851. Seed rat of American cotton per acre is__________________?

A. 10-12 kg
B. 6-8 kg
C. 15-18 kg
D. non of these

852. Recommended method for cotton sowing is________________?

A. Broad cast method
B. Drill method
C. Ridge sowing method
D. non of these

853. Best time of sowing for cotton is______________?

A. Mid March to mid April
B. Mid May to mid July
C. Mid June to mid July
D. non of these

854. Number of irrigation required for cotton crop are______________?

A. 5 irrigations
B. 6 irrigations
C. 8 irrigations

855. An example of monocot fiber yielding plant is_________________?

A. Cocos
B. Clemates
C. Corchorus
D. Crotalaria

856. Major source of sugar in world is_________________?

A. Dates
B. Beet root
C. Water melon
D. Sugarcane

857. The depth of water required by crops during the base period is called_____________________?

A. Frequency of water
B. Acre inch
C. Duty of water
D. Delta of water

858. Bacillus thuringensis season cotton is a________________?

A. Virus
B. Bacteria
C. Fungi
D. non of these

859. Optimum pH for cotton plant lies between______________?

A. 5.2 to 9.0
B. 5.2 to 7.0
C. 3.5 to 5.5
D. non of these

860. The unproductive branches of cotton are called_________________?

A. Sympodial branches
B. Monopodial branches
C. Vegetative branches