Plant Bio Chapter 6

Perfect-Flower

A _________________________ is a flower that has both male and female flower parts.

Complete Flower

A flower that has all four basic floral organs: sepals, petals, stamens, and carpels, pistil

Photoperiodism

A plant response to day and night temperatures is

Long-Day Plant

A plant that flowers as days lengthen in the spring and early summer is classified as a/an

Short-Day Plant

A plant that flowers naturally in late summer and fall when the day lengths get shorter is said to be a/an

Photoperiodism

A plant's response to light duration is called

Angiosperm vs. Gymnosperm

Angiosperm produces seedy fruit while a Gymnosperm has a seedy cone or seeds exposed to air

How can a Incomplete flower be perfect

It can still have both male and female parts

Perfect Flower

It has both male and female parts

Each part of the Pistil

It has the Stigma, Style, Ovary. Stigma brings up the pollen and the style connects the stigma to the ovary, the ovary then has the ovule.

Where is sperm located?

Located in the stamen

monoecious vs dioecious

Monoecious: Both male and female reproductive organs in the same individual Dioecious: Male and female reproductive organs in different individuals

Carpel

The _________________________ is the female reproductive part of the flower composed of the stigma, the style, and the ovary.

inflorescence

The cluster of flowers on a branch or system of branches is known as a/an _________

Vernalization

The initiation of flowering once a cold requirement has been satisfied is known as

Each part of the stamen

The stamen is the male part of the flower that holds the the filament and the anther that has the pollen.

Pollen

is a fine to coarse powdery substance consisting of an immature male gametophyte, or microspore, that produces sperm.

Angiosperm

is a photoreceptor within plants that detects day lengths.