61.
According to Wareing and Foda, which of the following causes the oxidation of an inhibitor present in the upper seed of the cocklebur plant, thus allowing germination?

64.
C4 cycle is energy expensive and requires

65.
Which of the following are used to prepare the main storage (starch) form of food in plants?

66.
Calvin and co-workers selected which of the following plants for the study of the process of photosynthesis ?

68.
When a plant of one genotype is altered phenotypically by chemical or physical treatment to mimic the phenotype of another plant of different genotype, it is referred to as