the flower blooms. However, it doesn't happen in all plants, some have mechanisms to prevent this.