81.
Which of the following is not cerrectly matched

82.
Main substance involved in transfer of electrons in photosynthesis is

83.
Burgundy mixture contains sodium carbonate in place of CaCO3 as in Bordeaux mixture was discovered in

84.
Quantasomes occur on the surface of

85.
Causal agent of Ring spot of potato is

86.
Nitrogen loss from urea application in paddy field is known as

87.
Pinwheel inclusion bodies are

88.
A sudden change from anaerobic to aerobic process produces

89.
Blossom end rot disorder in tomato has been found to be caused by the deficiency of

90.
The effective control of flag smut of wheat (Urocystis tritici) can be done by adopting of