Agriculture MCQs

2794 MCQs  (Page 275 of 280)

World Agriculture Day is celebrated on:__________?
A. 12th may
B. 11th june
C. 22nd april
D. None of the above
Erysiphe caused the _________ disease?
A. Powdery mildews
B. Downy mildews
C. Covered smut
D. Late blight of potato
The coprophilic fungi inhabit:
A. Dung substratum (herbivore feces)
B. Deadwood
C. Decaying leaves
D. Food articles
Most of the summer vegetables are_________?
A. Annual
B. Biennial
C. Perennial
D. None of these
Mulches are mainly used to reduce?
A. Transpiration
B. Evaporation
C. Evapotranspiration
D. All of above
__________ is gram-positive?
A. Xanthomonas
B. Corynebacterium
C. Pseudomonas
D. Erwinia
____________ converts ammonia into nitrite?
A. Nitrosomonas
B. Nitrobacter
C. Azotobacter
D. Rhizobium