Question

Which of the following plants have unisexual flowers?
A. Datura
B. Hibiscus
C. Rose
D. Papaya

Answer 1

Hint: Plants reproductive morphology is the study of the physical form and structure of plants parts which are directly or indirectly related to reproduction. The flowers which are having only one the male or female reproductive organs are known as unisexual flowers and also known as the incomplete flowers.

Complete Answer:
- A flower having either stamens or carpels but not both.
- A unisexual plant is two types: Dioecious possessing only male flowers or female flowers and Monoecious with male and female reproductive organs have in the same flower or in different unisexual flowers but on the one plant. Bisexual flowers are those which are having both male and female reproductive plants in one plant and that plant is also known as the complete flower.
- The reproduction of these unisexual flowers through the cross-pollination.
- Hibiscus, Rose, and Datura are bisexual flowers having both male and female parts that are stamens and carpel.
- Papaya is unisexual flowers, male flowers and female flowers are located on separate plants.

So, the correct answer is Papaya.

Note: Cross pollination is the transfer of pollen grains from one part of a plant to another part of a plant and fertilization take place then formation of seeds. Pollination occurs as insects, birds, and bats; water and wind.