A. Fungi which cause disease
B. Any bacteria which causes disease
C. Any virus which causes disease
D. Any organism which causes disease
Agriculture Mcqs
The entrance point for air in insects are known as ……………..?
A. Trachea
B. Spines
C. Secretion
D. Nervous system
The economic injury level for white fly is…………….?
A. 1-2 nymphs/leaf
B. 2-3 nymphs/leaf
C. 3-4 nymphs/leaf
D. 1 nymphs/leaf
Formulation or insecticides is………………?
A. Dust
B. EC
C. Granular
D. Fungiments
The insecticides with longest residual effect belongs to……………….?
A. Pyrethroid
B. Carbamates
C. Organo-chlorine
D. Organio-phosphate
Organo-chlorine insecticides includes……………….?
A. DDT
B. Aldrin and Diehydrin
C. Aindone and Heptachlor
D. All the above
Blast disease is an international disease of…………….?
A. Wheat
B. Sugarcane
C. Cotton
D. rice
Gummosis is the disease of……………..?
A. Mango
B. Guava
C. Citrus (Lemon)
D. none
Leaf spot or tikka is the disease of………………..?
A. Soybean
B. Sunflower
C. Ground nuts
D. none of these
Which one of the following is polyphagus insect………………?
A. American boll worm
B. Whitefly
C. Aphids
D. A