Sepals: Free vs United Quiz

What is the botanical term for the stalk that carries a flower?

What part of the pedicel is swollen to form the receptacle?

Which of the following is NOT a part of the flower's structure?

Which part of a flower is responsible for producing the male gametes?

What are the female gametes in a flower?

Which part of a flower contains the female reproductive organ?

Which term describes sepals that are free and not fused together?

What type of calyx is formed when sepals are united to form a cup-shaped or tubular structure?

In a flower with synsepalous sepals, how are the sepals arranged?

What is the correct relationship between ovules and placenta in a carpel?

What is the main function of ovules in the ovary?

How does the structure of a carpel facilitate seed production?

Which active constituent found in tubular calyx epicalyx is responsible for the red color?

What is the role of gossipetin in tubular calyx epicalyx?

Which of the following is NOT an active constituent of tubular calyx epicalyx?

Flower Structure

The botanical term for the stalk that carries a flower is pedicel.
The part of the pedicel that is swollen to form the receptacle is the upper end.
Root is NOT a part of the flower's structure.

Reproductive Organs

The part of a flower responsible for producing the male gametes is the anther.
The female gametes in a flower are the egg cells.
The part of a flower that contains the female reproductive organ is the carpel.

Sepals and Calyx

Polysepalous describes sepals that are free and not fused together.
A synsepalous calyx is formed when sepals are united to form a cup-shaped or tubular structure.
In a flower with synsepalous sepals, the sepals are arranged in a fused, tube-like structure.

Ovules and Placenta

The ovules are attached to the placenta in a carpel.
The main function of ovules in the ovary is to develop into seeds after fertilization.
The structure of a carpel facilitates seed production by providing a protected space for ovule development and fertilization.

Active Constituents

Betacyanin is the active constituent found in tubular calyx epicalyx responsible for the red color.
Gossipetin is responsible for the yellow color in tubular calyx epicalyx.
Starch is NOT an active constituent of tubular calyx epicalyx.

Test your knowledge on sepals in botany by identifying whether they are free (polysepalous, aposepalous) or united to form cup-shaped or tubular calyx (gamosepalous, synsepalous).