Why are offspring of oviparous animals at a greater risk as compared to offspring of viviparous animals?
Examine a few flowers of any cucurbit plant and try to identify the staminate and pistillate flowers. Do you know any other plant that bears unisexual flowers?
What is the bisexual flower? Collect five bisexual flowers from your neighborhood and with the help of your teacher find out their common and scientific names.
Describe the post-fertilization changes in a flower.
Differentiate between gametogenesis from embryogenesis.