81.
In which variety of cauliflower seed production pis not possible in North Indian plains?

82.
Principle of preservation by pickling is based on

83.
Cock's comb belongs to the botanical family

84.
Seedless in Black Corianth grapes is due to

85.
Perigynous ovary is seen in

86.
In cryopreservation, seeds are immersed in liquid nitrogen at . . . . . . . . °C temperature.

87.
Pusa Hybrid-1, a hybrid of . . . . . . . . crop(s) was released from IARI, New Delhi, India.

88.
Most heavily pruned fruit plant is

89.
Chemical name of Vitamin-K is

90.
The growth regulator used to reduce flower drop in chilli is