Vedclass
Class 11BiologyPlant Growth and DevelopmentPhotoperiodism and Vernalization
Medium

Which of the following exerts a profound effect on the reproductive growth of a flowering plant?

  • A
    Quality (colour) of light
  • B
    Quantity (intensity) of light
  • C
    Direction of light
  • D
    Duration of light cycle
Share

Explore More

Browse All

Question Bank

11

All Subjects

Class 11 Questions

Class 11

Biology Questions

Chapter

Plant Growth and Development

Subtopic

Photoperiodism and Vernalization

Similar Questions

During the photoperiodic induction,$........$ is translocated from leaves to shoot buds to induce flowering.

Easy
View Solution

Assertion: Photomodulation of flowering is a phytochrome regulated process.
Reason: Active form of phytochrome $(P_{FR})$ directly induces floral induction in shoot buds.

MediumAIIMS 2015
View Solution

Phytochrome is closely related to

Medium
View Solution

There are many plants that do not show any correlation between exposure to light duration and the induction of flowering. Such plants are called $..........$.

Easy
View Solution

Phytochrome occurs in two forms. In which form does it promote the germination of seeds of some species?

Medium
View Solution

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo