Question

A unisexual flower that has only stamens is called _________.

• A. Incomplete flower
  
• B. Complete flower
  
• C. Pistillate flower
  
• D. Staminate flower

Answer 1

The correct option is D Staminate flower

A flower which has only one essential (reproductive) whorl is called a unisexual or incomplete flower. A flower in which only stamens (androecium) are present is called a staminate flower. A flower in which only pistil (gynoecium) is present is called a pistillate flower.
Examples: flowers of cucumber, pumpkin, etc.