841. On the basis of cotton cultivated area which on of the following countries occupies first position ?

A. Pakistan
B. India
C. America
D. China

842. In 1991-92 the record production of cotton in Pakistan was_______________?

A. 12800,000 bales
B. 1200,000 bales
C. 1000,000 bales
D. 1100,000 bales

843. CLCV stands for__________________?

A. Cotton leaf cover virus
B. cotton leaf curl virus
C. cotton leaf cotton virus
D. cotton leaf complete virus

844. Cotton plant belong to one of the following categories______________?

A. C4 plant
B. CAM plant
C. C3 plant
D.non of these

845. Cotton plant has a mode of germination______________?

A. Hypogeal germination
B. Epigeal germination
C. Both of the above
D. non of these

846. Cotton is a crop of_______________?

A. Tropical region
B. Sub-tropical region
C. Both A and B

847. In China, cotton was cultivated as a crop in._______________?

A. 7thcentury AD
B. 4thcentury AD
C. 10th century AD
D. 5th century AD

848. Cotton ginning machine was invented by_______________?

A. William Black
B. Withey
C. Thomas Hough ten
D. Thomas Wilson

849. Among the cotton exporting countries the number of Pakistan is_______________?

A. 1st
B. 2nd
C. 3rd
D. 4th

850. On the basis of yield of cotton per hectare which of the following country occupies first position ?

A. Pakistan
B. America
C. Australia
D. India


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