In which one of the following pollination is autogamous or Pollination which occurs in closed flower is known as

Options

A. Xenogamy
B. Chasmogamy
C. Cleistogamy
D. Geitonogamy

Answer

C

Explanation

Bisexual flowers which remains always closed are called cleistogamous and such condition of flowers is called cleistogamy. In such flower, the anthers and stigma lie close to each other. When anthers dehisces in the flowers buds, pollen grains come in contact with stigma to affect pollination. Thus, cleistogamous flowers are invariably autogamous.