71.
C : N ratio of FYM is

72.
In green cell the enzyme catalase is localised in

73.
Tick out the sexual spores of fungi

74.
The black wart disease of potato specially confined to Darjeeling hills is caused by pathogen

75.
Seeds of pulses are inoculated with bacteria to

76.
Major genes contributes disease resistance in the form of

77.
Who is regarded as Reconstructor of Mycology?

78.
The nitrification process is most active when the pH is between

79.
Colony colour of Aspergillus niger is

80.
Maize streak virus comes under the family