81. The symptom when the entire leaf loses its pigment is known as
82. Fruits stored in a cold chamber exhibit longer storage life because
83. In root nodules of legumes, leghaemoglobin is important because
84. The enzymes which cause the substrate molecule to split into two different components are known as
85. In which of the following plants the cell wall formation of the endosperms occurs at the 4-nucleate stage?
86. Which of the following types of light are strongly absorbed by plants?
87. According to Calvin and Benson, the initial accepter of the CO2 molecule during photosynthesis is
88. Who among the following found that the application of synthetic auxins can bring about the development of an unpollinated ovary into a fruit?
89. According to Hatch and Slack, the primary carboxylation in C4 plants takes place in the
90. At very high intensity beyond a certain point, the photosynthesising cells exhibit photo-oxidation of its constituents. This phenomenon is caIled
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- Plant Anatomy and Physiology - Section 9