Exam 37: Reproduction in Flowering Plants

Perfect and imperfect flowers differ from each other in that perfect flowers have all four types of flower parts but imperfect flowers are missing

When are long-day plants most likely to bloom?

Which structure is not directly involved in asexual reproduction in plants?

The major role of the fruit of a flowering plant is to facilitate _______.

You have found two plants that look similar except for their flowers.After bringing samples home for yourself and your friends, you find that neither plant can produce fruit unless both types are in the same garden, and even then only one plant produces fruit.You determine that the plants are actually the same species and must be _______.

Which of the following is a temporal pattern of plant flowering?

Which asexual tissue culture technique is used to produce virus-free plants?

The pollen grains are the male _______ of the flowering plant.

In terms of their moisture content, fruits can be _______ or dry when they are mature.

The seeds of a new kind of mangrove are not viviparous, which is unusual for that kind of tree.How do these seeds differ from other mangrove seeds?

In flowers, the pollen tube grows most of its distance through the _______ to reach the ovary.

A unique feature of angiosperm sexual reproduction is the triploid

Which plant organ produces the signal to flower?

Flowers can occur singly or in an orderly cluster known as a(n)

Which list represents the correct order of events (from earliest to latest) in the reproduction of angiosperms?

You manage a greenhouse that produces roses for Valentine's Day.Roses normally bloom in June.You need to produce roses that bloom in February.After setting the correct photoperiod in your greenhouse, you still do not have blooming roses.Which condition might have contributed to the problem?

Grafting two plants involves the use of

You plan to induce the flowering of a crop of long-day plants in the field by using artificial light.Is it necessary to keep the lights on continuously from sundown until the point at which the critical day length is reached? Why or why not?

Do all flowering plants act as either short- or long-day plants with respect to flowering?

Refer to the figure showing the typical life cycle of a plant. Meiosis occurs early in the period represented by the blue portion of the figure.Could meiosis occur again later in the blue phase? Explain why or why not.