Photoperiodism
1. What do you mean by Photoperiodism ?
Answer:
Photoperiodism refers to the response of plants and animals to the relative length of day and night. “Photo” means light and “period” means the length of time.
2. Name the types of Phytochromes ?
Answer:
The two types of phytochromes are:
- Active form
- Inactive form
3. Write the importance of Photoperiodism ?
Answer:
The importance of Photoperiodism is Horticulturists uses photoperiodism in plants for obtaining high yields of rhizomes and tubers. It also encourages cross-breeding between the flowers which grows in different seasons.
4. What is the Significance of Photoperiodism?
Answer:
Floweing plant of different plant is determined by photoperiodism.
Photoperiodism: Meaning, Process and Examples
Photoperiodism is a biological response of plants and animals to change in the proportion of dark and light. Garner and Allard first studied photoperiodism in plants in 1920. “Photo” means light and “period” means the length of time. Plants require light to bloom. The duration when the plant is required to bloom is known as critical photoperiod. Photoperiodism helps to determine the flowering season of different types of plants.