Analogy type questions:
$(1)$ Coconut milk : Zeatin : : $ABA$ : ...............
$(2)$ Phenolic acid : Seed dormancy : : Cold treatment : ...............

Given below are two statements.
Statement $I$: If the long dark period is interrupted by a brief flash of light,short day plants will not flower.
Statement $II$: When the long dark period is interrupted by a brief flash of light,long day plants can flower.
In the light of above statements,choose the most appropriate answer from the options given below:

$A$ short-day plant was exposed to alternating red-far red light treatments. What would happen if the last treatment was of far-red light?

Short night plants are known as:

Vernalisation is done at

The pigment involved in red-far red light interconversion is