AP BIOLOGY

PLANTS

PLANT REPRODUCTION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Carnations can be induced to flower in the winter by:
A
Keeping daylight short in a greenhouse
B
Keeping daylight long in a greenhouse
C
Inhibiting the amount of Pr
D
Inhibiting the hormone auxin
Explanation: 

Detailed explanation-1: -Remove debris and loose soil. Store them in trays of sand, coir or vermiculite, with the crown of the plant (where the stems join the roots) just showing. Keep them just moist in a cold, frost-free greenhouse or conservatory. Container-grown plants can be stored in their pots after cutting back.

Detailed explanation-2: -For success planting carnations, start with a sunny spot where plants will receive at least four hours of sun each day. They can grow in less sun, but stems will tend to be floppier with fewer flowers.

Detailed explanation-3: -The Carnation is a facultative long day plant, which means that they form the flower faster during long days than in short days. Carnations require high levels to produce high quality flowers.

Detailed explanation-4: -Carnations Flower Cultivars :-The following are the famous and standard varieties of carnations that are being cultivated in greenhouse: Sonsara, Dakar, Solar, Raggio di sole, Laurella, Cabaret, Tanga, Isac and Master.

There is 1 question to complete.