• Which plants have the smallest seeds?
  Orchids produce the smallest seeds. They are microscopic and are ...

• What happens in a flower after pollination?
  After pollination, the pollen that has landed on the stigma of ...

• How much pollen do flowers make?
  Flowers can produce enormous quantities of pollen. Some American ...

• Why are many seeds poisonous?
  Many mammals and birds eat seeds. Some plants have seeds that are ...

• Why are most plants green?
  Most plants are green because they contain the green pigment ...

• Which flowers are pollinated by mammals?
  The flowers of the African baobab tree are pollinated by bushbabies ...

• How do green plants feed?
  Green plants make their own food in a process called photosynthesis. ...

• Why do flowers open in spring/summer?
  In temperate regions many flowers open in spring or summer because ...

• What does a plant need to grow?
  Plants need water, mineral salts, and foods such as carbohydrates. ...

• Which flowers last for only one day?
  The flowers of morning glory open each morning and shrivel and die ...