Floral Reproduction

Which one of the following is NOT one of the four main structures of a flower?

• Sepals

• Petals

• Stamen

• Pistil

• Petiole

The arrow points to the green structures that enclose and protect the flower before it opens. These structures are called _____________

• stigma

• stamen

• sepals

• pistil

The arrow points to the colorful part of a flower that attracts pollinators. These are called the __________

• pollen

• sepals

• petals

• style

The pistil (or carpel) is the _______ part of the flower

• Male

• Female

This is the stalk that holds the anther.

• stamen
• stigma
• filament
• pistil

The stamen is the ______ part of the flower

• male

• female

The arrow points to a long stalk that leads to the ovary. This stalk is called ______

• ovary

• ovule

• style

• stigma

This is an image of pollen under the microscope. Which male structure produces pollen?

• filament

• style

• stigma

• anther

The yellow structures in this picture are pollen. The arrow points to the open structure that captures pollen. This structure is called the _________

• anther

• filament

• stigma

• stamen

Flowers that have both pistils and stamens are called

• complete

• incomplete

• perfect

• imperfect