Plant Reproduction - Science Learning 4

Learn Plant Reproduction questions with answers. This prep guide includes questions like, what is stigma?, what is ovule?, what is pollination?, how many types of pollination are there?, what is self-pollination? and others below.

Plant Reproduction Learning 4

Question: What is stigma?

Answer: Stigma is the tip of the ovary containing ovules. Stigma is useful because the pollen grains come and stick on it. It has tiny hair like structures which trap the pollen grains.

Question: What is ovule?

Answer: Ovule is a part of ovary which contain female reproductive cells. Pollen grains send the male gamete to ovule where it joins the female gamete and fertilization occurs.

Question: What is pollination?

Answer: Pollination is a process in which pollen grains are released from anther. These pollen grains are released in order to stick to stogma.

Question: How many types of pollination are there?

Answer: There are two basic types of pollination i.e. self-pollination and cross-pollination.

Question: What is self-pollination?

Answer: Self-pollination is a type of pollination in which pollen grains of the stamen drop on the stigma of same flower or on the stigma of different flower but on the same plant.